{"as_of":"2026-08-17T15:37:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:54c78d40bb0d8021a2d48471f0af3a577af1c2e2174155ae26542d10890de7a5","coverage":[{"denominator":63,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":63,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-05T18:06:04.584978Z","state":"measured"},{"denominator":63,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":63,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-17T06:30:58.91139+00:00","state":"measured"},{"denominator":0,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":0,"source":"paper_references, paper_reference_links","source_observed_at":null,"state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"cited_works","source_observed_at":null,"state":"measured"}],"external_citation_measurements":[],"inbound":[],"links":{"evidence":"/evidence","html":"/paper/2508.20114/citation-record","integrity":"/paper/2508.20114/integrity","json":"/paper/2508.20114/citation-record.json","paper":"/paper/2508.20114"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1016/j.habitatint.2009.09.008","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Habitat International 34(2), 236–243 (2010) https://doi.org/10.1016/j.habitatint.2009.09.008","venue":"Habitat International","work_id":"dbcd3d6a-5683-4b01-b30c-a64d9701b1a8","year":2010},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:58.877594Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:3394a3cd2be062bceb15c692a4bc957dcb23b9772a5295c0730a50689736bd22","observation_id":"e4e807ed-c65c-43d6-8d97-d2b0c80a00c3","resolution":{"observed_at":"2026-08-05T18:06:10.039717Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:05:58.943538Z","title":"PloS ONE 6(8), 23777 (2011) https://doi.org/10.1371/journal.pone.0023777","venue":null,"work_id":null,"year":2011},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:58.943538Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:8d4d21743432e4f5dc1a70dd7fabc0e2c514086cecd67cc082a744245a21312f","observation_id":"97bc51ed-a163-40eb-a9bf-5007ca679201","resolution":{"observed_at":"2026-08-05T18:05:58.943538Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1073/pnas.1211658109","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Proceedings of the National Academy of Sciences109(40), 16083–16088 (2012) https://doi.org/10.1073/pnas.1211658109","venue":"Proceedings of the National Academy of Sciences","work_id":"2e4e6c92-e9e6-4843-b778-f0e3182fe981","year":2030},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:59.041464Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:5df9b937b3a6989f21576dc52fd15ed31c3c28bd466188b44a8c2acc1ebdfb3e","observation_id":"44692ed6-4644-4403-8126-2bb195eb3dce","resolution":{"observed_at":"2026-08-05T18:06:09.749206Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1038/s41893-019-0340-0","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Nature Sustainability 2(8), 755–763 (2019) https://doi.org/10.1038/s41893-019-0340-0","venue":"Nature Sustainability","work_id":"4d703e02-4aa6-45ae-9e88-67361a00b43f","year":2019},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":4,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:59.095912Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:031687022128f288e271f36ff6f2dabbad53f6eaf0e43874bd315fccc4f7ef72","observation_id":"32a2fda4-bb85-4824-ad45-447dd0d983cd","resolution":{"observed_at":"2026-08-05T18:06:09.426191Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1177/0042098019873796","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Urban Studies 57(4), 731–747 (2020) https: //doi.org/10.1177/0042098019873796","venue":"Urban Studies","work_id":"d68fa6f1-b089-4e38-b8c1-f90c1f1e9340","year":2020},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":5,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:59.169030Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:d5e5829c2b51b6ebde6c8d1671fdc5535294fad52bc2a32118a68586c07cdea6","observation_id":"0fc32f4d-210d-4acb-b5a5-d5e609bda5b9","resolution":{"observed_at":"2026-08-05T18:06:09.160982Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:31.952166Z","title":"Lincoln Institute of Land Policy, Cambridge, MA, ??? (2012)","venue":null,"work_id":"4d620aff-f34e-4f36-a4f8-f90fa3e3665f","year":2012},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":6,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:59.288647Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:a8adea1791cca00198ed195e79b79f1668f8ae933fb62ca9fa2ff2a99a3ee01e","observation_id":"b96c4a29-e1f5-4d74-8417-035d2ad08d27","resolution":{"observed_at":"2026-08-05T18:06:32.032703Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:31.756662Z","title":"submitted (2025)","venue":null,"work_id":"a06705ad-35ec-431a-96a8-9db7f8506049","year":2025},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:59.394557Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:0a84dd171bd56fe858a6ba0b92b6260336b549b3d3f0198f3db07f21d4b60d1f","observation_id":"26e3c63f-2bc0-42cc-8dad-6ac26c76cf6d","resolution":{"observed_at":"2026-08-05T18:06:31.838580Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:31.565639Z","title":"Nature Communications 11(1), 2647 (2020) https://doi.org/10.1038/ s41467-020-16461-9","venue":null,"work_id":"9e559ff1-8913-427d-a122-c2c0ccdf37f2","year":2020},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":8,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:59.462412Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:6fcb9e5cd7c494495d578281ee4dfd75e241b437a614e93c66e5fe9a0bea3754","observation_id":"cd169e86-d8d4-4a51-9f1c-c34c01fcd324","resolution":{"observed_at":"2026-08-05T18:06:31.677005Z","resolver_source":"raw_fallback","status":"malformed_identifier"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1038/s44284-024-00091-z","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Nature Cities 1(8), 522–532 (2024) https: //doi.org/10.1038/s44284-024-00091-z","venue":"Nature Cities","work_id":"ad6b682a-3e16-42e7-9ea4-bc808cae2d18","year":2024},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:59.552460Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:c02a84d13014dd2e15f086436a5bd4200c8b8154d03a4317ceaf32139abe1598","observation_id":"c7d0038d-2bc7-47c3-bed2-ddc9c431494c","resolution":{"observed_at":"2026-08-05T18:06:08.933143Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":"2022.11438","doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:27.588450Z","title":"Environmental Research 215, 114387 (2022) https://doi.org/10.1016/j.envres.2022.114387","venue":null,"work_id":"8ad42ff9-9cc1-4de4-be6a-dc68ea1ae94e","year":2022},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:59.678676Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:de4740210de8f280fadbb2017b96bc14c172e2e339f545701ecc3e59d530702d","observation_id":"1c10bc8a-720e-4a04-89da-a183c98dd2eb","resolution":{"observed_at":"2026-08-05T18:06:27.639455Z","resolver_source":"raw_fallback","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1126/sciadv.abo0095","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Science Advances 8(27), 0095 (2022) https://doi.org/10.1126/sciadv.abo0095","venue":"Science Advances","work_id":"8657daa0-369b-43f5-9a6c-2ed9aea430e7","year":2022},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:59.744675Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:888fc643237b185bc149cf2bc8dea1f1b8b60cb98d54e1549a62db5b15dc22a9","observation_id":"77276390-f35c-4c1b-ae1a-68c673eb5950","resolution":{"observed_at":"2026-08-05T18:06:08.747236Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:31.322524Z","title":"Nature Communications 14(1), 6460 (2023) https://doi.org/10","venue":null,"work_id":"05e65e79-5d77-47a2-8a8c-f3ceaf787ef3","year":2023},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":12,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:59.848057Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:89c4d0ceab39c5b7c1007ca118011516f3e2c51eb7a4d514ce421356030ffff8","observation_id":"9da7a872-dfe5-4055-a70f-bb7c3b624ef6","resolution":{"observed_at":"2026-08-05T18:06:31.456512Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:05:59.921811Z","title":"Nature Cities, 1–11 (2024) https://doi.org/10.1038/s44284-024-00162-1","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-08-05T18:05:59.921811Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:ef54c891dcf663ebf7eef09d8e0e0853dad50c2c1e3984a84a84692a28040e6a","observation_id":"eaa8701c-0ab7-4fa0-9fa6-1049abc80149","resolution":{"observed_at":"2026-08-05T18:05:59.921811Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1038/s42254-019-0054-2","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Nature Reviews Physics 1(6), 406–415 (2019) https://doi.org/10.1038/s42254-019-0054-2","venue":"Nature Reviews Physics","work_id":"505304aa-c091-4541-a2ae-64a94956158e","year":2019},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":14,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:00.031927Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:24a3c9b25afae963d380abdc9d9d744182478d8d7e2afa24670b6ccc267cdd4c","observation_id":"ef38828e-89c1-471d-8bd8-37881b85478a","resolution":{"observed_at":"2026-08-05T18:06:08.580287Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1016/j.enpol.2016.01.015","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Energy Policy 91, 352–361 (2016) https://doi.org/10.1016/j.enpol.2016.01.015","venue":"Energy Policy","work_id":"178e7596-d997-4604-901d-b8679d179d64","year":2016},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":15,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:00.090579Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:347a4cdf231e9185d3139a64f2e25693632767b6349a86e8609ef5496269cd32","observation_id":"5df8c3ee-f4b4-44d9-bdb6-54638c610a34","resolution":{"observed_at":"2026-08-05T18:06:08.459357Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:30.991281Z","title":"Nature Communications 10(1), 3204 (2019) https://doi.org/10.1038/ 19 s41467-019-11184-y","venue":null,"work_id":"b54a11ee-3f47-4ea1-ab87-f2738e2c142b","year":2019},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":16,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:00.164928Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:ec623a166c432727d77dd1e93cb106ba52020892f2911f68ef33bc07959e9a11","observation_id":"46ce5902-6e30-4765-857f-85da26ce3ba5","resolution":{"observed_at":"2026-08-05T18:06:31.110771Z","resolver_source":"raw_fallback","status":"malformed_identifier"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1038/s41893-024-01271-4","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Nature Sustainability 7(3), 294–304 (2024) https://doi.org/10.1038/s41893-024-01271-4","venue":"Nature Sustainability","work_id":"973111c7-9773-4b7c-ac50-389313b2e00a","year":2024},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":17,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:00.266375Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:20aa7f59caeb088360950c03d26e93f4c57bfb408ec75a08b7f2360740cdca33","observation_id":"9798d493-e44d-4035-9d77-da966284502e","resolution":{"observed_at":"2026-08-05T18:06:08.307434Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1038/s41467-024-50840-w","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Nature Communications 15(1), 6456 (2024) https://doi.org/ 10.1038/s41467-024-50840-w","venue":"Nature Communications","work_id":"3e8b6935-bcc2-4bd6-996c-2d5c9b6fc789","year":2024},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":18,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:00.351511Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:0d9085da652b2013e817a915f24f6e211854f131391690fa01a5d5a8bea40623","observation_id":"e55d74c9-aaa8-45c7-80b1-13e6b148a451","resolution":{"observed_at":"2026-08-05T18:06:08.151526Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:30.665266Z","title":"Lippincott’s Magazine 57, 403–409 (1896)","venue":null,"work_id":"8bf0819c-3da4-41e5-a4ee-ff7b399d6692","year":null},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":19,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:00.471690Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:3c14d062208dfefa340a2e0dea2e718e2cc5af478bfffa5484194d65cded5046","observation_id":"69fee726-2060-4160-9e0b-9e2fbd10105b","resolution":{"observed_at":"2026-08-05T18:06:30.832256Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.2307/2710531","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"American Quarterly 9(9), 316–324 (1957) https://doi.org/10.2307/2710531","venue":"American Quarterly","work_id":"4c91051f-cd99-427b-bac7-05a5bfd16dcb","year":1957},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":20,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:00.585388Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:b364fb0009189c572db0173c7fbfa524d221503c8a6c763aeeeb2bb182f74a76","observation_id":"14debd58-506d-4ea6-a25b-fe6b379d7e4d","resolution":{"observed_at":"2026-08-05T18:06:08.009692Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":"2021.10341","doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:27.308506Z","title":"Journal of Urban Economics 129, 103419 (2022) https://doi.org/10.1016/j.jue.2021.103419","venue":null,"work_id":"1ac7f9aa-b68a-44cd-aab8-d64b3f4238da","year":2022},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":21,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:00.712134Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:23c494b60b9c96a73702268c55e2a42ac39bf7eebecb8daf226941bfb4e3eadd","observation_id":"6d58d346-4d85-4f9d-b179-eb4f10fafffb","resolution":{"observed_at":"2026-08-05T18:06:27.412200Z","resolver_source":"raw_fallback","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.2139/ssrn.4649000","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":null,"venue":"SSRN Electronic Journal","work_id":"ca9fbb8c-cf80-4941-9319-b5a0ceca4877","year":2023},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":22,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:00.805319Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:5cf041e0aa5d2745c6b793c91900c94f031769b07b30c1651a7cee94299c562a","observation_id":"3316b681-4bff-4a26-9c56-f71a2435e5bb","resolution":{"observed_at":"2026-08-05T18:06:07.874968Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:30.337916Z","title":"Nature Cities, 1–12 (2024) https://doi.org/10","venue":null,"work_id":"512abf29-8c26-4e4a-8b83-ec1858d229ed","year":2024},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":23,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:00.918588Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:9c9374914628d2fbf2f4b0a551364bdab2d3932fc73fcf1ef976afe0ba143bc6","observation_id":"efd02e19-7711-4aa9-b2f0-d844e49bef74","resolution":{"observed_at":"2026-08-05T18:06:30.528076Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":"2024.10568","doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:27.035884Z","title":"Cities 158, 105682 (2025) https://doi.org/10.1016/j.cities.2024.105682","venue":null,"work_id":"6c4de025-bc54-4c4d-93f6-1e1d20bd6b2c","year":2025},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":24,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.015180Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:1a9bd95b260381611dc901622e061c4e1cf740bdb085e097cb0f5c657c6a49ea","observation_id":"1f24ef06-c5a9-4699-8861-ccd46bf74424","resolution":{"observed_at":"2026-08-05T18:06:27.126834Z","resolver_source":"raw_fallback","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:01.075166Z","title":"Land Use Policy 153, 107542 (2025) https://doi.org/10.1016/j.landusepol.2025.107542","venue":null,"work_id":null,"year":1990},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":25,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.075166Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:c0c8dccba8cbf616906cdfaf2ad42e9cfba2470e2746bb519aa1c61e97cfe7dd","observation_id":"eb4171e1-2413-458b-95f3-30ff4051f157","resolution":{"observed_at":"2026-08-05T18:06:01.075166Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:29.994446Z","title":"Nature Cities, 1–9 (2024) https://doi.org/10.1038/ s44284-024-00120-x","venue":null,"work_id":"d9cd60c3-9917-4a86-90eb-12b4144d700e","year":2024},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":26,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.168299Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:35ac11817ad7e1cc09c56753b41b352b763c3fd185668c12fd6b9557533615a8","observation_id":"38907a0c-8cbb-4faa-96cb-60bee5747037","resolution":{"observed_at":"2026-08-05T18:06:30.153343Z","resolver_source":"raw_fallback","status":"malformed_identifier"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:01.271427Z","title":"Proceedings of the National Academy of Sciences 119(46), 2214813119 (2022) https://doi.org/10.1073/pnas","venue":null,"work_id":null,"year":2022},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":27,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.271427Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:96b183ee17e857f83920f671d9c23c5d03ff19f942a220215024c7d2c35e017e","observation_id":"2c8e1015-cc7a-47a2-a31b-f742137035cd","resolution":{"observed_at":"2026-08-05T18:06:01.271427Z","resolver_source":null,"status":"malformed_identifier"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:01.359509Z","title":"Com- puters, environment and urban systems 54, 32–46 (2015) https://doi.org/10.1016/j.compenvurbsys","venue":null,"work_id":null,"year":2015},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":28,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.359509Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:681293bc91aac77e39fc05540889e4d8690cef73f605a8aa323a116fc6d36bca","observation_id":"b038703d-3afd-4a29-8f2d-7635476984e3","resolution":{"observed_at":"2026-08-05T18:06:01.359509Z","resolver_source":null,"status":"malformed_identifier"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1371/journal.pone.0156808","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"PLoS ONE 11(6), 0156808 (2016) https://doi.org/10.1371/journal.pone.0156808","venue":"PLoS ONE","work_id":"e52cd8cb-1c33-4661-98bc-4684919d40cd","year":2016},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":29,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.475133Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:e9462cce2d7cf1cc41fbfeb30f20883469ad9e0076f8e425c93585490b5a67ba","observation_id":"77f96c0b-1946-4c57-b024-1d7fdf865b46","resolution":{"observed_at":"2026-08-05T18:06:07.695350Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":"3684.1971","doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:26.671883Z","title":"Geografiska Annaler: Series B, Human Geography 53(1), 54–67 (1971) https://doi.org/10.1080/04353684.1971.11879355","venue":null,"work_id":"ec7e5618-3394-48a3-8a3c-a9918cc06129","year":1971},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":30,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.593282Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:b7320c2e56c1612ad90b356b4e9a25d81aad3d226f3a90ced72be7bc3c706ded","observation_id":"dcb58429-d356-40ac-a8bd-c06857cfc23f","resolution":{"observed_at":"2026-08-05T18:06:26.730999Z","resolver_source":"raw_fallback","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:01.660553Z","title":"Physics Reports 1012, 1–39 (2023) https://doi.org/10.1016/j.physrep.2023.02.002","venue":null,"work_id":null,"year":2023},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":31,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.660553Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:e48df9e8d28472d6ea58267f0a53e4b40bee32beaf4cb836e17ad1395728e507","observation_id":"9988081a-f024-4fe6-84bf-bcc001856d1d","resolution":{"observed_at":"2026-08-05T18:06:01.660553Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:01.721217Z","title":"Proceedings of the National Academy of Sciences 104(17), 7301–7306 (2007) https://doi.org/10.1073/pnas.0610172104","venue":null,"work_id":null,"year":2007},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":32,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.721217Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:ba19ae42cd212b605929babfc071cf38a129f1050091aa775a39a4760315e2c5","observation_id":"63c4135a-453d-49af-afac-2b41def4ae42","resolution":{"observed_at":"2026-08-05T18:06:01.721217Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:01.779817Z","title":"SAGE Publications Sage UK: London, England (2011)","venue":null,"work_id":null,"year":2011},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":33,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.779817Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:6cba872f228d3233cd2ca11976e09be9f35e98f356fe5b031055a56d47954a84","observation_id":"bb60d900-f340-4f65-9ea7-e4cd92bd2472","resolution":{"observed_at":"2026-08-05T18:06:01.779817Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":"2022.87993","doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:26.387167Z","title":"Frontiers in Conservation Science 3, 879934 (2022) https://doi.org/10.3389/fcosc.2022.879934","venue":null,"work_id":"68801500-869d-444a-b501-23a7945fe4ef","year":2022},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":34,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.851852Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:e2b15a442a8ea7de559d7765f15aacd583de13a39548138a177238cc4484b12f","observation_id":"87bec325-6238-4749-bf6b-1defad7ba3f1","resolution":{"observed_at":"2026-08-05T18:06:26.482024Z","resolver_source":"raw_fallback","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1038/s44284-025-00208-y","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Nature Cities, 1–9 (2025) https://doi.org/10.1038/s44284-025-00208-y","venue":"Nature Cities","work_id":"de18fcab-e738-4ac9-9604-d6f23e755290","year":2025},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":35,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:01.924862Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:628b92494083a3dd6e03065e20fa6d3f175bb4ad35f3728c65b4e2cf4fe4a01e","observation_id":"53263064-edcb-4f99-9d81-9693b8892b32","resolution":{"observed_at":"2026-08-05T18:06:07.539547Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1512.00946","last_updated":"2015-12-03T04:49:28Z","snapshot_observed_at":"2026-08-14T22:20:13.611017Z","submitted_at":"2015-12-03T04:49:28Z","title":"Urban Skylines: building heights and shapes as measures of city size","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1512.00946","snapshot_observed_at":"2026-08-05T18:06:02.033142Z","title":"arXiv preprint (2015) https://doi.org/10.48550/arXiv.1512.00946","venue":null,"work_id":null,"year":2015},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":36,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:02.033142Z"},"links":{"cited_paper":"/paper/1512.00946","citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:ceaaaab7b5de14ca24eeab4e12fb168a5c9ac3d0b026de7504c1480604a5f971","observation_id":"07ddf8d3-fef2-4e9e-8a89-394f463b6def","resolution":{"observed_at":"2026-08-05T18:06:02.033142Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.5194/essd-2024-217","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Earth System Science Data 2024, 1–28 (2024) https://doi.org/10.5194/essd-2024-217","venue":null,"work_id":"ec5a8673-0274-4a9e-ba58-e7d66defd3fc","year":2024},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":37,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:02.099319Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:e9e40f801351967c9168afa2ef6176978aef2d0985976fc4dca27f421f692965","observation_id":"1c6e86d6-294a-41b7-86eb-9cfa53688dc9","resolution":{"observed_at":"2026-08-05T18:06:07.361536Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1102.4101","last_updated":"2011-04-08T01:01:01Z","snapshot_observed_at":"2026-08-15T04:54:11.610578Z","submitted_at":"2011-02-20T20:17:02Z","title":"Scaling and Hierarchy in Urban Economies","version":2},"cited_work":{"arxiv_id":"1102.4101","doi":"10.48550/arxiv.1102.4101","metadata_source":"pith","pith_arxiv_id":"1102.4101","snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Scaling and Hierarchy in Urban Economies","venue":"stat.AP","work_id":"80b4f446-e08f-4a62-99f6-98d216d931c4","year":2011},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":38,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:02.159476Z"},"links":{"cited_paper":"/paper/1102.4101","citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:1777d77c89737502fab492fa6eb915fce1211e81a6efa1999ce815d776178e7f","observation_id":"8d096aea-b6de-4d4e-ad1c-c9d618b09c90","resolution":{"observed_at":"2026-08-05T18:06:07.194154Z","resolver_source":"local_arxiv","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1301.5919","last_updated":"2013-01-24T21:56:26Z","snapshot_observed_at":"2026-08-15T00:31:23.869732Z","submitted_at":"2013-01-24T21:56:26Z","title":"The hypothesis of urban scaling: formalization, implications and challenges","version":1},"cited_work":{"arxiv_id":"1301.5919","doi":"10.48550/arxiv.1301.5919","metadata_source":"pith","pith_arxiv_id":"1301.5919","snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"The hypothesis of urban scaling: formalization, implications and challenges","venue":"physics.soc-ph","work_id":"661a8b43-7a9e-45a4-a3a3-b72f6f3a2a9a","year":2013},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":39,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:02.223010Z"},"links":{"cited_paper":"/paper/1301.5919","citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:1ecdea0d1d69a1675d041ca07c14d983e6f3d4a63663c285fdb84b87cf3f6266","observation_id":"2054be47-99b4-4662-a4ec-998415fca856","resolution":{"observed_at":"2026-08-05T18:06:06.818025Z","resolver_source":"local_arxiv","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1177/23998083251332324","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Environment and Planning B https://doi.org/10.1177/23998083251332324","venue":"Environment and Planning B Urban Analytics and City Science","work_id":"4fa55f0d-0f1e-44ad-8ba3-4df817e1b67d","year":null},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":40,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:02.313467Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:c65e3195c16c0241be84c099fa323defc2f2e7fa783ca4028880ef6d043c0bf1","observation_id":"01864eb3-d12a-4de0-8d57-07513ea90238","resolution":{"observed_at":"2026-08-05T18:06:06.572766Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:02.444543Z","title":"Remote Sensing of Environment 240, 111705 (2020) https://doi.org/10.1016/ j.rse.2020.111705","venue":null,"work_id":null,"year":2020},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":41,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:02.444543Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:21fb84150e80c566071e46e3a5b2648d1f3ea501e892628f6eb4bff7b5586a39","observation_id":"cf5ff93d-e0a7-4b20-84aa-f0c40eb4d1a8","resolution":{"observed_at":"2026-08-05T18:06:02.444543Z","resolver_source":null,"status":"malformed_identifier"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":"2022.10350","doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:25.955286Z","title":"Journal of Urban Economics 132, 103507 (2022) https://doi.org/10.1016/j.jue.2022.103507","venue":null,"work_id":"a41652af-6daa-4927-9d72-d58f0d12e778","year":2022},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":42,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:02.554474Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:10df8f42621c38146070ff1f8948ef8ab3b70fb65622b8a2ad40e54309bf701b","observation_id":"93afd136-2ca8-49e8-801b-33ab4c261833","resolution":{"observed_at":"2026-08-05T18:06:26.043541Z","resolver_source":"raw_fallback","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.5334/bbf","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Mapping and the Citizen Sensor, 37–59 (2017) https://doi.org/10.5334/bbf","venue":"Ubiquity Press eBooks","work_id":"e1e8a9e3-df63-4be3-bbbd-5e331f22e3c7","year":2017},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":43,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:02.636387Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:20e64bb36f60d8d3f3b0a67593c9480eda94d3092fcee97d27b1506804573cba","observation_id":"50e1478e-5ed9-4eda-818b-cc7fae9d8298","resolution":{"observed_at":"2026-08-05T18:06:06.349605Z","resolver_source":"doi_truncated","status":"malformed_identifier"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1038/s41467-023-39698-6","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Nature Communications 14(1), 3985 (2023) https://doi.org/10.1038/s41467-023-39698-6","venue":"Nature Communications","work_id":"1e0c8fd8-53c4-4cec-84b7-1f163d21df7c","year":2023},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":44,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:02.732920Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:7f24b33a92201a9174f7a086e2c51cc9c3c3b1482d6217a5572f73ec7fe93799","observation_id":"1fe5627f-3542-4520-9830-fe619cb4d89f","resolution":{"observed_at":"2026-08-05T18:06:06.114220Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":"2020.12516","doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:25.740969Z","title":"Physica A: Statistical Mechanics and Its Applications 560, 125162 (2020) https://doi.org/10.1016/j.physa.2020.125162","venue":null,"work_id":"993da613-7f69-4421-938a-68b46b2fb1e7","year":2020},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":45,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:02.824416Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:d260476d737ed2821ba98d171b79df94fe4197e3098622f5356e0a6dc34d018a","observation_id":"ba8795ca-28e8-4452-9124-1afc7d9e2a70","resolution":{"observed_at":"2026-08-05T18:06:25.818297Z","resolver_source":"raw_fallback","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:02.952371Z","title":"Cities 131, 103919 (2022) https://doi.org/10.1016/j.cities.2022.103919","venue":null,"work_id":null,"year":2022},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":46,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:02.952371Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:2c13d787925615426dbaa613c8b684ced25d03a8ea89250fab2466c5ea9b5fdb","observation_id":"30c68944-feeb-41ac-9d2e-90e2a3965ac3","resolution":{"observed_at":"2026-08-05T18:06:02.952371Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1016/j.landurbplan.2015.02.017","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Landscape and Urban Planning 139, 26–39 (2015) https://doi.org/10.1016/j.landurbplan.2015.02.017","venue":"Landscape and Urban Planning","work_id":"4ba9a4a0-6d12-4e80-bd83-604a1556824b","year":2015},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":47,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:03.039481Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:0232df8ace9d50dfeba30a0d2f7bde44eea33bb4f9a464d2fab4387cb5662526","observation_id":"629b91c8-a973-4c77-807a-1fa7a3e99839","resolution":{"observed_at":"2026-08-05T18:06:05.892735Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:29.583730Z","title":"Environment and Planning B: Urban Analytics and City Science 47(5), 870–888 (2020) https://doi.org/10.1177/ 21 2399808318810532","venue":null,"work_id":"51fb32c4-8be4-4b56-b030-ccc4212e41c6","year":2020},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":48,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:03.140860Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:1ddbabe509b76e323c4486748eaba317180601551263c4d5d738c2873ba8c527","observation_id":"9b5d5358-4f02-49b8-bcfc-658e9ffe77f4","resolution":{"observed_at":"2026-08-05T18:06:29.783478Z","resolver_source":"raw_fallback","status":"malformed_identifier"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:03.269762Z","title":"Scientific Reports 11(1), 22044 (2021) https://doi.org/10.1038/s41598-021-01477-y","venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":49,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:03.269762Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:dd980aee524d3f8499d16cfd4f671ec9b6b6ee20c5ca0bcedc003e6e954eb710","observation_id":"1e51f64a-ed7d-4816-995a-4af1c63da41c","resolution":{"observed_at":"2026-08-05T18:06:03.269762Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:29.265622Z","title":"submitted (2025)","venue":null,"work_id":"6dfd1a6b-b54f-44b5-a98e-59c10e4b0ca3","year":2025},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":50,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:03.357856Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:b106c217237394e4b8c55896da493ecec44534167ae0bdd4abea428913c50778","observation_id":"404de5db-1ca9-4085-ae7c-74b4244da505","resolution":{"observed_at":"2026-08-05T18:06:29.417725Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:28.970584Z","title":"The Journal of Law and Economics 48(2), 331–369 (2005) https://doi.org/10.1086/ 429979","venue":null,"work_id":"fcd010e6-11ac-47ac-bfdb-ad69b7a9bec2","year":2005},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":51,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:03.437118Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:a424d8e8d7b8bf4a9b274b07afa4760ecd0c0ddccd9d0b919fb364c3daa05c26","observation_id":"46a2b0e1-56ee-4e9c-8cc7-730f1df37afe","resolution":{"observed_at":"2026-08-05T18:06:29.093773Z","resolver_source":"raw_fallback","status":"malformed_identifier"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1073/pnas.2201780119","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Proceedings of the National Academy of Sciences 119(38), 2201780119 (2022) https: //doi.org/10.1073/pnas.2201780119","venue":"Proceedings of the National Academy of Sciences","work_id":"b7f239e8-60bc-435a-a243-c6128823bb99","year":2022},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":52,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:03.558389Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:99662eed1bbd4c9cdeb6b5720a405557b0516eb0561e7cd70e9927fde97a5a63","observation_id":"e392a089-0f73-4f16-88ad-c8983d9610ae","resolution":{"observed_at":"2026-08-05T18:06:05.678739Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1016/j.landusepol.2012.04.016","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Land Use Policy 30(1), 485–495 (2013) https://doi.org/10.1016/j.landusepol.2012.04.016","venue":"Land Use Policy","work_id":"e18b228f-4976-4094-b503-7b46c5d53524","year":2013},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":53,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:03.642390Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:b0377ae91fb65227f2fe202b333f0eb89e2ef398c86414aca4b81973eb37a2a7","observation_id":"665a7b06-57a3-4339-b97b-91e612785c8a","resolution":{"observed_at":"2026-08-05T18:06:05.406471Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:28.652177Z","title":"submitted (2025)","venue":null,"work_id":"62367058-832e-4e83-a3e6-04a00caac170","year":2025},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":54,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:03.728752Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:3d2b480c39ea4e976faf74eaf9502e241f7eec257a3a525268863db228421aa1","observation_id":"15d4e51e-a11e-4e0b-87f9-f9b2581eba0d","resolution":{"observed_at":"2026-08-05T18:06:28.791078Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:28.287483Z","title":"Nature Cities 1(10), 642–653 (2024) https://doi.org/10.1038/ s44284-024-00118-5","venue":null,"work_id":"09bcf7cf-c3f4-463e-b0ad-283efb30914c","year":2024},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":55,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:03.845633Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:6af03474aba181e40500d17e49f489833c9a96dfce14d8fd937ed990851090e6","observation_id":"0166f738-3313-4ff7-89bf-f33b57c59f1d","resolution":{"observed_at":"2026-08-05T18:06:28.471578Z","resolver_source":"raw_fallback","status":"malformed_identifier"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1103/physrevlett.111.198702","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"Physical Review Letters 111(19), 198702 (2013) https://doi.org/10.1103/PhysRevLett.111.198702","venue":"Physical Review Letters","work_id":"b1bdf152-af59-41c0-9bee-30d8c1cf7077","year":2013},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":56,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:03.943649Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:f368ef56ae6773f7064448cdeb8e03fcde713af4a1a00650a100e3a30e821bb1","observation_id":"b35fdc58-0199-4485-b7c2-90fb36ea2e77","resolution":{"observed_at":"2026-08-05T18:06:05.168690Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:04.022351Z","title":"Nature Communications 15(1), 4507 (2024) https://doi.org/10.1038/s41467-024-48909-7","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":57,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:04.022351Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:8d87c5581a35c00b73eacb25595f430cfd5761accbec37c5e22fb14dab13a8a6","observation_id":"9e05741f-1fb6-401f-a933-fcc26e007ba5","resolution":{"observed_at":"2026-08-05T18:06:04.022351Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:27.976290Z","title":"Nature Communications 8(1), 1841 (2017) https://doi.org/10.1038/ s41467-017-01882-w","venue":null,"work_id":"f8944439-3b69-4cbd-806d-9f36992c40cf","year":2017},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":58,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:04.111490Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:5c464bdb480dd91c7717e1e9e56c1927c591ff138d1c846e34f4e966c023854e","observation_id":"cc90c36a-4b36-4bc3-8db1-b360d2ac0758","resolution":{"observed_at":"2026-08-05T18:06:28.077992Z","resolver_source":"raw_fallback","status":"malformed_identifier"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:04.212036Z","title":"Nature 593(7860), 522–527 (2021) https://doi.org/10.1038/s41586-021-03480-9","venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":59,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:04.212036Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:1db30776008e52c40580195a1585c3858a45c8e4b607addd4fcb54f91622b4e4","observation_id":"f0b76d6a-8e08-46a5-a58f-f60228d8d055","resolution":{"observed_at":"2026-08-05T18:06:04.212036Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:04.306545Z","title":"Computers, Environment and Urban Systems 95, 101809 (2022) https://doi.org/10.1016/j.compenvurbsys.2022.101809","venue":null,"work_id":null,"year":2022},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":60,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:04.306545Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:c64c911258a706a0803f67b75b56022d3dc0f5f1857a637c876fcd1bf0670f3d","observation_id":"42de5cdb-40dd-418d-8571-7a85be8c3fd3","resolution":{"observed_at":"2026-08-05T18:06:04.306545Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:27.754755Z","title":"Technical report, JRC Technical Report (2019)","venue":null,"work_id":"df4e0da4-420b-4593-a997-ceaacf6c4fb1","year":2019},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":61,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:04.374842Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:4f9e1e2546788e32a57d8c83af8d6eef7596e9c919bb4a7fd7f6d9c9078529cf","observation_id":"77533173-0688-4771-b6cb-8629c60282df","resolution":{"observed_at":"2026-08-05T18:06:27.830120Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":"2020.10324","doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-05T18:06:25.284794Z","title":"Delineation and population trends","venue":null,"work_id":"965c9fd6-d257-4920-8992-226e638eb96c","year":2021},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":62,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:04.440967Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:8fbe9c635136ff666897c6798f800a0a77466d46695eedc18094d53b1203c50c","observation_id":"7afa360b-7eb9-4549-8c2e-dbc45b3f72a0","resolution":{"observed_at":"2026-08-05T18:06:25.365372Z","resolver_source":"raw_fallback","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1371/journal.pone.0245771","metadata_source":"openalex","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T05:30:23.456663Z","title":"PLoS ONE 16(1), 0245771 (2021) https://doi.org/ 10.1371/journal.pone.0245771 22","venue":"PLoS ONE","work_id":"81a38b2d-7cf4-46dc-821b-43674715d40f","year":2021},"citing_paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population","version":1},"reference_index":63,"source":"pdf_text","source_observed_at":"2026-08-05T18:06:04.584978Z"},"links":{"citing_paper":"/paper/2508.20114"},"observation_digest":"sha256:31ae946b737c11db351f83f94d255913613a744c80e31ff202f54c8e642e0c87","observation_id":"d762ed02-f2b9-4f82-98da-89197647da49","resolution":{"observed_at":"2026-08-05T18:06:04.840249Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-17T06:30:58.91139+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"state":"measured"}}],"paper":{"arxiv_id":"2508.20114","last_updated":"2025-08-21T06:31:15Z","latest_version":1,"primary_category":"physics.soc-ph","snapshot_observed_at":"2026-08-13T05:34:18.803130Z","submitted_at":"2025-08-21T06:31:15Z","title":"The third dimension of cities - relating building height, urban area, and population"},"reference_resolution":{"displayed":63,"state_counts":{"malformed_identifier":11,"metadata_mismatch":9,"parse_uncertain":0,"unresolved":12,"verified_exact":23,"verified_fuzzy":8},"total_outbound_references":63},"refusal":"A citation records a reference. It does not transfer a finding from one paper to another.","schema":"pith.paper-citation-record.v1","standing_sources":[{"observed_at":"2026-08-17T06:30:58.91139+00:00","source":"crossref"},{"observed_at":"2026-08-17T06:30:54.323127+00:00","source":"retraction_watch"}],"thesis":"As of 17 August 2026, this Paper Citation Record lists 63 of 63 outbound references and 0 inbound Pith citation observations for arXiv:2508.20114."}