{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:PFUDXBSLJXG66I2KY735VQVRUG","short_pith_number":"pith:PFUDXBSL","canonical_record":{"source":{"id":"1707.01499","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-07-05T18:00:00Z","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"title_canon_sha256":"c928f9596fd4fd610cd227f80772c8c9a8be7d0ae793742a16527e15e2c8cc82","abstract_canon_sha256":"54126f770aab504a7c6c1a4a11f601375d1eebe5cc73a42096923f90bcf54f5b"},"schema_version":"1.0"},"canonical_sha256":"79683b864b4dcdef234ac7f7dac2b1a1a264f53c2f9550f7c74f201543addfd2","source":{"kind":"arxiv","id":"1707.01499","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.01499","created_at":"2026-05-18T00:32:42Z"},{"alias_kind":"arxiv_version","alias_value":"1707.01499v1","created_at":"2026-05-18T00:32:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.01499","created_at":"2026-05-18T00:32:42Z"},{"alias_kind":"pith_short_12","alias_value":"PFUDXBSLJXG6","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"PFUDXBSLJXG66I2K","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"PFUDXBSL","created_at":"2026-05-18T12:31:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:PFUDXBSLJXG66I2KY735VQVRUG","target":"record","payload":{"canonical_record":{"source":{"id":"1707.01499","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-07-05T18:00:00Z","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"title_canon_sha256":"c928f9596fd4fd610cd227f80772c8c9a8be7d0ae793742a16527e15e2c8cc82","abstract_canon_sha256":"54126f770aab504a7c6c1a4a11f601375d1eebe5cc73a42096923f90bcf54f5b"},"schema_version":"1.0"},"canonical_sha256":"79683b864b4dcdef234ac7f7dac2b1a1a264f53c2f9550f7c74f201543addfd2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:32:42.350425Z","signature_b64":"8ucWMJIQMjqKjFIff8xYtuOXg/RroLZaoUNkx912O37ph0jgxtq5GK6baGMECYuZQsUrqmUx0s1Xhu0VZ8IqAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"79683b864b4dcdef234ac7f7dac2b1a1a264f53c2f9550f7c74f201543addfd2","last_reissued_at":"2026-05-18T00:32:42.349740Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:32:42.349740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1707.01499","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:32:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mZmDnhws6IiiGQ33DK37rmbh8++to37g54CYrlHxM7PlISfc8e/33lxAaBZCyLLYZJ+GepvJpAVHUgBSVtJhCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:37:43.896176Z"},"content_sha256":"67dd25ebdebaf25b45acc6e6c1e81d1d95662e582a596bdf91350e28b4290f7f","schema_version":"1.0","event_id":"sha256:67dd25ebdebaf25b45acc6e6c1e81d1d95662e582a596bdf91350e28b4290f7f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:PFUDXBSLJXG66I2KY735VQVRUG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Physical properties of dusty protoplanetary disks in Lupus: evidence for viscous evolution?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"A. Miotello, A. Natta, C. F. Manara, E. F. van Dishoeck, G. Guidi, J. Carpenter, J. P. Williams, L. Testi, M. Ansdell, M. Hogerheijde, M. Tazzari, N. Van der Marel","submitted_at":"2017-07-05T18:00:00Z","abstract_excerpt":"The formation of planets strongly depends on the total amount as well as on the spatial distribution of solids in protoplanetary disks. Thanks to the improvements in resolution and sensitivity provided by ALMA, measurements of the surface density of mm-sized grains are now possible on large samples of disks. Such measurements provide statistical constraints that can be used to inform our understanding of the initial conditions of planet formation. We analyze spatially resolved observations of 36 protoplanetary disks in the Lupus star forming complex from our ALMA survey at 890 micron, aiming t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.01499","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:32:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/YigaiJiMkk9e0UMfSIA/s9a98UTDvSFip/6pG7JR7o+E+IC7H8UzLopQVX45009DJH7y9JMCft/L5hC2XtfBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:37:43.896855Z"},"content_sha256":"2941c2bdff19e054ef1287416738a1e5a6e5495ef2ac9a40fc220c4cd46f113d","schema_version":"1.0","event_id":"sha256:2941c2bdff19e054ef1287416738a1e5a6e5495ef2ac9a40fc220c4cd46f113d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PFUDXBSLJXG66I2KY735VQVRUG/bundle.json","state_url":"https://pith.science/pith/PFUDXBSLJXG66I2KY735VQVRUG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PFUDXBSLJXG66I2KY735VQVRUG/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-30T07:37:43Z","links":{"resolver":"https://pith.science/pith/PFUDXBSLJXG66I2KY735VQVRUG","bundle":"https://pith.science/pith/PFUDXBSLJXG66I2KY735VQVRUG/bundle.json","state":"https://pith.science/pith/PFUDXBSLJXG66I2KY735VQVRUG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PFUDXBSLJXG66I2KY735VQVRUG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:PFUDXBSLJXG66I2KY735VQVRUG","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"54126f770aab504a7c6c1a4a11f601375d1eebe5cc73a42096923f90bcf54f5b","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-07-05T18:00:00Z","title_canon_sha256":"c928f9596fd4fd610cd227f80772c8c9a8be7d0ae793742a16527e15e2c8cc82"},"schema_version":"1.0","source":{"id":"1707.01499","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.01499","created_at":"2026-05-18T00:32:42Z"},{"alias_kind":"arxiv_version","alias_value":"1707.01499v1","created_at":"2026-05-18T00:32:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.01499","created_at":"2026-05-18T00:32:42Z"},{"alias_kind":"pith_short_12","alias_value":"PFUDXBSLJXG6","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"PFUDXBSLJXG66I2K","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"PFUDXBSL","created_at":"2026-05-18T12:31:37Z"}],"graph_snapshots":[{"event_id":"sha256:2941c2bdff19e054ef1287416738a1e5a6e5495ef2ac9a40fc220c4cd46f113d","target":"graph","created_at":"2026-05-18T00:32:42Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The formation of planets strongly depends on the total amount as well as on the spatial distribution of solids in protoplanetary disks. Thanks to the improvements in resolution and sensitivity provided by ALMA, measurements of the surface density of mm-sized grains are now possible on large samples of disks. Such measurements provide statistical constraints that can be used to inform our understanding of the initial conditions of planet formation. We analyze spatially resolved observations of 36 protoplanetary disks in the Lupus star forming complex from our ALMA survey at 890 micron, aiming t","authors_text":"A. Miotello, A. Natta, C. F. Manara, E. F. van Dishoeck, G. Guidi, J. Carpenter, J. P. Williams, L. Testi, M. Ansdell, M. Hogerheijde, M. Tazzari, N. Van der Marel","cross_cats":["astro-ph.GA","astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-07-05T18:00:00Z","title":"Physical properties of dusty protoplanetary disks in Lupus: evidence for viscous evolution?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.01499","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:67dd25ebdebaf25b45acc6e6c1e81d1d95662e582a596bdf91350e28b4290f7f","target":"record","created_at":"2026-05-18T00:32:42Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"54126f770aab504a7c6c1a4a11f601375d1eebe5cc73a42096923f90bcf54f5b","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-07-05T18:00:00Z","title_canon_sha256":"c928f9596fd4fd610cd227f80772c8c9a8be7d0ae793742a16527e15e2c8cc82"},"schema_version":"1.0","source":{"id":"1707.01499","kind":"arxiv","version":1}},"canonical_sha256":"79683b864b4dcdef234ac7f7dac2b1a1a264f53c2f9550f7c74f201543addfd2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"79683b864b4dcdef234ac7f7dac2b1a1a264f53c2f9550f7c74f201543addfd2","first_computed_at":"2026-05-18T00:32:42.349740Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:32:42.349740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8ucWMJIQMjqKjFIff8xYtuOXg/RroLZaoUNkx912O37ph0jgxtq5GK6baGMECYuZQsUrqmUx0s1Xhu0VZ8IqAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:32:42.350425Z","signed_message":"canonical_sha256_bytes"},"source_id":"1707.01499","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:67dd25ebdebaf25b45acc6e6c1e81d1d95662e582a596bdf91350e28b4290f7f","sha256:2941c2bdff19e054ef1287416738a1e5a6e5495ef2ac9a40fc220c4cd46f113d"],"state_sha256":"a5cee3fc971deec777168436dc221f11f407bd0c7f0394ceb3f5097668de5e4a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xw2kHEWHawtf/yJpZcdoFFRGB4E6EYGeBpZH1sHMKB2MxtM+szDni/edico2ZJ7sXNI83cPfbOzkvoJK9BoRAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T07:37:43.900119Z","bundle_sha256":"b3504589dd0da4e5615c9da6315e6b8094840a356a3f2552fcde406b083dd7f0"}}