{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:JMVFGHZBBR72JLLZHVB5GZYYAI","short_pith_number":"pith:JMVFGHZB","canonical_record":{"source":{"id":"1504.06630","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-24T20:05:10Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"9f5c5aa23271e16db2f11b388c0f3ad77942842abc861dce375757f16cc13ce9","abstract_canon_sha256":"a0a15c9f105c4934ad15fd61578021e751fecf0be6f687321f0e6562db594e25"},"schema_version":"1.0"},"canonical_sha256":"4b2a531f210c7fa4ad793d43d36718022c7f77e37cf9a84b11022a86e59611f5","source":{"kind":"arxiv","id":"1504.06630","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.06630","created_at":"2026-05-18T02:17:52Z"},{"alias_kind":"arxiv_version","alias_value":"1504.06630v1","created_at":"2026-05-18T02:17:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.06630","created_at":"2026-05-18T02:17:52Z"},{"alias_kind":"pith_short_12","alias_value":"JMVFGHZBBR72","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"JMVFGHZBBR72JLLZ","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"JMVFGHZB","created_at":"2026-05-18T12:29:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:JMVFGHZBBR72JLLZHVB5GZYYAI","target":"record","payload":{"canonical_record":{"source":{"id":"1504.06630","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-24T20:05:10Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"9f5c5aa23271e16db2f11b388c0f3ad77942842abc861dce375757f16cc13ce9","abstract_canon_sha256":"a0a15c9f105c4934ad15fd61578021e751fecf0be6f687321f0e6562db594e25"},"schema_version":"1.0"},"canonical_sha256":"4b2a531f210c7fa4ad793d43d36718022c7f77e37cf9a84b11022a86e59611f5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:17:52.926602Z","signature_b64":"C6dM4ej1fSyukIeHXJL04Uy9WMm3rek5Ya2SaPWWsL4G6h7VJDAuqKP0QSnbVxWpOI2gSl3tyuGn2HzE72DMCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b2a531f210c7fa4ad793d43d36718022c7f77e37cf9a84b11022a86e59611f5","last_reissued_at":"2026-05-18T02:17:52.925872Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:17:52.925872Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.06630","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":"2026-05-18T02:17:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gcZN55s6ufzBHmh938GFQxjTGozvIkfAC81NAr2KY2z4Eqi7RJGSJNSV+NT0poGMAk1NRD5qwkvzItTEHRUgAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T17:39:09.699012Z"},"content_sha256":"4591f872e891f2b7c4884518a05e90febfb6fccbeb895a8925e61469027db7c1","schema_version":"1.0","event_id":"sha256:4591f872e891f2b7c4884518a05e90febfb6fccbeb895a8925e61469027db7c1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:JMVFGHZBBR72JLLZHVB5GZYYAI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dusty starbursts and the formation of elliptical galaxies: A SCUBA-2 survey of a z=1.46 cluster","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. L. R. Danielson, A. M. Swinbank, A. P. Thomson, C.-C. Chen, C.-J. Ma, I. Smail, J. M. Simpson, J. P. Stott, K. Tadaki, M. Hilton, T. Kodama","submitted_at":"2015-04-24T20:05:10Z","abstract_excerpt":"We report the results of a deep SCUBA-2 850- and 450-$\\mu$m survey for dust-obscured ultra-luminous infrared galaxies (U/LIRGs) in the field of the z=1.46 cluster XCS J2215.9-1738. We detect a striking overdensity of sub-millimeter sources coincident with the core of this cluster: $\\sim 3-4 \\times$ higher than expected in a blank field. We use the likely radio and mid-infrared counterparts to show that the bulk of these sub-millimeter sources have spectroscopic or photometric redshifts which place them in the cluster and that their multi-wavelength properties are consistent with this associati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.06630","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":"2026-05-18T02:17:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P7R0PdzEiBS8G4xH/DbgbavhODDpJhgKueaSRkKNDoLSr34uZMVUVozEdDws1zTy3Z5jn1RDPNm2l4B/J163DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T17:39:09.699655Z"},"content_sha256":"46a4c46c8d5ec670f2d73e695c76823e53868b565612b2d22cf3a399afe068d5","schema_version":"1.0","event_id":"sha256:46a4c46c8d5ec670f2d73e695c76823e53868b565612b2d22cf3a399afe068d5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JMVFGHZBBR72JLLZHVB5GZYYAI/bundle.json","state_url":"https://pith.science/pith/JMVFGHZBBR72JLLZHVB5GZYYAI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JMVFGHZBBR72JLLZHVB5GZYYAI/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":"2026-05-26T17:39:09Z","links":{"resolver":"https://pith.science/pith/JMVFGHZBBR72JLLZHVB5GZYYAI","bundle":"https://pith.science/pith/JMVFGHZBBR72JLLZHVB5GZYYAI/bundle.json","state":"https://pith.science/pith/JMVFGHZBBR72JLLZHVB5GZYYAI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JMVFGHZBBR72JLLZHVB5GZYYAI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:JMVFGHZBBR72JLLZHVB5GZYYAI","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":"a0a15c9f105c4934ad15fd61578021e751fecf0be6f687321f0e6562db594e25","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-24T20:05:10Z","title_canon_sha256":"9f5c5aa23271e16db2f11b388c0f3ad77942842abc861dce375757f16cc13ce9"},"schema_version":"1.0","source":{"id":"1504.06630","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.06630","created_at":"2026-05-18T02:17:52Z"},{"alias_kind":"arxiv_version","alias_value":"1504.06630v1","created_at":"2026-05-18T02:17:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.06630","created_at":"2026-05-18T02:17:52Z"},{"alias_kind":"pith_short_12","alias_value":"JMVFGHZBBR72","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"JMVFGHZBBR72JLLZ","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"JMVFGHZB","created_at":"2026-05-18T12:29:27Z"}],"graph_snapshots":[{"event_id":"sha256:46a4c46c8d5ec670f2d73e695c76823e53868b565612b2d22cf3a399afe068d5","target":"graph","created_at":"2026-05-18T02:17:52Z","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":"We report the results of a deep SCUBA-2 850- and 450-$\\mu$m survey for dust-obscured ultra-luminous infrared galaxies (U/LIRGs) in the field of the z=1.46 cluster XCS J2215.9-1738. We detect a striking overdensity of sub-millimeter sources coincident with the core of this cluster: $\\sim 3-4 \\times$ higher than expected in a blank field. We use the likely radio and mid-infrared counterparts to show that the bulk of these sub-millimeter sources have spectroscopic or photometric redshifts which place them in the cluster and that their multi-wavelength properties are consistent with this associati","authors_text":"A. L. R. Danielson, A. M. Swinbank, A. P. Thomson, C.-C. Chen, C.-J. Ma, I. Smail, J. M. Simpson, J. P. Stott, K. Tadaki, M. Hilton, T. Kodama","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-24T20:05:10Z","title":"Dusty starbursts and the formation of elliptical galaxies: A SCUBA-2 survey of a z=1.46 cluster"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.06630","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":"sha256:4591f872e891f2b7c4884518a05e90febfb6fccbeb895a8925e61469027db7c1","target":"record","created_at":"2026-05-18T02:17:52Z","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":"a0a15c9f105c4934ad15fd61578021e751fecf0be6f687321f0e6562db594e25","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-04-24T20:05:10Z","title_canon_sha256":"9f5c5aa23271e16db2f11b388c0f3ad77942842abc861dce375757f16cc13ce9"},"schema_version":"1.0","source":{"id":"1504.06630","kind":"arxiv","version":1}},"canonical_sha256":"4b2a531f210c7fa4ad793d43d36718022c7f77e37cf9a84b11022a86e59611f5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b2a531f210c7fa4ad793d43d36718022c7f77e37cf9a84b11022a86e59611f5","first_computed_at":"2026-05-18T02:17:52.925872Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:17:52.925872Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"C6dM4ej1fSyukIeHXJL04Uy9WMm3rek5Ya2SaPWWsL4G6h7VJDAuqKP0QSnbVxWpOI2gSl3tyuGn2HzE72DMCA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:17:52.926602Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.06630","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4591f872e891f2b7c4884518a05e90febfb6fccbeb895a8925e61469027db7c1","sha256:46a4c46c8d5ec670f2d73e695c76823e53868b565612b2d22cf3a399afe068d5"],"state_sha256":"6bbbb22f792e612afbb8d99956158b35f9b4cfe5b5aa1f2c166a80b43bdd88b5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rCfcXByVDl9ySItHF3vR7Jgi1/Lb4l2NhkbZooMuTPQEzzTDJtqnXrA5MxGiCNzgw5p+u5gJaLSPb3gx+e+MDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T17:39:09.703796Z","bundle_sha256":"757518cbf0079ebdbdbc9bd0e66a8224e31a522da570fad1e4e68b8d4b3069d0"}}