{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:C3HPQMXIDWFH24TYOPUMVGVSNI","short_pith_number":"pith:C3HPQMXI","canonical_record":{"source":{"id":"1304.4256","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-04-15T20:17:32Z","cross_cats_sorted":[],"title_canon_sha256":"7c300601badd183f8ec8f609cd05fcd7b71642452ff751f3300c274f7356890d","abstract_canon_sha256":"911b0d55a31c4521d69948713fc80d84c691f46c208e713cb703b49c61d51b60"},"schema_version":"1.0"},"canonical_sha256":"16cef832e81d8a7d727873e8ca9ab26a2add17206eee47e1c53c2fa1311e696f","source":{"kind":"arxiv","id":"1304.4256","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.4256","created_at":"2026-05-18T03:27:42Z"},{"alias_kind":"arxiv_version","alias_value":"1304.4256v1","created_at":"2026-05-18T03:27:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.4256","created_at":"2026-05-18T03:27:42Z"},{"alias_kind":"pith_short_12","alias_value":"C3HPQMXIDWFH","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"C3HPQMXIDWFH24TY","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"C3HPQMXI","created_at":"2026-05-18T12:27:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:C3HPQMXIDWFH24TYOPUMVGVSNI","target":"record","payload":{"canonical_record":{"source":{"id":"1304.4256","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-04-15T20:17:32Z","cross_cats_sorted":[],"title_canon_sha256":"7c300601badd183f8ec8f609cd05fcd7b71642452ff751f3300c274f7356890d","abstract_canon_sha256":"911b0d55a31c4521d69948713fc80d84c691f46c208e713cb703b49c61d51b60"},"schema_version":"1.0"},"canonical_sha256":"16cef832e81d8a7d727873e8ca9ab26a2add17206eee47e1c53c2fa1311e696f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:27:42.280125Z","signature_b64":"aGZFRCiogt/QnZiWNCnLKK3WxjOtKm62FX8grpOHzhQwISWmcU+BR4uiIHEMf78M0jV8CXeVAdT4kCYvTgVEBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"16cef832e81d8a7d727873e8ca9ab26a2add17206eee47e1c53c2fa1311e696f","last_reissued_at":"2026-05-18T03:27:42.279294Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:27:42.279294Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.4256","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":"2026-05-18T03:27:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kHMQgcuceFOYfG8PP2QR6nuumidYB4p/sh5tdhGWoyt65zapV1TkpzbsHonZIOI03xSSmJyIFOVuFCaNO2yiBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T18:23:50.944488Z"},"content_sha256":"d84b9ed634bcde111c5a25fcb88d451d9d76d78720acad20b70ad25037518aba","schema_version":"1.0","event_id":"sha256:d84b9ed634bcde111c5a25fcb88d451d9d76d78720acad20b70ad25037518aba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:C3HPQMXIDWFH24TYOPUMVGVSNI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Dust-Obscured Massive Maximum-Starburst Galaxy at a Redshift of 6.34","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. Cabrera-Lavers, A. Conley, A. Cooray, A. Franceschini, A. Hyde, A.J. Smith, A. Kovacs, A. Omont, A.P. Thomson, A. Streblyanska, B. Altieri, B.J. Naylor, Caltech), C. Bridge, C.D. Dowell, C.M. Bradford, D. Burgarella, D. Farrah, D.J. Benford, D.L. Clements, Dominik A. Riechers (Cornell, D. Scott, E.A. Gonzalez Solares, E. Hatziminaoglou, E. Ibar, E.J. Murphy, G. Petitpas, Hai Fu, H. Matsuhara, H.T. Nguyen, I.G. Roseboom, I. Perez-Fournon, I. Valtchanov, J. Bock, J. Calanog, J.D. Vieira, J.E. Aguirre, J. Glenn, J.G. Staguhn, J. Kamenetzky, J.S. Dunlop, J. Wardlow, J. Zmuidzinas, L. Earle, L. Wang, M.A. Gurwell, M. Bethermin, M. Halpern, M.J. Page, M. Krips, M. Viero, M. Zemcov, N. Rangwala, P. Cox, P. Ferrero, P. Hurley, P. Martinez-Navajas, P.R. Maloney, R.E. Lupu, R. Gavazzi, R.J. Ivison, R. Neri, S.C. Chapman, S.J. Oliver, V. Arumugam","submitted_at":"2013-04-15T20:17:32Z","abstract_excerpt":"Massive present-day early-type (elliptical and lenticular) galaxies probably gained the bulk of their stellar mass and heavy elements through intense, dust-enshrouded starbursts - that is, increased rates of star formation - in the most massive dark matter halos at early epochs. However, it remains unknown how soon after the Big Bang such massive starburst progenitors exist. The measured redshift distribution of dusty, massive starbursts has long been suspected to be biased low in redshift owing to selection effects, as confirmed by recent findings of systems out to redshift z~5. Here we repor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.4256","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":"2026-05-18T03:27:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LZTqhFQ79UIw86SGZgyKkjHWMTRrLM8gGsMGSQgJV5FQ3MxuA3Rkvs06RSs2+UgmU1npDrQW2h8ZI+u0vW1AAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T18:23:50.945218Z"},"content_sha256":"bdf543d570b9eb0dc245c7410fc7088ee5e1753a4ddbf71b50194f9725bcdd21","schema_version":"1.0","event_id":"sha256:bdf543d570b9eb0dc245c7410fc7088ee5e1753a4ddbf71b50194f9725bcdd21"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C3HPQMXIDWFH24TYOPUMVGVSNI/bundle.json","state_url":"https://pith.science/pith/C3HPQMXIDWFH24TYOPUMVGVSNI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C3HPQMXIDWFH24TYOPUMVGVSNI/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":"2026-05-29T18:23:50Z","links":{"resolver":"https://pith.science/pith/C3HPQMXIDWFH24TYOPUMVGVSNI","bundle":"https://pith.science/pith/C3HPQMXIDWFH24TYOPUMVGVSNI/bundle.json","state":"https://pith.science/pith/C3HPQMXIDWFH24TYOPUMVGVSNI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C3HPQMXIDWFH24TYOPUMVGVSNI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:C3HPQMXIDWFH24TYOPUMVGVSNI","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":"911b0d55a31c4521d69948713fc80d84c691f46c208e713cb703b49c61d51b60","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-04-15T20:17:32Z","title_canon_sha256":"7c300601badd183f8ec8f609cd05fcd7b71642452ff751f3300c274f7356890d"},"schema_version":"1.0","source":{"id":"1304.4256","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.4256","created_at":"2026-05-18T03:27:42Z"},{"alias_kind":"arxiv_version","alias_value":"1304.4256v1","created_at":"2026-05-18T03:27:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.4256","created_at":"2026-05-18T03:27:42Z"},{"alias_kind":"pith_short_12","alias_value":"C3HPQMXIDWFH","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"C3HPQMXIDWFH24TY","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"C3HPQMXI","created_at":"2026-05-18T12:27:40Z"}],"graph_snapshots":[{"event_id":"sha256:bdf543d570b9eb0dc245c7410fc7088ee5e1753a4ddbf71b50194f9725bcdd21","target":"graph","created_at":"2026-05-18T03:27:42Z","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":"Massive present-day early-type (elliptical and lenticular) galaxies probably gained the bulk of their stellar mass and heavy elements through intense, dust-enshrouded starbursts - that is, increased rates of star formation - in the most massive dark matter halos at early epochs. However, it remains unknown how soon after the Big Bang such massive starburst progenitors exist. The measured redshift distribution of dusty, massive starbursts has long been suspected to be biased low in redshift owing to selection effects, as confirmed by recent findings of systems out to redshift z~5. Here we repor","authors_text":"A. Cabrera-Lavers, A. Conley, A. Cooray, A. Franceschini, A. Hyde, A.J. Smith, A. Kovacs, A. Omont, A.P. Thomson, A. Streblyanska, B. Altieri, B.J. Naylor, Caltech), C. Bridge, C.D. Dowell, C.M. Bradford, D. Burgarella, D. Farrah, D.J. Benford, D.L. Clements, Dominik A. Riechers (Cornell, D. Scott, E.A. Gonzalez Solares, E. Hatziminaoglou, E. Ibar, E.J. Murphy, G. Petitpas, Hai Fu, H. Matsuhara, H.T. Nguyen, I.G. Roseboom, I. Perez-Fournon, I. Valtchanov, J. Bock, J. Calanog, J.D. Vieira, J.E. Aguirre, J. Glenn, J.G. Staguhn, J. Kamenetzky, J.S. Dunlop, J. Wardlow, J. Zmuidzinas, L. Earle, L. Wang, M.A. Gurwell, M. Bethermin, M. Halpern, M.J. Page, M. Krips, M. Viero, M. Zemcov, N. Rangwala, P. Cox, P. Ferrero, P. Hurley, P. Martinez-Navajas, P.R. Maloney, R.E. Lupu, R. Gavazzi, R.J. Ivison, R. Neri, S.C. Chapman, S.J. Oliver, V. Arumugam","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-04-15T20:17:32Z","title":"A Dust-Obscured Massive Maximum-Starburst Galaxy at a Redshift of 6.34"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.4256","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:d84b9ed634bcde111c5a25fcb88d451d9d76d78720acad20b70ad25037518aba","target":"record","created_at":"2026-05-18T03:27:42Z","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":"911b0d55a31c4521d69948713fc80d84c691f46c208e713cb703b49c61d51b60","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-04-15T20:17:32Z","title_canon_sha256":"7c300601badd183f8ec8f609cd05fcd7b71642452ff751f3300c274f7356890d"},"schema_version":"1.0","source":{"id":"1304.4256","kind":"arxiv","version":1}},"canonical_sha256":"16cef832e81d8a7d727873e8ca9ab26a2add17206eee47e1c53c2fa1311e696f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"16cef832e81d8a7d727873e8ca9ab26a2add17206eee47e1c53c2fa1311e696f","first_computed_at":"2026-05-18T03:27:42.279294Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:27:42.279294Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aGZFRCiogt/QnZiWNCnLKK3WxjOtKm62FX8grpOHzhQwISWmcU+BR4uiIHEMf78M0jV8CXeVAdT4kCYvTgVEBA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:27:42.280125Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.4256","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d84b9ed634bcde111c5a25fcb88d451d9d76d78720acad20b70ad25037518aba","sha256:bdf543d570b9eb0dc245c7410fc7088ee5e1753a4ddbf71b50194f9725bcdd21"],"state_sha256":"93e1dc3110d83902848790424876bf1780e69d2e704b98166cf35745dc168c02"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sCJ6Fm8lGVWkwVmtnN2/xmSEL1vHNRR6dWyV2DooTrcYEtjrJOo7H6BUxI1ykuTL0m91xVQWdxwOP2/TaEkrBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T18:23:50.949215Z","bundle_sha256":"75eb4ea5625bd1aff74ed00eda131973ef7c550494b30ae591e91a9c4cf64f6f"}}