{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:UXM2Q5T2J4FBRON7KSN2IPVT56","short_pith_number":"pith:UXM2Q5T2","canonical_record":{"source":{"id":"astro-ph/0410061","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-10-04T06:04:14Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"8ce7afa0acccdba75764efca8d1dc14396cfe4501bce14b57e67794c841dbd17","abstract_canon_sha256":"072bffc711b86fa57bd18ef55b7e1fc693fb020562ec6ebc2646cc4cb16bc0ad"},"schema_version":"1.0"},"canonical_sha256":"a5d9a8767a4f0a18b9bf549ba43eb3ef90f1eaa3ee73a99495fbe88fac41adfb","source":{"kind":"arxiv","id":"astro-ph/0410061","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0410061","created_at":"2026-07-04T16:44:54Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0410061v2","created_at":"2026-07-04T16:44:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0410061","created_at":"2026-07-04T16:44:54Z"},{"alias_kind":"pith_short_12","alias_value":"UXM2Q5T2J4FB","created_at":"2026-07-04T16:44:54Z"},{"alias_kind":"pith_short_16","alias_value":"UXM2Q5T2J4FBRON7","created_at":"2026-07-04T16:44:54Z"},{"alias_kind":"pith_short_8","alias_value":"UXM2Q5T2","created_at":"2026-07-04T16:44:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:UXM2Q5T2J4FBRON7KSN2IPVT56","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0410061","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-10-04T06:04:14Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"8ce7afa0acccdba75764efca8d1dc14396cfe4501bce14b57e67794c841dbd17","abstract_canon_sha256":"072bffc711b86fa57bd18ef55b7e1fc693fb020562ec6ebc2646cc4cb16bc0ad"},"schema_version":"1.0"},"canonical_sha256":"a5d9a8767a4f0a18b9bf549ba43eb3ef90f1eaa3ee73a99495fbe88fac41adfb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:44:54.364090Z","signature_b64":"XyLm6X9wb2UYDXQ+AHYAd6u+ugjsO1O3OyLx3s7nb8EHkJ0hSSQiFOxjNHHTIzMwO8R6RXeEdIbXUa6DwJt4CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a5d9a8767a4f0a18b9bf549ba43eb3ef90f1eaa3ee73a99495fbe88fac41adfb","last_reissued_at":"2026-07-04T16:44:54.363649Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:44:54.363649Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0410061","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T16:44:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JL2BADwcPY4KR5JANZpJPpOB878OJ5cairRV5mDgx/UeaKR4TER8jlN+XVbNsNt7Hisk6Xof8xhDj1qMJHm5Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T11:47:15.003708Z"},"content_sha256":"8cf2a3844cc1d0d5ed2618f3b88d1e6266eb678ff2298322af8810edca6509d8","schema_version":"1.0","event_id":"sha256:8cf2a3844cc1d0d5ed2618f3b88d1e6266eb678ff2298322af8810edca6509d8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:UXM2Q5T2J4FBRON7KSN2IPVT56","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Relic neutrino background from cosmological supernovae","license":"","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph","authors_text":"Katsuhiko Sato, Shin'ichiro Ando","submitted_at":"2004-10-04T06:04:14Z","abstract_excerpt":"Present and future observations of supernova relic neutrinos (SRNs), i.e., a cosmological neutrino background from past core-collapse supernova explosions, potentially give us useful information concerning various fields of astrophysics, cosmology and particle physics. We review recent progress of theoretical and observational studies of SRNs, particularly focusing on the detectability and also on implications for cosmic star formation history and neutrino physics."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0410061","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/astro-ph/0410061/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T16:44:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LkjRRf7gOHajc5Ie6narubmNxuD/wzv738fGi/KN+18ErafFcZWCLZHtPdK6kZwAyqg8C/aJLLIMw09QuOi3AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T11:47:15.004283Z"},"content_sha256":"f73811a191dec127a7f7f298ea249e8606cbf046b3291dabc58e6aa18fe70f6e","schema_version":"1.0","event_id":"sha256:f73811a191dec127a7f7f298ea249e8606cbf046b3291dabc58e6aa18fe70f6e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UXM2Q5T2J4FBRON7KSN2IPVT56/bundle.json","state_url":"https://pith.science/pith/UXM2Q5T2J4FBRON7KSN2IPVT56/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UXM2Q5T2J4FBRON7KSN2IPVT56/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":"2026-08-04T11:47:15Z","links":{"resolver":"https://pith.science/pith/UXM2Q5T2J4FBRON7KSN2IPVT56","bundle":"https://pith.science/pith/UXM2Q5T2J4FBRON7KSN2IPVT56/bundle.json","state":"https://pith.science/pith/UXM2Q5T2J4FBRON7KSN2IPVT56/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UXM2Q5T2J4FBRON7KSN2IPVT56/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:UXM2Q5T2J4FBRON7KSN2IPVT56","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":"072bffc711b86fa57bd18ef55b7e1fc693fb020562ec6ebc2646cc4cb16bc0ad","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"astro-ph","submitted_at":"2004-10-04T06:04:14Z","title_canon_sha256":"8ce7afa0acccdba75764efca8d1dc14396cfe4501bce14b57e67794c841dbd17"},"schema_version":"1.0","source":{"id":"astro-ph/0410061","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0410061","created_at":"2026-07-04T16:44:54Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0410061v2","created_at":"2026-07-04T16:44:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0410061","created_at":"2026-07-04T16:44:54Z"},{"alias_kind":"pith_short_12","alias_value":"UXM2Q5T2J4FB","created_at":"2026-07-04T16:44:54Z"},{"alias_kind":"pith_short_16","alias_value":"UXM2Q5T2J4FBRON7","created_at":"2026-07-04T16:44:54Z"},{"alias_kind":"pith_short_8","alias_value":"UXM2Q5T2","created_at":"2026-07-04T16:44:54Z"}],"graph_snapshots":[{"event_id":"sha256:f73811a191dec127a7f7f298ea249e8606cbf046b3291dabc58e6aa18fe70f6e","target":"graph","created_at":"2026-07-04T16:44:54Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/0410061/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Present and future observations of supernova relic neutrinos (SRNs), i.e., a cosmological neutrino background from past core-collapse supernova explosions, potentially give us useful information concerning various fields of astrophysics, cosmology and particle physics. We review recent progress of theoretical and observational studies of SRNs, particularly focusing on the detectability and also on implications for cosmic star formation history and neutrino physics.","authors_text":"Katsuhiko Sato, Shin'ichiro Ando","cross_cats":["hep-ph"],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2004-10-04T06:04:14Z","title":"Relic neutrino background from cosmological supernovae"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0410061","kind":"arxiv","version":2},"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":"sha256:8cf2a3844cc1d0d5ed2618f3b88d1e6266eb678ff2298322af8810edca6509d8","target":"record","created_at":"2026-07-04T16:44:54Z","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":"072bffc711b86fa57bd18ef55b7e1fc693fb020562ec6ebc2646cc4cb16bc0ad","cross_cats_sorted":["hep-ph"],"license":"","primary_cat":"astro-ph","submitted_at":"2004-10-04T06:04:14Z","title_canon_sha256":"8ce7afa0acccdba75764efca8d1dc14396cfe4501bce14b57e67794c841dbd17"},"schema_version":"1.0","source":{"id":"astro-ph/0410061","kind":"arxiv","version":2}},"canonical_sha256":"a5d9a8767a4f0a18b9bf549ba43eb3ef90f1eaa3ee73a99495fbe88fac41adfb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a5d9a8767a4f0a18b9bf549ba43eb3ef90f1eaa3ee73a99495fbe88fac41adfb","first_computed_at":"2026-07-04T16:44:54.363649Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:44:54.363649Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XyLm6X9wb2UYDXQ+AHYAd6u+ugjsO1O3OyLx3s7nb8EHkJ0hSSQiFOxjNHHTIzMwO8R6RXeEdIbXUa6DwJt4CA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:44:54.364090Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0410061","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8cf2a3844cc1d0d5ed2618f3b88d1e6266eb678ff2298322af8810edca6509d8","sha256:f73811a191dec127a7f7f298ea249e8606cbf046b3291dabc58e6aa18fe70f6e"],"state_sha256":"964bd55dab46f7b679f9d7a6011224fad5b8b487d3862d829dbfacbbd1e35373"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8FFCnhlSg0V/OhO+4kMoeIJYeonQZOInIoZRQGDxrTo5A6hzzOPNXK2Z0E1XF6LLE+S3pP3VJAFWeD7Y/7U/Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T11:47:15.010412Z","bundle_sha256":"300d471b891a8255315ac94504e2c179b5d3074d6b6164380d6239d59153a549"}}