{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:S67FUCAWDOYAG5CFSACQRE3WZI","short_pith_number":"pith:S67FUCAW","canonical_record":{"source":{"id":"1306.6509","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-06-27T14:25:43Z","cross_cats_sorted":[],"title_canon_sha256":"347c03a093d588417a76cee1d9d6771315e49c3d459e2b77965735ecd95ac467","abstract_canon_sha256":"1d6d9b2b8a7123d2a3a329b411c5f4cc483eb555f87b50551007e0c2bb0e488f"},"schema_version":"1.0"},"canonical_sha256":"97be5a08161bb00374459005089376ca3cc602f377cb29647ecd944028e101dc","source":{"kind":"arxiv","id":"1306.6509","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.6509","created_at":"2026-05-18T03:19:44Z"},{"alias_kind":"arxiv_version","alias_value":"1306.6509v1","created_at":"2026-05-18T03:19:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.6509","created_at":"2026-05-18T03:19:44Z"},{"alias_kind":"pith_short_12","alias_value":"S67FUCAWDOYA","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"S67FUCAWDOYAG5CF","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"S67FUCAW","created_at":"2026-05-18T12:27:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:S67FUCAWDOYAG5CFSACQRE3WZI","target":"record","payload":{"canonical_record":{"source":{"id":"1306.6509","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-06-27T14:25:43Z","cross_cats_sorted":[],"title_canon_sha256":"347c03a093d588417a76cee1d9d6771315e49c3d459e2b77965735ecd95ac467","abstract_canon_sha256":"1d6d9b2b8a7123d2a3a329b411c5f4cc483eb555f87b50551007e0c2bb0e488f"},"schema_version":"1.0"},"canonical_sha256":"97be5a08161bb00374459005089376ca3cc602f377cb29647ecd944028e101dc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:19:44.588938Z","signature_b64":"lkC+wcJrtOy3ztodP7zUH/i/osVyoPDyiVwOqAY4kRelJfUklI+F19+LepHQlN3dAcHo2GqKtoikWaaUaaU2AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"97be5a08161bb00374459005089376ca3cc602f377cb29647ecd944028e101dc","last_reissued_at":"2026-05-18T03:19:44.587077Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:19:44.587077Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.6509","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":"2026-05-18T03:19:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pvPPOGCnR5L8FJ5wNYwrVBArdrIZVnKYn74C1ItPS13alkqgKveP2a+JgbS+ZcA2aO8Ji33A8yH+nSgQfKuQAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T19:20:42.487720Z"},"content_sha256":"94cb38b13f4749dc9b5cae740440fdc19c6b023ea6f7e2e4ed44214e22362b44","schema_version":"1.0","event_id":"sha256:94cb38b13f4749dc9b5cae740440fdc19c6b023ea6f7e2e4ed44214e22362b44"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:S67FUCAWDOYAG5CFSACQRE3WZI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"78 Pairs of Possible PSR-SNR Associations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Hongquan Su, Hui Zhu, Qing-Kang Li, Wen-Wu Tian","submitted_at":"2013-06-27T14:25:43Z","abstract_excerpt":"We discuss the criteria to associate PSRs with SNRs, and summary 78 pairs of possible PSR-SNR associations which is the most complete sample so far. We refine them into three categories according to degree of reliability. Statistic study on PSR-SNR associations helps us understand massive star evolution and constrain pulsar's theory models."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.6509","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":"2026-05-18T03:19:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Qcig4bc9U/tOWWfsrfTd4zOBDpW1PfBV78DDH3DqxIbX95qfC4SztK4XyEw1LGIkNQJZayEkI/5jekiU4xBmCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T19:20:42.488060Z"},"content_sha256":"e44e4f91934e3c8dbc39f89cfe18291b4bfdc23b28a633e4fc3e67e6a2a7231b","schema_version":"1.0","event_id":"sha256:e44e4f91934e3c8dbc39f89cfe18291b4bfdc23b28a633e4fc3e67e6a2a7231b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S67FUCAWDOYAG5CFSACQRE3WZI/bundle.json","state_url":"https://pith.science/pith/S67FUCAWDOYAG5CFSACQRE3WZI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S67FUCAWDOYAG5CFSACQRE3WZI/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":"2026-06-04T19:20:42Z","links":{"resolver":"https://pith.science/pith/S67FUCAWDOYAG5CFSACQRE3WZI","bundle":"https://pith.science/pith/S67FUCAWDOYAG5CFSACQRE3WZI/bundle.json","state":"https://pith.science/pith/S67FUCAWDOYAG5CFSACQRE3WZI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S67FUCAWDOYAG5CFSACQRE3WZI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:S67FUCAWDOYAG5CFSACQRE3WZI","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":"1d6d9b2b8a7123d2a3a329b411c5f4cc483eb555f87b50551007e0c2bb0e488f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-06-27T14:25:43Z","title_canon_sha256":"347c03a093d588417a76cee1d9d6771315e49c3d459e2b77965735ecd95ac467"},"schema_version":"1.0","source":{"id":"1306.6509","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.6509","created_at":"2026-05-18T03:19:44Z"},{"alias_kind":"arxiv_version","alias_value":"1306.6509v1","created_at":"2026-05-18T03:19:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.6509","created_at":"2026-05-18T03:19:44Z"},{"alias_kind":"pith_short_12","alias_value":"S67FUCAWDOYA","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"S67FUCAWDOYAG5CF","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"S67FUCAW","created_at":"2026-05-18T12:27:59Z"}],"graph_snapshots":[{"event_id":"sha256:e44e4f91934e3c8dbc39f89cfe18291b4bfdc23b28a633e4fc3e67e6a2a7231b","target":"graph","created_at":"2026-05-18T03:19:44Z","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 discuss the criteria to associate PSRs with SNRs, and summary 78 pairs of possible PSR-SNR associations which is the most complete sample so far. We refine them into three categories according to degree of reliability. Statistic study on PSR-SNR associations helps us understand massive star evolution and constrain pulsar's theory models.","authors_text":"Hongquan Su, Hui Zhu, Qing-Kang Li, Wen-Wu Tian","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-06-27T14:25:43Z","title":"78 Pairs of Possible PSR-SNR Associations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.6509","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":"sha256:94cb38b13f4749dc9b5cae740440fdc19c6b023ea6f7e2e4ed44214e22362b44","target":"record","created_at":"2026-05-18T03:19:44Z","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":"1d6d9b2b8a7123d2a3a329b411c5f4cc483eb555f87b50551007e0c2bb0e488f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-06-27T14:25:43Z","title_canon_sha256":"347c03a093d588417a76cee1d9d6771315e49c3d459e2b77965735ecd95ac467"},"schema_version":"1.0","source":{"id":"1306.6509","kind":"arxiv","version":1}},"canonical_sha256":"97be5a08161bb00374459005089376ca3cc602f377cb29647ecd944028e101dc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"97be5a08161bb00374459005089376ca3cc602f377cb29647ecd944028e101dc","first_computed_at":"2026-05-18T03:19:44.587077Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:19:44.587077Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lkC+wcJrtOy3ztodP7zUH/i/osVyoPDyiVwOqAY4kRelJfUklI+F19+LepHQlN3dAcHo2GqKtoikWaaUaaU2AA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:19:44.588938Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.6509","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:94cb38b13f4749dc9b5cae740440fdc19c6b023ea6f7e2e4ed44214e22362b44","sha256:e44e4f91934e3c8dbc39f89cfe18291b4bfdc23b28a633e4fc3e67e6a2a7231b"],"state_sha256":"bb571cc8b63e62fbeb00f2ce2a3361e2ceea3a03f1ebfc4ddc0d582bc60d4a41"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RiF+SRGwPwN3VGCnqcB0sIDHKsImNmC8NhLJr9w2z8C1i/ZBgM7WN/CCG/evzVLlK5Y+Ii4yO30glZE9d0T3CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T19:20:42.490079Z","bundle_sha256":"a15308a78d2ce5ddf46606bcb2d407d5ba55087b0061e84da4430102afb7aa3a"}}