{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:4PLOZMMSOGQZMNCMQ5N2FP5K75","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":"5a4e4750c2fd2c58ed706511073e3aef6c13e28f88fb6a9ee6bf5a44d2e5a300","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-07-10T16:05:36Z","title_canon_sha256":"9be2b918d07a3c7f0ab329cab583eb745329aa8eb32729c4be7aabdb6e41845c"},"schema_version":"1.0","source":{"id":"astro-ph/0307216","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0307216","created_at":"2026-07-04T16:52:08Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0307216v1","created_at":"2026-07-04T16:52:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0307216","created_at":"2026-07-04T16:52:08Z"},{"alias_kind":"pith_short_12","alias_value":"4PLOZMMSOGQZ","created_at":"2026-07-04T16:52:08Z"},{"alias_kind":"pith_short_16","alias_value":"4PLOZMMSOGQZMNCM","created_at":"2026-07-04T16:52:08Z"},{"alias_kind":"pith_short_8","alias_value":"4PLOZMMS","created_at":"2026-07-04T16:52:08Z"}],"graph_snapshots":[{"event_id":"sha256:8810315ba64303d36b57d02748e69dd66a7c5e7cfe3134ce8c32c021c8f53068","target":"graph","created_at":"2026-07-04T16:52:08Z","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/0307216/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We argue that gamma-rays sources observed in the direction of the Cyg OB2 association in the GeV and TeV energy range are due to a pulsar which was created by a supernova a few tens of thousands years ago. The excess of cosmic rays at 10^18 eV can be also related to the appearance of this pulsar.","authors_text":"Lodz, Poland), W. Bednarek (University of Lodz","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2003-07-10T16:05:36Z","title":"Gamma-rays and cosmic-rays from a pulsar in Cygnus OB2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0307216","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":"sha256:57fd497fceb0c3c3e2b7c7b959f4e09ea69221c1a943edafdf19a221f4127dfe","target":"record","created_at":"2026-07-04T16:52:08Z","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":"5a4e4750c2fd2c58ed706511073e3aef6c13e28f88fb6a9ee6bf5a44d2e5a300","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-07-10T16:05:36Z","title_canon_sha256":"9be2b918d07a3c7f0ab329cab583eb745329aa8eb32729c4be7aabdb6e41845c"},"schema_version":"1.0","source":{"id":"astro-ph/0307216","kind":"arxiv","version":1}},"canonical_sha256":"e3d6ecb19271a196344c875ba2bfaaff6d953b90fdfc5c05cdc7023f198a8031","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e3d6ecb19271a196344c875ba2bfaaff6d953b90fdfc5c05cdc7023f198a8031","first_computed_at":"2026-07-04T16:52:08.625610Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:52:08.625610Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xUVu8RgC3fSb4ZPCQ0yxmJiwTPXLKqCR1D7C8XPy5HYEYLFFUsGOE8HTIIQ9WfNzs1l1BVJdCvHy+gcO+o99DQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:52:08.626116Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0307216","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:57fd497fceb0c3c3e2b7c7b959f4e09ea69221c1a943edafdf19a221f4127dfe","sha256:8810315ba64303d36b57d02748e69dd66a7c5e7cfe3134ce8c32c021c8f53068"],"state_sha256":"7c1405a0846f2aeb1b0ed97b795915aa2c26d5e73c9f28a014500974229ec0d8"}