{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:YNVY7BERDOYLJXFVCUXMT22RWZ","short_pith_number":"pith:YNVY7BER","canonical_record":{"source":{"id":"1004.0707","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-04-05T20:23:30Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"613a83a623d17d0e166b33ff3730ef395053f87400accb0830cb88a2f231f255","abstract_canon_sha256":"43cb769165d562031395b16ebd2b4f370ad055b918d38dabbcc336b582597a7c"},"schema_version":"1.0"},"canonical_sha256":"c36b8f84911bb0b4dcb5152ec9eb51b67d7030bbb539be07cd990b09f8710280","source":{"kind":"arxiv","id":"1004.0707","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.0707","created_at":"2026-07-04T17:25:44Z"},{"alias_kind":"arxiv_version","alias_value":"1004.0707v1","created_at":"2026-07-04T17:25:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.0707","created_at":"2026-07-04T17:25:44Z"},{"alias_kind":"pith_short_12","alias_value":"YNVY7BERDOYL","created_at":"2026-07-04T17:25:44Z"},{"alias_kind":"pith_short_16","alias_value":"YNVY7BERDOYLJXFV","created_at":"2026-07-04T17:25:44Z"},{"alias_kind":"pith_short_8","alias_value":"YNVY7BER","created_at":"2026-07-04T17:25:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:YNVY7BERDOYLJXFVCUXMT22RWZ","target":"record","payload":{"canonical_record":{"source":{"id":"1004.0707","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-04-05T20:23:30Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"613a83a623d17d0e166b33ff3730ef395053f87400accb0830cb88a2f231f255","abstract_canon_sha256":"43cb769165d562031395b16ebd2b4f370ad055b918d38dabbcc336b582597a7c"},"schema_version":"1.0"},"canonical_sha256":"c36b8f84911bb0b4dcb5152ec9eb51b67d7030bbb539be07cd990b09f8710280","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:25:44.751391Z","signature_b64":"CwBZqwDCSx5mpOkR2CETa5SFYnTIBGzymlyKzpv/agHTssxLOgsB3S4UVuL36CCCmL+djkncpZoVBg/awHXZCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c36b8f84911bb0b4dcb5152ec9eb51b67d7030bbb539be07cd990b09f8710280","last_reissued_at":"2026-07-04T17:25:44.750979Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:25:44.750979Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1004.0707","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":"2026-07-04T17:25:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FR+btD1CZN+4ISG7j4XRXiVVf19SQb1Jh78I5kBlYhfJzMezq0k6Deb46tWAU1WWAxVn1WWs+SH0U8uA70h/CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T02:44:15.277126Z"},"content_sha256":"2a8e0d26e47b86465a952fd07dfa505397f13430f62356e4a0305cd08b7dac76","schema_version":"1.0","event_id":"sha256:2a8e0d26e47b86465a952fd07dfa505397f13430f62356e4a0305cd08b7dac76"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:YNVY7BERDOYLJXFVCUXMT22RWZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Comments on \"eta -> gamma gamma Decay Width via the Primakoff Cross Section\"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"nucl-ex","authors_text":"A. Gasparian, L. Gan, R. Miskimen, S. Gevorkyan","submitted_at":"2010-04-05T20:23:30Z","abstract_excerpt":"In a recent article by Rodrigues et al. [1] eta photo-nuclear data taken by Browman et al. [2] in 1974 were refit as a means to extract the eta->gamma gamma decay width. The key assertion in the author's analysis is attributing backgrounds in the eta angular distribution to nuclear incoherent production only. We disagree with this assertion and question the validity of the fitting procedure utilized in [1]. A reanalysis of the Cornell Primakoff data requires a detailed understanding of the hadronic and accidental backgrounds in the data, and the authors of [1] have not accomplished this task. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.0707","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1004.0707/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":"2026-07-04T17:25:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DunpttCXHNA5WYGhxCIEEQP6ds184RnXOscMTo1Y4VUoj8s1nOlPZDRT5xlTVyURVM+3WoFA28bfkWtEuFToAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T02:44:15.277837Z"},"content_sha256":"a9d50b4674f33423a654185f2fab090919cb31dc9e195d9bf517edf8c794f30d","schema_version":"1.0","event_id":"sha256:a9d50b4674f33423a654185f2fab090919cb31dc9e195d9bf517edf8c794f30d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YNVY7BERDOYLJXFVCUXMT22RWZ/bundle.json","state_url":"https://pith.science/pith/YNVY7BERDOYLJXFVCUXMT22RWZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YNVY7BERDOYLJXFVCUXMT22RWZ/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":"2026-08-13T02:44:15Z","links":{"resolver":"https://pith.science/pith/YNVY7BERDOYLJXFVCUXMT22RWZ","bundle":"https://pith.science/pith/YNVY7BERDOYLJXFVCUXMT22RWZ/bundle.json","state":"https://pith.science/pith/YNVY7BERDOYLJXFVCUXMT22RWZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YNVY7BERDOYLJXFVCUXMT22RWZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:YNVY7BERDOYLJXFVCUXMT22RWZ","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":"43cb769165d562031395b16ebd2b4f370ad055b918d38dabbcc336b582597a7c","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-04-05T20:23:30Z","title_canon_sha256":"613a83a623d17d0e166b33ff3730ef395053f87400accb0830cb88a2f231f255"},"schema_version":"1.0","source":{"id":"1004.0707","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.0707","created_at":"2026-07-04T17:25:44Z"},{"alias_kind":"arxiv_version","alias_value":"1004.0707v1","created_at":"2026-07-04T17:25:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.0707","created_at":"2026-07-04T17:25:44Z"},{"alias_kind":"pith_short_12","alias_value":"YNVY7BERDOYL","created_at":"2026-07-04T17:25:44Z"},{"alias_kind":"pith_short_16","alias_value":"YNVY7BERDOYLJXFV","created_at":"2026-07-04T17:25:44Z"},{"alias_kind":"pith_short_8","alias_value":"YNVY7BER","created_at":"2026-07-04T17:25:44Z"}],"graph_snapshots":[{"event_id":"sha256:a9d50b4674f33423a654185f2fab090919cb31dc9e195d9bf517edf8c794f30d","target":"graph","created_at":"2026-07-04T17:25:44Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1004.0707/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In a recent article by Rodrigues et al. [1] eta photo-nuclear data taken by Browman et al. [2] in 1974 were refit as a means to extract the eta->gamma gamma decay width. The key assertion in the author's analysis is attributing backgrounds in the eta angular distribution to nuclear incoherent production only. We disagree with this assertion and question the validity of the fitting procedure utilized in [1]. A reanalysis of the Cornell Primakoff data requires a detailed understanding of the hadronic and accidental backgrounds in the data, and the authors of [1] have not accomplished this task. ","authors_text":"A. Gasparian, L. Gan, R. Miskimen, S. Gevorkyan","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-04-05T20:23:30Z","title":"Comments on \"eta -> gamma gamma Decay Width via the Primakoff Cross Section\""},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.0707","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":"sha256:2a8e0d26e47b86465a952fd07dfa505397f13430f62356e4a0305cd08b7dac76","target":"record","created_at":"2026-07-04T17:25:44Z","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":"43cb769165d562031395b16ebd2b4f370ad055b918d38dabbcc336b582597a7c","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-04-05T20:23:30Z","title_canon_sha256":"613a83a623d17d0e166b33ff3730ef395053f87400accb0830cb88a2f231f255"},"schema_version":"1.0","source":{"id":"1004.0707","kind":"arxiv","version":1}},"canonical_sha256":"c36b8f84911bb0b4dcb5152ec9eb51b67d7030bbb539be07cd990b09f8710280","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c36b8f84911bb0b4dcb5152ec9eb51b67d7030bbb539be07cd990b09f8710280","first_computed_at":"2026-07-04T17:25:44.750979Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:25:44.750979Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CwBZqwDCSx5mpOkR2CETa5SFYnTIBGzymlyKzpv/agHTssxLOgsB3S4UVuL36CCCmL+djkncpZoVBg/awHXZCg==","signature_status":"signed_v1","signed_at":"2026-07-04T17:25:44.751391Z","signed_message":"canonical_sha256_bytes"},"source_id":"1004.0707","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2a8e0d26e47b86465a952fd07dfa505397f13430f62356e4a0305cd08b7dac76","sha256:a9d50b4674f33423a654185f2fab090919cb31dc9e195d9bf517edf8c794f30d"],"state_sha256":"c920fe53fff2f9f38f576394478eedae7f363c8ebb8017bc367be492d6981413"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wOcNQkZDAbgwf8R6AtSwu/NRpgXJPxkw57vG7L5E0nXDGTcnm3JDa3UDtC0zeKMpGeD+tvtZSozzIpMUjvsPDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T02:44:15.282515Z","bundle_sha256":"38c694cb0362ff749147f17aaee28bffb89b1a9cf89fc81c1878c0dfacd30aca"}}