{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:XAA4WL36BVNJH5DRPZZJCY5FHG","short_pith_number":"pith:XAA4WL36","canonical_record":{"source":{"id":"1310.5382","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-10-20T23:28:02Z","cross_cats_sorted":[],"title_canon_sha256":"7fd04f3a751a112ef5e95b035f9ded3c691bd8ffb4f7b4cfa4c5d5b2f8196e1a","abstract_canon_sha256":"da8876134976fc4ca3a775a3746a1a304a445909aa9d9aebab218f6813bb1b00"},"schema_version":"1.0"},"canonical_sha256":"b801cb2f7e0d5a93f4717e729163a53999ecf9b037437f32c0a45d3482792068","source":{"kind":"arxiv","id":"1310.5382","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.5382","created_at":"2026-05-18T03:09:36Z"},{"alias_kind":"arxiv_version","alias_value":"1310.5382v1","created_at":"2026-05-18T03:09:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.5382","created_at":"2026-05-18T03:09:36Z"},{"alias_kind":"pith_short_12","alias_value":"XAA4WL36BVNJ","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"XAA4WL36BVNJH5DR","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"XAA4WL36","created_at":"2026-05-18T12:28:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:XAA4WL36BVNJH5DRPZZJCY5FHG","target":"record","payload":{"canonical_record":{"source":{"id":"1310.5382","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-10-20T23:28:02Z","cross_cats_sorted":[],"title_canon_sha256":"7fd04f3a751a112ef5e95b035f9ded3c691bd8ffb4f7b4cfa4c5d5b2f8196e1a","abstract_canon_sha256":"da8876134976fc4ca3a775a3746a1a304a445909aa9d9aebab218f6813bb1b00"},"schema_version":"1.0"},"canonical_sha256":"b801cb2f7e0d5a93f4717e729163a53999ecf9b037437f32c0a45d3482792068","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:09:36.002734Z","signature_b64":"2T+CMvIoKs8YuUJB7QUTgMKAtDvIFhbwXc6MX9kgdkJVL6iLFRX2DUcoHXn9vehYfNOwxKwzpB76HXVcnqTcDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b801cb2f7e0d5a93f4717e729163a53999ecf9b037437f32c0a45d3482792068","last_reissued_at":"2026-05-18T03:09:36.002011Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:09:36.002011Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.5382","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":"2026-05-18T03:09:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aKH6pVMQY/efe03RRRikQnJPxcDxJIAAERlFhZkln6rurXuhJjN9bIEJLCjlRmECiszCLZNE7/KFTdMkq2PvDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T16:11:07.099908Z"},"content_sha256":"ba3bd2b88b6f76bda7cee97831ba03ed96f32b9ca0c5639ef8c3e64a51933996","schema_version":"1.0","event_id":"sha256:ba3bd2b88b6f76bda7cee97831ba03ed96f32b9ca0c5639ef8c3e64a51933996"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:XAA4WL36BVNJH5DRPZZJCY5FHG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Pulsars as Standard Candles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Andrei Gruzinov","submitted_at":"2013-10-20T23:28:02Z","abstract_excerpt":"To illustrate the standard candle property of gamma-ray pulsars (and also to thereby confirm the recent first-principle calculation of pulsar gamma-ray emission), we \"measure\", via the lightcurve fitting, three distances and one moment of inertia of some weak pulsars. We are not sure what the three distances are good for, but the measurement of the moment of inertia must be of interest for nuclear physics.\n  Although we must state that the quality of the numerical program which we use to calculate the lightcurves and efficiencies is inadequate (as are the author's qualifications as a numericis"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.5382","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":"2026-05-18T03:09:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FpasfnVlNcpla/3gVt34RSTNNov85yKKA3YHQ/e5Mo8zXgNUHNiEOLr1xoNoeWjcqiVWxAJt7yguZhOooxUJCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T16:11:07.100343Z"},"content_sha256":"349f20888138bf7d9910010851135b83ac69daf9c43d08437cb736c5286f3ff7","schema_version":"1.0","event_id":"sha256:349f20888138bf7d9910010851135b83ac69daf9c43d08437cb736c5286f3ff7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XAA4WL36BVNJH5DRPZZJCY5FHG/bundle.json","state_url":"https://pith.science/pith/XAA4WL36BVNJH5DRPZZJCY5FHG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XAA4WL36BVNJH5DRPZZJCY5FHG/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":"2026-08-08T16:11:07Z","links":{"resolver":"https://pith.science/pith/XAA4WL36BVNJH5DRPZZJCY5FHG","bundle":"https://pith.science/pith/XAA4WL36BVNJH5DRPZZJCY5FHG/bundle.json","state":"https://pith.science/pith/XAA4WL36BVNJH5DRPZZJCY5FHG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XAA4WL36BVNJH5DRPZZJCY5FHG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:XAA4WL36BVNJH5DRPZZJCY5FHG","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":"da8876134976fc4ca3a775a3746a1a304a445909aa9d9aebab218f6813bb1b00","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-10-20T23:28:02Z","title_canon_sha256":"7fd04f3a751a112ef5e95b035f9ded3c691bd8ffb4f7b4cfa4c5d5b2f8196e1a"},"schema_version":"1.0","source":{"id":"1310.5382","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.5382","created_at":"2026-05-18T03:09:36Z"},{"alias_kind":"arxiv_version","alias_value":"1310.5382v1","created_at":"2026-05-18T03:09:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.5382","created_at":"2026-05-18T03:09:36Z"},{"alias_kind":"pith_short_12","alias_value":"XAA4WL36BVNJ","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"XAA4WL36BVNJH5DR","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"XAA4WL36","created_at":"2026-05-18T12:28:06Z"}],"graph_snapshots":[{"event_id":"sha256:349f20888138bf7d9910010851135b83ac69daf9c43d08437cb736c5286f3ff7","target":"graph","created_at":"2026-05-18T03:09:36Z","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":"To illustrate the standard candle property of gamma-ray pulsars (and also to thereby confirm the recent first-principle calculation of pulsar gamma-ray emission), we \"measure\", via the lightcurve fitting, three distances and one moment of inertia of some weak pulsars. We are not sure what the three distances are good for, but the measurement of the moment of inertia must be of interest for nuclear physics.\n  Although we must state that the quality of the numerical program which we use to calculate the lightcurves and efficiencies is inadequate (as are the author's qualifications as a numericis","authors_text":"Andrei Gruzinov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-10-20T23:28:02Z","title":"Pulsars as Standard Candles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.5382","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:ba3bd2b88b6f76bda7cee97831ba03ed96f32b9ca0c5639ef8c3e64a51933996","target":"record","created_at":"2026-05-18T03:09:36Z","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":"da8876134976fc4ca3a775a3746a1a304a445909aa9d9aebab218f6813bb1b00","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-10-20T23:28:02Z","title_canon_sha256":"7fd04f3a751a112ef5e95b035f9ded3c691bd8ffb4f7b4cfa4c5d5b2f8196e1a"},"schema_version":"1.0","source":{"id":"1310.5382","kind":"arxiv","version":1}},"canonical_sha256":"b801cb2f7e0d5a93f4717e729163a53999ecf9b037437f32c0a45d3482792068","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b801cb2f7e0d5a93f4717e729163a53999ecf9b037437f32c0a45d3482792068","first_computed_at":"2026-05-18T03:09:36.002011Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:09:36.002011Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2T+CMvIoKs8YuUJB7QUTgMKAtDvIFhbwXc6MX9kgdkJVL6iLFRX2DUcoHXn9vehYfNOwxKwzpB76HXVcnqTcDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:09:36.002734Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.5382","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ba3bd2b88b6f76bda7cee97831ba03ed96f32b9ca0c5639ef8c3e64a51933996","sha256:349f20888138bf7d9910010851135b83ac69daf9c43d08437cb736c5286f3ff7"],"state_sha256":"86ffea427e5fc4d036571ad4883f78ece7a06da2bc29e5b8563ee34bcd01c7eb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CumyxH6vRfoJbqX+fCZ741mBMJhj1DyI0YETUP2iQKVbnAbqptUS3YU2H+zLRkZvVMjlJ8RIKpgt9126YOsPDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T16:11:07.103603Z","bundle_sha256":"775b1e800ab90876a0ed1adc768c79a7ffcb958c1ec5375b0e03361c6aa5212e"}}