{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:AXO7UYA4JVTAHWPQVCJPGXHP2H","short_pith_number":"pith:AXO7UYA4","canonical_record":{"source":{"id":"1410.3417","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-10-13T18:09:14Z","cross_cats_sorted":[],"title_canon_sha256":"c2c96db37d5153c81b799eaaf2d9bd56ee55b1a8e37eb94f29d35c848f018ffa","abstract_canon_sha256":"5e18cfa4f983c299a8fdf70a99e776b10bda45b144fb59061b27cdb3b603aba0"},"schema_version":"1.0"},"canonical_sha256":"05ddfa601c4d6603d9f0a892f35cefd1cb5afb8b5d478136da8c5b807f81c1fb","source":{"kind":"arxiv","id":"1410.3417","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.3417","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"arxiv_version","alias_value":"1410.3417v1","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.3417","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"pith_short_12","alias_value":"AXO7UYA4JVTA","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AXO7UYA4JVTAHWPQ","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AXO7UYA4","created_at":"2026-05-18T12:28:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:AXO7UYA4JVTAHWPQVCJPGXHP2H","target":"record","payload":{"canonical_record":{"source":{"id":"1410.3417","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-10-13T18:09:14Z","cross_cats_sorted":[],"title_canon_sha256":"c2c96db37d5153c81b799eaaf2d9bd56ee55b1a8e37eb94f29d35c848f018ffa","abstract_canon_sha256":"5e18cfa4f983c299a8fdf70a99e776b10bda45b144fb59061b27cdb3b603aba0"},"schema_version":"1.0"},"canonical_sha256":"05ddfa601c4d6603d9f0a892f35cefd1cb5afb8b5d478136da8c5b807f81c1fb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:48.785069Z","signature_b64":"g+pmeZ1CvZEBMmJRaJCXwnLifq+WdNtcNOeerrU7ICPa2NXQlUJTPhT0ZNlZclw/1uI8iRTTjdZlUmN/j3muAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"05ddfa601c4d6603d9f0a892f35cefd1cb5afb8b5d478136da8c5b807f81c1fb","last_reissued_at":"2026-05-18T01:41:48.784580Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:48.784580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1410.3417","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":"2026-05-18T01:41:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tydUgEkwePvP69PL4TBsnQfuXKfFH6mPCbJXmqsV3JPbdt2lTd5ghhcIGTGEZgEjKE1U6hmql12khGpU/PWhCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T07:26:49.699185Z"},"content_sha256":"239bab2952cd3179bb3a8ba7b6432f3afaf82f1332e0278d6741827e0d646fd9","schema_version":"1.0","event_id":"sha256:239bab2952cd3179bb3a8ba7b6432f3afaf82f1332e0278d6741827e0d646fd9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:AXO7UYA4JVTAHWPQVCJPGXHP2H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chandra and XMM Monitoring of the Black Hole X-ray Binary IC 10 X-1","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Matthew J. Moro, Rigel C. Cappallo, Silas G. T. Laycock","submitted_at":"2014-10-13T18:09:14Z","abstract_excerpt":"The massive black hole + Wolf-Rayet binary IC10 X-1 was observed in a series of 10 Chandra and 2 XMM-Newton observations spanning 2003-2012, showing consistent variability around 7 x10^37 erg/s, with a spectral hardening event in 2009. We phase-connected the entire light-curve by folding the photon arrival times on a series of trial periods spanning the known orbital period and its uncertainty, refining the X-ray period to P = 1.45175(1)d. The duration of minimum-flux in the X-ray eclipse is 5 hr which together with the optical radial velocity curve for the companion yields a radius for the ec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.3417","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":"2026-05-18T01:41:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pM6X8OQf8CD7m6J0Yg41VaYiTtt+3X/8ZK5nSMCKcGM3Mwpt9UbsQSQ1nu0X+SR/wzxVOje3dVbb+hlwmkwaAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T07:26:49.699566Z"},"content_sha256":"4eebc195e0f9d3a45281f8e354c22016a478aeac2a469db079ae9c8e6bb17ea3","schema_version":"1.0","event_id":"sha256:4eebc195e0f9d3a45281f8e354c22016a478aeac2a469db079ae9c8e6bb17ea3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AXO7UYA4JVTAHWPQVCJPGXHP2H/bundle.json","state_url":"https://pith.science/pith/AXO7UYA4JVTAHWPQVCJPGXHP2H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AXO7UYA4JVTAHWPQVCJPGXHP2H/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":"2026-05-19T07:26:49Z","links":{"resolver":"https://pith.science/pith/AXO7UYA4JVTAHWPQVCJPGXHP2H","bundle":"https://pith.science/pith/AXO7UYA4JVTAHWPQVCJPGXHP2H/bundle.json","state":"https://pith.science/pith/AXO7UYA4JVTAHWPQVCJPGXHP2H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AXO7UYA4JVTAHWPQVCJPGXHP2H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:AXO7UYA4JVTAHWPQVCJPGXHP2H","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":"5e18cfa4f983c299a8fdf70a99e776b10bda45b144fb59061b27cdb3b603aba0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-10-13T18:09:14Z","title_canon_sha256":"c2c96db37d5153c81b799eaaf2d9bd56ee55b1a8e37eb94f29d35c848f018ffa"},"schema_version":"1.0","source":{"id":"1410.3417","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.3417","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"arxiv_version","alias_value":"1410.3417v1","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.3417","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"pith_short_12","alias_value":"AXO7UYA4JVTA","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AXO7UYA4JVTAHWPQ","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AXO7UYA4","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:4eebc195e0f9d3a45281f8e354c22016a478aeac2a469db079ae9c8e6bb17ea3","target":"graph","created_at":"2026-05-18T01:41:48Z","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":"The massive black hole + Wolf-Rayet binary IC10 X-1 was observed in a series of 10 Chandra and 2 XMM-Newton observations spanning 2003-2012, showing consistent variability around 7 x10^37 erg/s, with a spectral hardening event in 2009. We phase-connected the entire light-curve by folding the photon arrival times on a series of trial periods spanning the known orbital period and its uncertainty, refining the X-ray period to P = 1.45175(1)d. The duration of minimum-flux in the X-ray eclipse is 5 hr which together with the optical radial velocity curve for the companion yields a radius for the ec","authors_text":"Matthew J. Moro, Rigel C. Cappallo, Silas G. T. Laycock","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-10-13T18:09:14Z","title":"Chandra and XMM Monitoring of the Black Hole X-ray Binary IC 10 X-1"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.3417","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":"sha256:239bab2952cd3179bb3a8ba7b6432f3afaf82f1332e0278d6741827e0d646fd9","target":"record","created_at":"2026-05-18T01:41:48Z","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":"5e18cfa4f983c299a8fdf70a99e776b10bda45b144fb59061b27cdb3b603aba0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-10-13T18:09:14Z","title_canon_sha256":"c2c96db37d5153c81b799eaaf2d9bd56ee55b1a8e37eb94f29d35c848f018ffa"},"schema_version":"1.0","source":{"id":"1410.3417","kind":"arxiv","version":1}},"canonical_sha256":"05ddfa601c4d6603d9f0a892f35cefd1cb5afb8b5d478136da8c5b807f81c1fb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"05ddfa601c4d6603d9f0a892f35cefd1cb5afb8b5d478136da8c5b807f81c1fb","first_computed_at":"2026-05-18T01:41:48.784580Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:41:48.784580Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"g+pmeZ1CvZEBMmJRaJCXwnLifq+WdNtcNOeerrU7ICPa2NXQlUJTPhT0ZNlZclw/1uI8iRTTjdZlUmN/j3muAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:41:48.785069Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.3417","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:239bab2952cd3179bb3a8ba7b6432f3afaf82f1332e0278d6741827e0d646fd9","sha256:4eebc195e0f9d3a45281f8e354c22016a478aeac2a469db079ae9c8e6bb17ea3"],"state_sha256":"64ad1f880fdc553e5f96acc8fc009fc1d86bb23ef8285527a85cef6970186b5d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3jXpZSk9rrNVB+P20TzIzsKQ0KX0mRa9hy1GwWJMt6DjkiTzaVnpT7AfbZ9BuPOD83QNkiCAyHXfVffG2BmDBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T07:26:49.701409Z","bundle_sha256":"555efb577df5f554a0f0186c78068eed1565b7f11397ba8286bb45297d7046ea"}}