{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:LNERVWW5IEEZ6N4T7HWEXDGJLE","short_pith_number":"pith:LNERVWW5","canonical_record":{"source":{"id":"1308.1681","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-08-07T20:00:23Z","cross_cats_sorted":[],"title_canon_sha256":"b817095fa7ffa4362fe3d54e63a3b7871f26b6512ccd71d533a54eefa85483a2","abstract_canon_sha256":"d51b8709a4a2df8a95a2ce0967c18ded7a5160d7123e815e806ab87051371fb7"},"schema_version":"1.0"},"canonical_sha256":"5b491adadd41099f3793f9ec4b8cc959004822163d18e02974c25b66031259d5","source":{"kind":"arxiv","id":"1308.1681","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.1681","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"arxiv_version","alias_value":"1308.1681v1","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.1681","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"pith_short_12","alias_value":"LNERVWW5IEEZ","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"LNERVWW5IEEZ6N4T","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"LNERVWW5","created_at":"2026-05-18T12:27:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:LNERVWW5IEEZ6N4T7HWEXDGJLE","target":"record","payload":{"canonical_record":{"source":{"id":"1308.1681","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-08-07T20:00:23Z","cross_cats_sorted":[],"title_canon_sha256":"b817095fa7ffa4362fe3d54e63a3b7871f26b6512ccd71d533a54eefa85483a2","abstract_canon_sha256":"d51b8709a4a2df8a95a2ce0967c18ded7a5160d7123e815e806ab87051371fb7"},"schema_version":"1.0"},"canonical_sha256":"5b491adadd41099f3793f9ec4b8cc959004822163d18e02974c25b66031259d5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:16:28.061447Z","signature_b64":"R7a9YG7fT3HR5aPPrdOsCDhyImlIMKuHru+M2AwNlK+DJjesbaJEEf53Rm8AAUS5nsh4zxU4MeSu5iBwGX79BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5b491adadd41099f3793f9ec4b8cc959004822163d18e02974c25b66031259d5","last_reissued_at":"2026-05-18T03:16:28.060910Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:16:28.060910Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1308.1681","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":"2026-05-18T03:16:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ASiw8KQfzBUh1cAUmxvl0ZBbpNx2v/4BtuYseHuo2mBpMrVVk9eUSEXwfEz6RbzIvxOr6xhwP7C6jvVaY/EhAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T14:04:16.200171Z"},"content_sha256":"c1832041b5ae37b8bd476da32a807981f6cabf99608a0dd610babd7f86f6b0b1","schema_version":"1.0","event_id":"sha256:c1832041b5ae37b8bd476da32a807981f6cabf99608a0dd610babd7f86f6b0b1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:LNERVWW5IEEZ6N4T7HWEXDGJLE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Discovery of a 7 mHz X-Ray Quasi-periodic Oscillation from the most Massive Stellar-mass Black Hole IC 10 X-1","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Dheeraj R. Pasham (UMD), Richard F. Mushotzky (UMD), Tod E. Strohmayer (NASA/GSFC)","submitted_at":"2013-08-07T20:00:23Z","abstract_excerpt":"We report the discovery with XMM-Newton of an approximately 7 mHz X-ray (0.3-10.0 keV) quasi-periodic oscillation (QPO) from the eclipsing, high-inclination black hole binary IC 10 X-1. The QPO is significant at > 4.33 sigma confidence level and has a fractional amplitude (% rms) and a quality factor, Q, of approximately 11 and 4, respectively. The overall X-ray (0.3-10.0 keV) power spectrum in the frequency range 0.0001 - 0.1 Hz can be described by a power-law with an index of -2, and a QPO at 7 mHz. At frequencies > 0.02 Hz there is no evidence for significant variability. The fractional amp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.1681","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":"2026-05-18T03:16:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NWTF5VuKzufNF5z98NQ3tL72lRO/zeT72CLdxd+E7BBhWHTZUWsy4QkxvI2l3aZNUKdRGTCNhf5e86B6GYT/DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T14:04:16.200529Z"},"content_sha256":"da5b00712869679b972c9734bdde8e00434c8429fcd9c51d8bbe1480c0d83702","schema_version":"1.0","event_id":"sha256:da5b00712869679b972c9734bdde8e00434c8429fcd9c51d8bbe1480c0d83702"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LNERVWW5IEEZ6N4T7HWEXDGJLE/bundle.json","state_url":"https://pith.science/pith/LNERVWW5IEEZ6N4T7HWEXDGJLE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LNERVWW5IEEZ6N4T7HWEXDGJLE/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":"2026-07-04T14:04:16Z","links":{"resolver":"https://pith.science/pith/LNERVWW5IEEZ6N4T7HWEXDGJLE","bundle":"https://pith.science/pith/LNERVWW5IEEZ6N4T7HWEXDGJLE/bundle.json","state":"https://pith.science/pith/LNERVWW5IEEZ6N4T7HWEXDGJLE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LNERVWW5IEEZ6N4T7HWEXDGJLE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:LNERVWW5IEEZ6N4T7HWEXDGJLE","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":"d51b8709a4a2df8a95a2ce0967c18ded7a5160d7123e815e806ab87051371fb7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-08-07T20:00:23Z","title_canon_sha256":"b817095fa7ffa4362fe3d54e63a3b7871f26b6512ccd71d533a54eefa85483a2"},"schema_version":"1.0","source":{"id":"1308.1681","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.1681","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"arxiv_version","alias_value":"1308.1681v1","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.1681","created_at":"2026-05-18T03:16:28Z"},{"alias_kind":"pith_short_12","alias_value":"LNERVWW5IEEZ","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"LNERVWW5IEEZ6N4T","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"LNERVWW5","created_at":"2026-05-18T12:27:51Z"}],"graph_snapshots":[{"event_id":"sha256:da5b00712869679b972c9734bdde8e00434c8429fcd9c51d8bbe1480c0d83702","target":"graph","created_at":"2026-05-18T03:16:28Z","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 report the discovery with XMM-Newton of an approximately 7 mHz X-ray (0.3-10.0 keV) quasi-periodic oscillation (QPO) from the eclipsing, high-inclination black hole binary IC 10 X-1. The QPO is significant at > 4.33 sigma confidence level and has a fractional amplitude (% rms) and a quality factor, Q, of approximately 11 and 4, respectively. The overall X-ray (0.3-10.0 keV) power spectrum in the frequency range 0.0001 - 0.1 Hz can be described by a power-law with an index of -2, and a QPO at 7 mHz. At frequencies > 0.02 Hz there is no evidence for significant variability. The fractional amp","authors_text":"Dheeraj R. Pasham (UMD), Richard F. Mushotzky (UMD), Tod E. Strohmayer (NASA/GSFC)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-08-07T20:00:23Z","title":"Discovery of a 7 mHz X-Ray Quasi-periodic Oscillation from the most Massive Stellar-mass Black Hole IC 10 X-1"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.1681","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:c1832041b5ae37b8bd476da32a807981f6cabf99608a0dd610babd7f86f6b0b1","target":"record","created_at":"2026-05-18T03:16:28Z","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":"d51b8709a4a2df8a95a2ce0967c18ded7a5160d7123e815e806ab87051371fb7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2013-08-07T20:00:23Z","title_canon_sha256":"b817095fa7ffa4362fe3d54e63a3b7871f26b6512ccd71d533a54eefa85483a2"},"schema_version":"1.0","source":{"id":"1308.1681","kind":"arxiv","version":1}},"canonical_sha256":"5b491adadd41099f3793f9ec4b8cc959004822163d18e02974c25b66031259d5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5b491adadd41099f3793f9ec4b8cc959004822163d18e02974c25b66031259d5","first_computed_at":"2026-05-18T03:16:28.060910Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:16:28.060910Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"R7a9YG7fT3HR5aPPrdOsCDhyImlIMKuHru+M2AwNlK+DJjesbaJEEf53Rm8AAUS5nsh4zxU4MeSu5iBwGX79BQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:16:28.061447Z","signed_message":"canonical_sha256_bytes"},"source_id":"1308.1681","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c1832041b5ae37b8bd476da32a807981f6cabf99608a0dd610babd7f86f6b0b1","sha256:da5b00712869679b972c9734bdde8e00434c8429fcd9c51d8bbe1480c0d83702"],"state_sha256":"3962d2beb498439c2f73fd642eb8816f61275e82f481b18b5d5abfae798683f2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PcikTSlHIrbnqQdiXV5UjmZCmeHEx1uMj24eDq4PVyQtILQt8SALmJRzHBgoZtYvpi+PwoRgTfMrVA45mQEpAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-04T14:04:16.202468Z","bundle_sha256":"d833d3d937931b5ed8e00cf62fbb8b14633d5a0a9dfc5cfad3cf0530e1917980"}}