{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:GLVDKY4FCVY2WW46I2ABH4MRMF","short_pith_number":"pith:GLVDKY4F","canonical_record":{"source":{"id":"2408.08004","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-08-15T08:12:56Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"621ba71f4a91c5af595d75fb9b890eab37548fb4797ca3b2212310e61c235d79","abstract_canon_sha256":"9cd0cdada80cb6f9b798f9403a8c29ea6e6b2be1e60dd907e05da80cdf116266"},"schema_version":"1.0"},"canonical_sha256":"32ea3563851571ab5b9e468013f191617fdd12a2d375fb5191cc212b95341694","source":{"kind":"arxiv","id":"2408.08004","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.08004","created_at":"2026-07-05T08:55:43Z"},{"alias_kind":"arxiv_version","alias_value":"2408.08004v1","created_at":"2026-07-05T08:55:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.08004","created_at":"2026-07-05T08:55:43Z"},{"alias_kind":"pith_short_12","alias_value":"GLVDKY4FCVY2","created_at":"2026-07-05T08:55:43Z"},{"alias_kind":"pith_short_16","alias_value":"GLVDKY4FCVY2WW46","created_at":"2026-07-05T08:55:43Z"},{"alias_kind":"pith_short_8","alias_value":"GLVDKY4F","created_at":"2026-07-05T08:55:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:GLVDKY4FCVY2WW46I2ABH4MRMF","target":"record","payload":{"canonical_record":{"source":{"id":"2408.08004","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-08-15T08:12:56Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"621ba71f4a91c5af595d75fb9b890eab37548fb4797ca3b2212310e61c235d79","abstract_canon_sha256":"9cd0cdada80cb6f9b798f9403a8c29ea6e6b2be1e60dd907e05da80cdf116266"},"schema_version":"1.0"},"canonical_sha256":"32ea3563851571ab5b9e468013f191617fdd12a2d375fb5191cc212b95341694","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:55:43.143827Z","signature_b64":"pV1KRcPiAJ50vWhRGsMnLnbLGLhPvKt6QI6dU6QtbvKF6HDHhwjanrZh6x8LH12FF7cJ7VWyPMTSfPA2uAWwCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"32ea3563851571ab5b9e468013f191617fdd12a2d375fb5191cc212b95341694","last_reissued_at":"2026-07-05T08:55:43.143425Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:55:43.143425Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2408.08004","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":"2026-07-05T08:55:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yyZFky2mm5qlKrwZ1G1tSQLI3j/cKOJJjdsOtiuqIzX506psH+IxY+eJ9VsmCLsWTtEPQLVY6okM4OuPm64oCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T18:23:04.620216Z"},"content_sha256":"1882abbd14474e060501e2ce991381641cd256467a56bf7743e949e7b611f33d","schema_version":"1.0","event_id":"sha256:1882abbd14474e060501e2ce991381641cd256467a56bf7743e949e7b611f33d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:GLVDKY4FCVY2WW46I2ABH4MRMF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"IC 10 X-1: A Double Black Hole Progenitor Probably Formed through Stable Mass Transfer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"Gui-Yu Wang, Jian-Guo He, Xiang-Dong Li, Xiao-jie Xu, Yong Shao","submitted_at":"2024-08-15T08:12:56Z","abstract_excerpt":"IC 10 X-1 is one of close X-ray binaries containing a Wolf-Rayet donor, which can provide an evolutionary link between high-mass X-ray binaries and gravitational wave sources. It is still unclear about the precise nature of the accreting compact object in IC 10 X-1, although it looks more like a black hole than a neutron star. In this work, we use a binary population synthesis method to simulate the formation of IC 10 X-1 like binaries by assuming different common-envelope ejection efficiencies. This work represents a big step forward over previous studies since we adopt new criteria of mass-t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.08004","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/2408.08004/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":"2026-07-05T08:55:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ga3Q/Yalf4DnTki/83st5SoBNmC+PQyfiz2GkezWvo3PIgJv2v+Rz6PodFYMKs78AO6QoFA87pIdh3Ff0vC7AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T18:23:04.620726Z"},"content_sha256":"9334b60803d2b9bd6c0191f0d754db9169c4c14dcc5f19a850e56c30775a7890","schema_version":"1.0","event_id":"sha256:9334b60803d2b9bd6c0191f0d754db9169c4c14dcc5f19a850e56c30775a7890"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GLVDKY4FCVY2WW46I2ABH4MRMF/bundle.json","state_url":"https://pith.science/pith/GLVDKY4FCVY2WW46I2ABH4MRMF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GLVDKY4FCVY2WW46I2ABH4MRMF/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":"2026-08-07T18:23:04Z","links":{"resolver":"https://pith.science/pith/GLVDKY4FCVY2WW46I2ABH4MRMF","bundle":"https://pith.science/pith/GLVDKY4FCVY2WW46I2ABH4MRMF/bundle.json","state":"https://pith.science/pith/GLVDKY4FCVY2WW46I2ABH4MRMF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GLVDKY4FCVY2WW46I2ABH4MRMF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:GLVDKY4FCVY2WW46I2ABH4MRMF","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":"9cd0cdada80cb6f9b798f9403a8c29ea6e6b2be1e60dd907e05da80cdf116266","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-08-15T08:12:56Z","title_canon_sha256":"621ba71f4a91c5af595d75fb9b890eab37548fb4797ca3b2212310e61c235d79"},"schema_version":"1.0","source":{"id":"2408.08004","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.08004","created_at":"2026-07-05T08:55:43Z"},{"alias_kind":"arxiv_version","alias_value":"2408.08004v1","created_at":"2026-07-05T08:55:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.08004","created_at":"2026-07-05T08:55:43Z"},{"alias_kind":"pith_short_12","alias_value":"GLVDKY4FCVY2","created_at":"2026-07-05T08:55:43Z"},{"alias_kind":"pith_short_16","alias_value":"GLVDKY4FCVY2WW46","created_at":"2026-07-05T08:55:43Z"},{"alias_kind":"pith_short_8","alias_value":"GLVDKY4F","created_at":"2026-07-05T08:55:43Z"}],"graph_snapshots":[{"event_id":"sha256:9334b60803d2b9bd6c0191f0d754db9169c4c14dcc5f19a850e56c30775a7890","target":"graph","created_at":"2026-07-05T08:55:43Z","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/2408.08004/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"IC 10 X-1 is one of close X-ray binaries containing a Wolf-Rayet donor, which can provide an evolutionary link between high-mass X-ray binaries and gravitational wave sources. It is still unclear about the precise nature of the accreting compact object in IC 10 X-1, although it looks more like a black hole than a neutron star. In this work, we use a binary population synthesis method to simulate the formation of IC 10 X-1 like binaries by assuming different common-envelope ejection efficiencies. This work represents a big step forward over previous studies since we adopt new criteria of mass-t","authors_text":"Gui-Yu Wang, Jian-Guo He, Xiang-Dong Li, Xiao-jie Xu, Yong Shao","cross_cats":["astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-08-15T08:12:56Z","title":"IC 10 X-1: A Double Black Hole Progenitor Probably Formed through Stable Mass Transfer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.08004","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":"sha256:1882abbd14474e060501e2ce991381641cd256467a56bf7743e949e7b611f33d","target":"record","created_at":"2026-07-05T08:55:43Z","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":"9cd0cdada80cb6f9b798f9403a8c29ea6e6b2be1e60dd907e05da80cdf116266","cross_cats_sorted":["astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2024-08-15T08:12:56Z","title_canon_sha256":"621ba71f4a91c5af595d75fb9b890eab37548fb4797ca3b2212310e61c235d79"},"schema_version":"1.0","source":{"id":"2408.08004","kind":"arxiv","version":1}},"canonical_sha256":"32ea3563851571ab5b9e468013f191617fdd12a2d375fb5191cc212b95341694","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"32ea3563851571ab5b9e468013f191617fdd12a2d375fb5191cc212b95341694","first_computed_at":"2026-07-05T08:55:43.143425Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:55:43.143425Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pV1KRcPiAJ50vWhRGsMnLnbLGLhPvKt6QI6dU6QtbvKF6HDHhwjanrZh6x8LH12FF7cJ7VWyPMTSfPA2uAWwCw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:55:43.143827Z","signed_message":"canonical_sha256_bytes"},"source_id":"2408.08004","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1882abbd14474e060501e2ce991381641cd256467a56bf7743e949e7b611f33d","sha256:9334b60803d2b9bd6c0191f0d754db9169c4c14dcc5f19a850e56c30775a7890"],"state_sha256":"e434f965cbef8928eda83b9e0d3b16fc47cf900e58c8ded582b39dcc80f644ce"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HauMhDW6B7GmYGQJYGlevSbnp1jRpv3eW/ozNUMg/04JqEvbHT+9Eiq4rwIep21XKdw+DBtSP1TSNXsGW+n2BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T18:23:04.626350Z","bundle_sha256":"e28fca48d606059cc3722255e34a73a33efc97eac0c5e6706c815d6a2ed851f6"}}