{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:ZNDWX2PF7HXXYPD57YORKODJ67","short_pith_number":"pith:ZNDWX2PF","canonical_record":{"source":{"id":"2608.10719","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-08-11T09:35:50Z","cross_cats_sorted":[],"title_canon_sha256":"60d2fe73bc0be4f7d533b2e8cb9528ed553b916345d1ac17b744fcd8c09626f0","abstract_canon_sha256":"4116a76dcfcc33ef7c8cf854f6e72997d0b2d401fd77ada834d0607faee0052c"},"schema_version":"1.0"},"canonical_sha256":"cb476be9e5f9ef7c3c7dfe1d153869f7f2855b9e6e67ce3fa6c0a61403aa6d59","source":{"kind":"arxiv","id":"2608.10719","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.10719","created_at":"2026-08-12T01:23:07Z"},{"alias_kind":"arxiv_version","alias_value":"2608.10719v1","created_at":"2026-08-12T01:23:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.10719","created_at":"2026-08-12T01:23:07Z"},{"alias_kind":"pith_short_12","alias_value":"ZNDWX2PF7HXX","created_at":"2026-08-12T01:23:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZNDWX2PF7HXXYPD5","created_at":"2026-08-12T01:23:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZNDWX2PF","created_at":"2026-08-12T01:23:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:ZNDWX2PF7HXXYPD57YORKODJ67","target":"record","payload":{"canonical_record":{"source":{"id":"2608.10719","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-08-11T09:35:50Z","cross_cats_sorted":[],"title_canon_sha256":"60d2fe73bc0be4f7d533b2e8cb9528ed553b916345d1ac17b744fcd8c09626f0","abstract_canon_sha256":"4116a76dcfcc33ef7c8cf854f6e72997d0b2d401fd77ada834d0607faee0052c"},"schema_version":"1.0"},"canonical_sha256":"cb476be9e5f9ef7c3c7dfe1d153869f7f2855b9e6e67ce3fa6c0a61403aa6d59","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-12T01:23:07.543683Z","signature_b64":"6YyzGq0R7PnjyH1cOFaaunc2j680rfJZEQscV2sSJCfxbR5+CbdCLR6Ac6Ih2f84cvWtiygoNb+wQQVSf8VECA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cb476be9e5f9ef7c3c7dfe1d153869f7f2855b9e6e67ce3fa6c0a61403aa6d59","last_reissued_at":"2026-08-12T01:23:07.542009Z","signature_status":"signed_v1","first_computed_at":"2026-08-12T01:23:07.542009Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2608.10719","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":"2026-08-12T01:23:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m8FIWd6prtk/hjmKHMVI9fMOXefG80Sj5Q1/v97M05jToXV/aeH+HF9QrGGPPac/dfAKsp5lSCxKXm0fsjfBCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T18:36:58.829170Z"},"content_sha256":"e2093607649669e31582ea48f57ec26b1b06f020bba6c45b052fcbf89f44a97b","schema_version":"1.0","event_id":"sha256:e2093607649669e31582ea48f57ec26b1b06f020bba6c45b052fcbf89f44a97b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:ZNDWX2PF7HXXYPD57YORKODJ67","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Wandering 35,000-Solar-Mass Black Hole Fed by a Gravitational Wake","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Fuyan Bian, Junfeng Wang, Qinwei Yuan, Qiusheng Gu, Shude Mao, Xiaoling Yu, Xin Li, Yanmei Chen, Yifei Jin, Yong Shi, Zhiyuan Zheng","submitted_at":"2026-08-11T09:35:50Z","abstract_excerpt":"Intermediate-mass black holes are widely considered to be the seeds of supermassive black holes, a substantial population of which is expected to remain displaced from galactic nuclei owing to hierarchical galaxy assembly and inefficient dynamical friction. While several fueling channels can sustain central black holes, those pathways are largely inaccessible to off-nuclear black holes, leaving their fuel supply uncertain. As these wandering black holes move through the interstellar medium of their host galaxies, theory predicts that they can capture gas from the dense wake produced by gravita"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.10719","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/2608.10719/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":"2026-08-12T01:23:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qf6IwNYeIGp3M1fWFzaV6hDU7tJvxa8R636Gq8C60YdyukxHWjjTPEqXkgTX1qZLuT3UvWD/Upa43Om0jar7BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T18:36:58.829703Z"},"content_sha256":"a9c398c82dc84b8949cd332aecfc983f320125daaa32ad4191c0ed78370b0aea","schema_version":"1.0","event_id":"sha256:a9c398c82dc84b8949cd332aecfc983f320125daaa32ad4191c0ed78370b0aea"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZNDWX2PF7HXXYPD57YORKODJ67/bundle.json","state_url":"https://pith.science/pith/ZNDWX2PF7HXXYPD57YORKODJ67/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZNDWX2PF7HXXYPD57YORKODJ67/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":"2026-08-14T18:36:58Z","links":{"resolver":"https://pith.science/pith/ZNDWX2PF7HXXYPD57YORKODJ67","bundle":"https://pith.science/pith/ZNDWX2PF7HXXYPD57YORKODJ67/bundle.json","state":"https://pith.science/pith/ZNDWX2PF7HXXYPD57YORKODJ67/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZNDWX2PF7HXXYPD57YORKODJ67/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:ZNDWX2PF7HXXYPD57YORKODJ67","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":"4116a76dcfcc33ef7c8cf854f6e72997d0b2d401fd77ada834d0607faee0052c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-08-11T09:35:50Z","title_canon_sha256":"60d2fe73bc0be4f7d533b2e8cb9528ed553b916345d1ac17b744fcd8c09626f0"},"schema_version":"1.0","source":{"id":"2608.10719","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.10719","created_at":"2026-08-12T01:23:07Z"},{"alias_kind":"arxiv_version","alias_value":"2608.10719v1","created_at":"2026-08-12T01:23:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.10719","created_at":"2026-08-12T01:23:07Z"},{"alias_kind":"pith_short_12","alias_value":"ZNDWX2PF7HXX","created_at":"2026-08-12T01:23:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZNDWX2PF7HXXYPD5","created_at":"2026-08-12T01:23:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZNDWX2PF","created_at":"2026-08-12T01:23:07Z"}],"graph_snapshots":[{"event_id":"sha256:a9c398c82dc84b8949cd332aecfc983f320125daaa32ad4191c0ed78370b0aea","target":"graph","created_at":"2026-08-12T01:23:07Z","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/2608.10719/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Intermediate-mass black holes are widely considered to be the seeds of supermassive black holes, a substantial population of which is expected to remain displaced from galactic nuclei owing to hierarchical galaxy assembly and inefficient dynamical friction. While several fueling channels can sustain central black holes, those pathways are largely inaccessible to off-nuclear black holes, leaving their fuel supply uncertain. As these wandering black holes move through the interstellar medium of their host galaxies, theory predicts that they can capture gas from the dense wake produced by gravita","authors_text":"Fuyan Bian, Junfeng Wang, Qinwei Yuan, Qiusheng Gu, Shude Mao, Xiaoling Yu, Xin Li, Yanmei Chen, Yifei Jin, Yong Shi, Zhiyuan Zheng","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-08-11T09:35:50Z","title":"A Wandering 35,000-Solar-Mass Black Hole Fed by a Gravitational Wake"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.10719","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:e2093607649669e31582ea48f57ec26b1b06f020bba6c45b052fcbf89f44a97b","target":"record","created_at":"2026-08-12T01:23:07Z","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":"4116a76dcfcc33ef7c8cf854f6e72997d0b2d401fd77ada834d0607faee0052c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-08-11T09:35:50Z","title_canon_sha256":"60d2fe73bc0be4f7d533b2e8cb9528ed553b916345d1ac17b744fcd8c09626f0"},"schema_version":"1.0","source":{"id":"2608.10719","kind":"arxiv","version":1}},"canonical_sha256":"cb476be9e5f9ef7c3c7dfe1d153869f7f2855b9e6e67ce3fa6c0a61403aa6d59","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cb476be9e5f9ef7c3c7dfe1d153869f7f2855b9e6e67ce3fa6c0a61403aa6d59","first_computed_at":"2026-08-12T01:23:07.542009Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-12T01:23:07.542009Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6YyzGq0R7PnjyH1cOFaaunc2j680rfJZEQscV2sSJCfxbR5+CbdCLR6Ac6Ih2f84cvWtiygoNb+wQQVSf8VECA==","signature_status":"signed_v1","signed_at":"2026-08-12T01:23:07.543683Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.10719","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e2093607649669e31582ea48f57ec26b1b06f020bba6c45b052fcbf89f44a97b","sha256:a9c398c82dc84b8949cd332aecfc983f320125daaa32ad4191c0ed78370b0aea"],"state_sha256":"1b4537c68ee15596c54a18a1bbc74f0a82fd2a0d14b1ffa197ee6a41e5f8beb7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C2gQf4xHQ3SzRQWkJqTZOpnTTBCkKZ4HFs2juZD2BuWcLFMkIJyz46AuU8ZPpUy4m+Czj+T1hZ9iJxTsZPI9BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T18:36:58.834303Z","bundle_sha256":"34751d019202de5051c7a1f97e41ad6a7aba97ea2bb59e08c33f7396f74f89d6"}}