{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:XTZIYRM4TOD7IZOEBTWVMWXXKZ","short_pith_number":"pith:XTZIYRM4","canonical_record":{"source":{"id":"2502.02995","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-02-05T08:43:17Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"e3958b5754159cd6d440326b6f9eaabcbdec96bdc69eb8b1839953267b218e66","abstract_canon_sha256":"56d07ec6f62a4b4913bb6c6e546b05a5d18fca78355f9a61916e998f36ebe491"},"schema_version":"1.0"},"canonical_sha256":"bcf28c459c9b87f465c40ced565af75672a64989962f222b94e5b69d4cbfc66d","source":{"kind":"arxiv","id":"2502.02995","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.02995","created_at":"2026-07-05T11:49:06Z"},{"alias_kind":"arxiv_version","alias_value":"2502.02995v1","created_at":"2026-07-05T11:49:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.02995","created_at":"2026-07-05T11:49:06Z"},{"alias_kind":"pith_short_12","alias_value":"XTZIYRM4TOD7","created_at":"2026-07-05T11:49:06Z"},{"alias_kind":"pith_short_16","alias_value":"XTZIYRM4TOD7IZOE","created_at":"2026-07-05T11:49:06Z"},{"alias_kind":"pith_short_8","alias_value":"XTZIYRM4","created_at":"2026-07-05T11:49:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:XTZIYRM4TOD7IZOEBTWVMWXXKZ","target":"record","payload":{"canonical_record":{"source":{"id":"2502.02995","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-02-05T08:43:17Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"e3958b5754159cd6d440326b6f9eaabcbdec96bdc69eb8b1839953267b218e66","abstract_canon_sha256":"56d07ec6f62a4b4913bb6c6e546b05a5d18fca78355f9a61916e998f36ebe491"},"schema_version":"1.0"},"canonical_sha256":"bcf28c459c9b87f465c40ced565af75672a64989962f222b94e5b69d4cbfc66d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:49:06.924194Z","signature_b64":"5SYSmL5xeXk6e7X4O80T7qQ2Z1u1PI8EJeJlP9XwjMD370qFr3K4kUPEoFr9MqMbMbiIX6JROLiypr/EsQB9CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bcf28c459c9b87f465c40ced565af75672a64989962f222b94e5b69d4cbfc66d","last_reissued_at":"2026-07-05T11:49:06.923724Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:49:06.923724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.02995","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":"2026-07-05T11:49:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vPDg82nXu+XXddjS8R4kQc5yuKSV0nimXWNxSW37fOGqp6YkfFO5i31K87Ni5TR0aKQqE4578tskBSkidJVzAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T08:01:36.078065Z"},"content_sha256":"bcd965b28499ec498505c56dd786029075bc20b7cfbbb80c9c615feb4f004387","schema_version":"1.0","event_id":"sha256:bcd965b28499ec498505c56dd786029075bc20b7cfbbb80c9c615feb4f004387"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:XTZIYRM4TOD7IZOEBTWVMWXXKZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Probing intermediate-mass black hole binaries with the Lunar Gravitational-wave Antenna","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Hanlin Song, Han Yan, Junjie Zhao, Lijing Shao, Xian Chen, Yacheng Kang","submitted_at":"2025-02-05T08:43:17Z","abstract_excerpt":"New concepts for observing the gravitational waves (GWs) using a detector on the Moon, such as the Lunar Gravitational-wave Antenna (LGWA), have gained increasing attention. By utilizing the Moon as a giant antenna, the LGWA is expected to detect GWs in the frequency range from 1 millihertz (mHz) to several hertz, with optimal sensitivity in the decihertz band. Despite the debated formation and evolution channel of intermediate-mass black holes (IMBHs) with masses in the range of $[10^2, 10^5]\\ {\\rm M_\\odot}$, binary systems containing at least one IMBH are widely believed to generate GWs span"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.02995","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/2502.02995/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":"2026-07-05T11:49:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D8MURGxQ0iSMtagTD71/dVUTtc3PVTWTVl4zozRQ4nh2N5Bwa6BS63mnhvB8M8qPrMAfhL7QoBTtNRmJBxPRBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T08:01:36.079093Z"},"content_sha256":"d947c24efc16e11623f5d94517129a93837d314f2df2ad28fa0983424788ea08","schema_version":"1.0","event_id":"sha256:d947c24efc16e11623f5d94517129a93837d314f2df2ad28fa0983424788ea08"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XTZIYRM4TOD7IZOEBTWVMWXXKZ/bundle.json","state_url":"https://pith.science/pith/XTZIYRM4TOD7IZOEBTWVMWXXKZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XTZIYRM4TOD7IZOEBTWVMWXXKZ/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":"2026-08-10T08:01:36Z","links":{"resolver":"https://pith.science/pith/XTZIYRM4TOD7IZOEBTWVMWXXKZ","bundle":"https://pith.science/pith/XTZIYRM4TOD7IZOEBTWVMWXXKZ/bundle.json","state":"https://pith.science/pith/XTZIYRM4TOD7IZOEBTWVMWXXKZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XTZIYRM4TOD7IZOEBTWVMWXXKZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:XTZIYRM4TOD7IZOEBTWVMWXXKZ","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":"56d07ec6f62a4b4913bb6c6e546b05a5d18fca78355f9a61916e998f36ebe491","cross_cats_sorted":["gr-qc"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-02-05T08:43:17Z","title_canon_sha256":"e3958b5754159cd6d440326b6f9eaabcbdec96bdc69eb8b1839953267b218e66"},"schema_version":"1.0","source":{"id":"2502.02995","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.02995","created_at":"2026-07-05T11:49:06Z"},{"alias_kind":"arxiv_version","alias_value":"2502.02995v1","created_at":"2026-07-05T11:49:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.02995","created_at":"2026-07-05T11:49:06Z"},{"alias_kind":"pith_short_12","alias_value":"XTZIYRM4TOD7","created_at":"2026-07-05T11:49:06Z"},{"alias_kind":"pith_short_16","alias_value":"XTZIYRM4TOD7IZOE","created_at":"2026-07-05T11:49:06Z"},{"alias_kind":"pith_short_8","alias_value":"XTZIYRM4","created_at":"2026-07-05T11:49:06Z"}],"graph_snapshots":[{"event_id":"sha256:d947c24efc16e11623f5d94517129a93837d314f2df2ad28fa0983424788ea08","target":"graph","created_at":"2026-07-05T11:49:06Z","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/2502.02995/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"New concepts for observing the gravitational waves (GWs) using a detector on the Moon, such as the Lunar Gravitational-wave Antenna (LGWA), have gained increasing attention. By utilizing the Moon as a giant antenna, the LGWA is expected to detect GWs in the frequency range from 1 millihertz (mHz) to several hertz, with optimal sensitivity in the decihertz band. Despite the debated formation and evolution channel of intermediate-mass black holes (IMBHs) with masses in the range of $[10^2, 10^5]\\ {\\rm M_\\odot}$, binary systems containing at least one IMBH are widely believed to generate GWs span","authors_text":"Hanlin Song, Han Yan, Junjie Zhao, Lijing Shao, Xian Chen, Yacheng Kang","cross_cats":["gr-qc"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-02-05T08:43:17Z","title":"Probing intermediate-mass black hole binaries with the Lunar Gravitational-wave Antenna"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.02995","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:bcd965b28499ec498505c56dd786029075bc20b7cfbbb80c9c615feb4f004387","target":"record","created_at":"2026-07-05T11:49:06Z","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":"56d07ec6f62a4b4913bb6c6e546b05a5d18fca78355f9a61916e998f36ebe491","cross_cats_sorted":["gr-qc"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-02-05T08:43:17Z","title_canon_sha256":"e3958b5754159cd6d440326b6f9eaabcbdec96bdc69eb8b1839953267b218e66"},"schema_version":"1.0","source":{"id":"2502.02995","kind":"arxiv","version":1}},"canonical_sha256":"bcf28c459c9b87f465c40ced565af75672a64989962f222b94e5b69d4cbfc66d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bcf28c459c9b87f465c40ced565af75672a64989962f222b94e5b69d4cbfc66d","first_computed_at":"2026-07-05T11:49:06.923724Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:49:06.923724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5SYSmL5xeXk6e7X4O80T7qQ2Z1u1PI8EJeJlP9XwjMD370qFr3K4kUPEoFr9MqMbMbiIX6JROLiypr/EsQB9CQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:49:06.924194Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.02995","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bcd965b28499ec498505c56dd786029075bc20b7cfbbb80c9c615feb4f004387","sha256:d947c24efc16e11623f5d94517129a93837d314f2df2ad28fa0983424788ea08"],"state_sha256":"283b70caf8a7636c6d6bdde964332faf8649a0462b29edc1b25ee789b44d0652"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VALCTwG85UBCIdkX5tRSwWqfRAHDpza2vWl/PnTDi3ctIEuSu7LhJ1TNaRlwKmMFopZUhX5geOdYNGxchRPABw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T08:01:36.089615Z","bundle_sha256":"357c48a39552871e7f3e4b91364e3da97954ee0f6a160acb21ca6310c54efbe9"}}