{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:NG5CILW3FGMPVFG3Y5OSDE6BPQ","short_pith_number":"pith:NG5CILW3","canonical_record":{"source":{"id":"2606.24816","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-06-23T17:02:02Z","cross_cats_sorted":[],"title_canon_sha256":"d4f7240f10d75e7fca9b27eb9b0364c29b185cde0648881bd59aafd57a435035","abstract_canon_sha256":"aa9d3a72255e5473c6e84d900de2ae660adf1461e879f5123a088771d6de7cc2"},"schema_version":"1.0"},"canonical_sha256":"69ba242edb2998fa94dbc75d2193c17c0febd642a9b4fd06919a22995bfc1d90","source":{"kind":"arxiv","id":"2606.24816","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.24816","created_at":"2026-06-24T01:15:43Z"},{"alias_kind":"arxiv_version","alias_value":"2606.24816v1","created_at":"2026-06-24T01:15:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.24816","created_at":"2026-06-24T01:15:43Z"},{"alias_kind":"pith_short_12","alias_value":"NG5CILW3FGMP","created_at":"2026-06-24T01:15:43Z"},{"alias_kind":"pith_short_16","alias_value":"NG5CILW3FGMPVFG3","created_at":"2026-06-24T01:15:43Z"},{"alias_kind":"pith_short_8","alias_value":"NG5CILW3","created_at":"2026-06-24T01:15:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:NG5CILW3FGMPVFG3Y5OSDE6BPQ","target":"record","payload":{"canonical_record":{"source":{"id":"2606.24816","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-06-23T17:02:02Z","cross_cats_sorted":[],"title_canon_sha256":"d4f7240f10d75e7fca9b27eb9b0364c29b185cde0648881bd59aafd57a435035","abstract_canon_sha256":"aa9d3a72255e5473c6e84d900de2ae660adf1461e879f5123a088771d6de7cc2"},"schema_version":"1.0"},"canonical_sha256":"69ba242edb2998fa94dbc75d2193c17c0febd642a9b4fd06919a22995bfc1d90","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-24T01:15:43.137859Z","signature_b64":"Tgf0RFFNnqlWfLs5mQv5YA0QU3qyA5s7WV+4CWAyBch2j+/taggkHZobLs7NC3eIjG4XGlW6Hz5YTK+IKLWRDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"69ba242edb2998fa94dbc75d2193c17c0febd642a9b4fd06919a22995bfc1d90","last_reissued_at":"2026-06-24T01:15:43.137467Z","signature_status":"signed_v1","first_computed_at":"2026-06-24T01:15:43.137467Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.24816","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":"2026-06-24T01:15:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jBM9lQF9z9/43MQA3zw2HnOw89LKPsJbKuNyHXlRv2mssT/y5tR6p5T5o84PUmJOwMv33mfewoxUWn9UoiFuAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T14:44:52.388489Z"},"content_sha256":"32f9f353e846fca3ff44ed27b67c383d6ed4eb546b7857c018460c2f88dc93f6","schema_version":"1.0","event_id":"sha256:32f9f353e846fca3ff44ed27b67c383d6ed4eb546b7857c018460c2f88dc93f6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:NG5CILW3FGMPVFG3Y5OSDE6BPQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Bondi--Sachs gauge, BMS frames, and memory in black hole perturbation theory","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Adam Pound, Andrew Spiers, Jordan Moxon","submitted_at":"2026-06-23T17:02:02Z","abstract_excerpt":"As LISA and other next-generation detectors demand increasingly accurate waveform models, there is a growing need for these models to precisely control gauge freedoms that had previously been inconsequential. One such intrinsic freedom is the choice of the asymptotic Bondi--Metzner--Sachs (BMS) frame. The need to control the BMS frame is particularly pronounced in black hole perturbation theory, where there has been little work to this end -- most glaringly in gravitational self-force calculations, which are in an unknown frame and encounter infrared, far-zone gauge singularities at second per"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.24816","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/2606.24816/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":"2026-06-24T01:15:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"32z7IlasckQl80xJubiplx7rqcWZ7dRBMFngKus5sV9nqUVCfzgJP88KNUTMWQ/nUn2gOet1ZUVwFT9tl2SoBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T14:44:52.388868Z"},"content_sha256":"0550ebbb87971ddf3764932905b4af2d093b8b51e74f5dba7b0ff131dd171435","schema_version":"1.0","event_id":"sha256:0550ebbb87971ddf3764932905b4af2d093b8b51e74f5dba7b0ff131dd171435"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NG5CILW3FGMPVFG3Y5OSDE6BPQ/bundle.json","state_url":"https://pith.science/pith/NG5CILW3FGMPVFG3Y5OSDE6BPQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NG5CILW3FGMPVFG3Y5OSDE6BPQ/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":"2026-06-27T14:44:52Z","links":{"resolver":"https://pith.science/pith/NG5CILW3FGMPVFG3Y5OSDE6BPQ","bundle":"https://pith.science/pith/NG5CILW3FGMPVFG3Y5OSDE6BPQ/bundle.json","state":"https://pith.science/pith/NG5CILW3FGMPVFG3Y5OSDE6BPQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NG5CILW3FGMPVFG3Y5OSDE6BPQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:NG5CILW3FGMPVFG3Y5OSDE6BPQ","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":"aa9d3a72255e5473c6e84d900de2ae660adf1461e879f5123a088771d6de7cc2","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-06-23T17:02:02Z","title_canon_sha256":"d4f7240f10d75e7fca9b27eb9b0364c29b185cde0648881bd59aafd57a435035"},"schema_version":"1.0","source":{"id":"2606.24816","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.24816","created_at":"2026-06-24T01:15:43Z"},{"alias_kind":"arxiv_version","alias_value":"2606.24816v1","created_at":"2026-06-24T01:15:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.24816","created_at":"2026-06-24T01:15:43Z"},{"alias_kind":"pith_short_12","alias_value":"NG5CILW3FGMP","created_at":"2026-06-24T01:15:43Z"},{"alias_kind":"pith_short_16","alias_value":"NG5CILW3FGMPVFG3","created_at":"2026-06-24T01:15:43Z"},{"alias_kind":"pith_short_8","alias_value":"NG5CILW3","created_at":"2026-06-24T01:15:43Z"}],"graph_snapshots":[{"event_id":"sha256:0550ebbb87971ddf3764932905b4af2d093b8b51e74f5dba7b0ff131dd171435","target":"graph","created_at":"2026-06-24T01:15:43Z","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/2606.24816/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"As LISA and other next-generation detectors demand increasingly accurate waveform models, there is a growing need for these models to precisely control gauge freedoms that had previously been inconsequential. One such intrinsic freedom is the choice of the asymptotic Bondi--Metzner--Sachs (BMS) frame. The need to control the BMS frame is particularly pronounced in black hole perturbation theory, where there has been little work to this end -- most glaringly in gravitational self-force calculations, which are in an unknown frame and encounter infrared, far-zone gauge singularities at second per","authors_text":"Adam Pound, Andrew Spiers, Jordan Moxon","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-06-23T17:02:02Z","title":"The Bondi--Sachs gauge, BMS frames, and memory in black hole perturbation theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.24816","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":"sha256:32f9f353e846fca3ff44ed27b67c383d6ed4eb546b7857c018460c2f88dc93f6","target":"record","created_at":"2026-06-24T01:15:43Z","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":"aa9d3a72255e5473c6e84d900de2ae660adf1461e879f5123a088771d6de7cc2","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"gr-qc","submitted_at":"2026-06-23T17:02:02Z","title_canon_sha256":"d4f7240f10d75e7fca9b27eb9b0364c29b185cde0648881bd59aafd57a435035"},"schema_version":"1.0","source":{"id":"2606.24816","kind":"arxiv","version":1}},"canonical_sha256":"69ba242edb2998fa94dbc75d2193c17c0febd642a9b4fd06919a22995bfc1d90","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"69ba242edb2998fa94dbc75d2193c17c0febd642a9b4fd06919a22995bfc1d90","first_computed_at":"2026-06-24T01:15:43.137467Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-24T01:15:43.137467Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Tgf0RFFNnqlWfLs5mQv5YA0QU3qyA5s7WV+4CWAyBch2j+/taggkHZobLs7NC3eIjG4XGlW6Hz5YTK+IKLWRDA==","signature_status":"signed_v1","signed_at":"2026-06-24T01:15:43.137859Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.24816","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:32f9f353e846fca3ff44ed27b67c383d6ed4eb546b7857c018460c2f88dc93f6","sha256:0550ebbb87971ddf3764932905b4af2d093b8b51e74f5dba7b0ff131dd171435"],"state_sha256":"253ba89c239df5f2219b2713156cc3436f219175e4a724c9015c9867a4502cf3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NFM1URIQkr1RVlIBAlx0hAsjjhRFpYWfI1cEd9CQalRcCj6WjCkS0sjSyh54JRIMsO1X/T3EjM4iqwyx0DVTAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T14:44:52.390777Z","bundle_sha256":"bac93302a1566e85a68fc7d51c61943f7d574b8cd259be2cccb4b182ee6ab73b"}}