{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1993:25VWEKGDNCSHMQSN6ZOTUVONPY","short_pith_number":"pith:25VWEKGD","schema_version":"1.0","canonical_sha256":"d76b6228c368a476424df65d3a55cd7e17a0a00fb2ec6b7d53a5b7596dc00b0f","source":{"kind":"arxiv","id":"gr-qc/9305021","version":1},"attestation_state":"computed","paper":{"title":"Gravitational waves in general relativity: XIV. Bondi expansions and the ``polyhomogeneity'' of \\Scri","license":"","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"David B. Singleton, Malcolm A.H. MacCallum, Piotr T. Chrusciel","submitted_at":"1993-05-25T15:54:55Z","abstract_excerpt":"The structure of polyhomogeneous space-times (i.e., space-times with metrics which admit an expansion in terms of $r^{-j}\\log^i r$) constructed by a Bondi--Sachs type method is analysed. The occurrence of some log terms in an asymptotic expansion of the metric is related to the non--vanishing of the Weyl tensor at Scri. Various quantities of interest, including the Bondi mass loss formula, the peeling--off of the Riemann tensor and the Newman--Penrose constants of motion are re-examined in this context."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"gr-qc/9305021","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"1993-05-25T15:54:55Z","cross_cats_sorted":[],"title_canon_sha256":"a71d013493729c490c27fe590ad7311063b4f7e1c62137f4c3072bf0112feb98","abstract_canon_sha256":"502a4749ba9394b2699a53b46a42b7b0536be92a32dba97d558dbd44d892af3d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:39:19.871585Z","signature_b64":"WoF/5KLgZb6WnfI8oCIX6ACFp62GUD2Xt9bY6d9ZXMgf6L+OQCvZLmDJq0QiZcv/nA5HwnBeGWxIVlJ9al73Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d76b6228c368a476424df65d3a55cd7e17a0a00fb2ec6b7d53a5b7596dc00b0f","last_reissued_at":"2026-05-18T01:39:19.870948Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:39:19.870948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Gravitational waves in general relativity: XIV. Bondi expansions and the ``polyhomogeneity'' of \\Scri","license":"","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"David B. Singleton, Malcolm A.H. MacCallum, Piotr T. Chrusciel","submitted_at":"1993-05-25T15:54:55Z","abstract_excerpt":"The structure of polyhomogeneous space-times (i.e., space-times with metrics which admit an expansion in terms of $r^{-j}\\log^i r$) constructed by a Bondi--Sachs type method is analysed. The occurrence of some log terms in an asymptotic expansion of the metric is related to the non--vanishing of the Weyl tensor at Scri. Various quantities of interest, including the Bondi mass loss formula, the peeling--off of the Riemann tensor and the Newman--Penrose constants of motion are re-examined in this context."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/9305021","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/9305021","created_at":"2026-05-18T01:39:19.871044+00:00"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/9305021v1","created_at":"2026-05-18T01:39:19.871044+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/9305021","created_at":"2026-05-18T01:39:19.871044+00:00"},{"alias_kind":"pith_short_12","alias_value":"25VWEKGDNCSH","created_at":"2026-05-18T12:25:47.102015+00:00"},{"alias_kind":"pith_short_16","alias_value":"25VWEKGDNCSHMQSN","created_at":"2026-05-18T12:25:47.102015+00:00"},{"alias_kind":"pith_short_8","alias_value":"25VWEKGD","created_at":"2026-05-18T12:25:47.102015+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2603.12670","citing_title":"Shaving off soft hairs and the black hole image memory effect","ref_index":36,"is_internal_anchor":true},{"citing_arxiv_id":"2604.16545","citing_title":"Energy conditions in static, spherically symmetric spacetimes and effective geometries","ref_index":99,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/25VWEKGDNCSHMQSN6ZOTUVONPY","json":"https://pith.science/pith/25VWEKGDNCSHMQSN6ZOTUVONPY.json","graph_json":"https://pith.science/api/pith-number/25VWEKGDNCSHMQSN6ZOTUVONPY/graph.json","events_json":"https://pith.science/api/pith-number/25VWEKGDNCSHMQSN6ZOTUVONPY/events.json","paper":"https://pith.science/paper/25VWEKGD"},"agent_actions":{"view_html":"https://pith.science/pith/25VWEKGDNCSHMQSN6ZOTUVONPY","download_json":"https://pith.science/pith/25VWEKGDNCSHMQSN6ZOTUVONPY.json","view_paper":"https://pith.science/paper/25VWEKGD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=gr-qc/9305021&json=true","fetch_graph":"https://pith.science/api/pith-number/25VWEKGDNCSHMQSN6ZOTUVONPY/graph.json","fetch_events":"https://pith.science/api/pith-number/25VWEKGDNCSHMQSN6ZOTUVONPY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/25VWEKGDNCSHMQSN6ZOTUVONPY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/25VWEKGDNCSHMQSN6ZOTUVONPY/action/storage_attestation","attest_author":"https://pith.science/pith/25VWEKGDNCSHMQSN6ZOTUVONPY/action/author_attestation","sign_citation":"https://pith.science/pith/25VWEKGDNCSHMQSN6ZOTUVONPY/action/citation_signature","submit_replication":"https://pith.science/pith/25VWEKGDNCSHMQSN6ZOTUVONPY/action/replication_record"}},"created_at":"2026-05-18T01:39:19.871044+00:00","updated_at":"2026-05-18T01:39:19.871044+00:00"}