{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1995:6FKRKT4AKQPUUSLNEHW7WVIMJF","short_pith_number":"pith:6FKRKT4A","canonical_record":{"source":{"id":"gr-qc/9502040","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"1995-02-24T18:41:45Z","cross_cats_sorted":[],"title_canon_sha256":"998cb8f45bda2a10e849d2a5a9b4509463179ff156718fd97ec97192c305c64c","abstract_canon_sha256":"7ddc84ce8e03dca7499ef9d75e93c75fa204c958611ca96fd3401d206e5416b5"},"schema_version":"1.0"},"canonical_sha256":"f155154f80541f4a496d21edfb550c494c92dffa26664573c23a7d67b08099b8","source":{"kind":"arxiv","id":"gr-qc/9502040","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/9502040","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/9502040v1","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/9502040","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"pith_short_12","alias_value":"6FKRKT4AKQPU","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"6FKRKT4AKQPUUSLN","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"6FKRKT4A","created_at":"2026-05-18T12:25:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1995:6FKRKT4AKQPUUSLNEHW7WVIMJF","target":"record","payload":{"canonical_record":{"source":{"id":"gr-qc/9502040","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"1995-02-24T18:41:45Z","cross_cats_sorted":[],"title_canon_sha256":"998cb8f45bda2a10e849d2a5a9b4509463179ff156718fd97ec97192c305c64c","abstract_canon_sha256":"7ddc84ce8e03dca7499ef9d75e93c75fa204c958611ca96fd3401d206e5416b5"},"schema_version":"1.0"},"canonical_sha256":"f155154f80541f4a496d21edfb550c494c92dffa26664573c23a7d67b08099b8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:06:44.990052Z","signature_b64":"DTsF5VQacMARWDNjXikByuvumn3bJmrCCCrXJlipb+mfEMjrQbCLFY7iauOFxv5bt52phVBrsBPF/BxzY3QnDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f155154f80541f4a496d21edfb550c494c92dffa26664573c23a7d67b08099b8","last_reissued_at":"2026-05-18T01:06:44.989343Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:06:44.989343Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"gr-qc/9502040","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":"2026-05-18T01:06:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qoIv0qkqhks1uJWLB57NQip09id4B8IbVnmTxxP6G+77+mysNB+Hy/nqkUZBCuP0ZC8IzL4bLqqEv/5xl2SQAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T20:12:35.440704Z"},"content_sha256":"6dc1383acdd4cfa9fd114d28f87463ed302428098b5e82b6187c37887106f7d4","schema_version":"1.0","event_id":"sha256:6dc1383acdd4cfa9fd114d28f87463ed302428098b5e82b6187c37887106f7d4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1995:6FKRKT4AKQPUUSLNEHW7WVIMJF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gravitational waves from inspiralling compact binaries: Parameter estimation using second-post-Newtonian waveforms","license":"","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Clifford M. Will, Eric Poisson","submitted_at":"1995-02-24T18:41:45Z","abstract_excerpt":"The parameters of inspiralling compact binaries can be estimated using matched filtering of gravitational-waveform templates against the output of laser-interferometric gravitational-wave detectors. Using a recently calculated formula, accurate to second post-Newtonian (2PN) order [order $(v/c)^4$, where $v$ is the orbital velocity], for the frequency sweep ($dF/dt$) induced by gravitational radiation damping, we study the statistical errors in the determination of such source parameters as the ``chirp mass'' $\\cal M$, reduced mass $\\mu$, and spin parameters $\\beta$ and $\\sigma$ (related to sp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/9502040","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:06:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w8zIiIDHcBg5GsbvoaAyewnuJUy5KFM5/koXCgpmP/BG8zqU1SvIth6So6el6F6C1Bye/gumSQ/t/ZMwI4qFDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T20:12:35.441042Z"},"content_sha256":"0c6f842d7cfd5a058b20b01179a7a3b85b3738c43de630bfaf3a1731b36bca08","schema_version":"1.0","event_id":"sha256:0c6f842d7cfd5a058b20b01179a7a3b85b3738c43de630bfaf3a1731b36bca08"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6FKRKT4AKQPUUSLNEHW7WVIMJF/bundle.json","state_url":"https://pith.science/pith/6FKRKT4AKQPUUSLNEHW7WVIMJF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6FKRKT4AKQPUUSLNEHW7WVIMJF/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":"2026-06-01T20:12:35Z","links":{"resolver":"https://pith.science/pith/6FKRKT4AKQPUUSLNEHW7WVIMJF","bundle":"https://pith.science/pith/6FKRKT4AKQPUUSLNEHW7WVIMJF/bundle.json","state":"https://pith.science/pith/6FKRKT4AKQPUUSLNEHW7WVIMJF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6FKRKT4AKQPUUSLNEHW7WVIMJF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1995:6FKRKT4AKQPUUSLNEHW7WVIMJF","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":"7ddc84ce8e03dca7499ef9d75e93c75fa204c958611ca96fd3401d206e5416b5","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"1995-02-24T18:41:45Z","title_canon_sha256":"998cb8f45bda2a10e849d2a5a9b4509463179ff156718fd97ec97192c305c64c"},"schema_version":"1.0","source":{"id":"gr-qc/9502040","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/9502040","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/9502040v1","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/9502040","created_at":"2026-05-18T01:06:44Z"},{"alias_kind":"pith_short_12","alias_value":"6FKRKT4AKQPU","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"6FKRKT4AKQPUUSLN","created_at":"2026-05-18T12:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"6FKRKT4A","created_at":"2026-05-18T12:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:0c6f842d7cfd5a058b20b01179a7a3b85b3738c43de630bfaf3a1731b36bca08","target":"graph","created_at":"2026-05-18T01:06:44Z","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"},"paper":{"abstract_excerpt":"The parameters of inspiralling compact binaries can be estimated using matched filtering of gravitational-waveform templates against the output of laser-interferometric gravitational-wave detectors. Using a recently calculated formula, accurate to second post-Newtonian (2PN) order [order $(v/c)^4$, where $v$ is the orbital velocity], for the frequency sweep ($dF/dt$) induced by gravitational radiation damping, we study the statistical errors in the determination of such source parameters as the ``chirp mass'' $\\cal M$, reduced mass $\\mu$, and spin parameters $\\beta$ and $\\sigma$ (related to sp","authors_text":"Clifford M. Will, Eric Poisson","cross_cats":[],"headline":"","license":"","primary_cat":"gr-qc","submitted_at":"1995-02-24T18:41:45Z","title":"Gravitational waves from inspiralling compact binaries: Parameter estimation using second-post-Newtonian waveforms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/9502040","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":"sha256:6dc1383acdd4cfa9fd114d28f87463ed302428098b5e82b6187c37887106f7d4","target":"record","created_at":"2026-05-18T01:06:44Z","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":"7ddc84ce8e03dca7499ef9d75e93c75fa204c958611ca96fd3401d206e5416b5","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"1995-02-24T18:41:45Z","title_canon_sha256":"998cb8f45bda2a10e849d2a5a9b4509463179ff156718fd97ec97192c305c64c"},"schema_version":"1.0","source":{"id":"gr-qc/9502040","kind":"arxiv","version":1}},"canonical_sha256":"f155154f80541f4a496d21edfb550c494c92dffa26664573c23a7d67b08099b8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f155154f80541f4a496d21edfb550c494c92dffa26664573c23a7d67b08099b8","first_computed_at":"2026-05-18T01:06:44.989343Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:06:44.989343Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DTsF5VQacMARWDNjXikByuvumn3bJmrCCCrXJlipb+mfEMjrQbCLFY7iauOFxv5bt52phVBrsBPF/BxzY3QnDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:06:44.990052Z","signed_message":"canonical_sha256_bytes"},"source_id":"gr-qc/9502040","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6dc1383acdd4cfa9fd114d28f87463ed302428098b5e82b6187c37887106f7d4","sha256:0c6f842d7cfd5a058b20b01179a7a3b85b3738c43de630bfaf3a1731b36bca08"],"state_sha256":"61102b1011c892e154f8f05093b33a4d85e2f72dd49da5704f32a6e1e403a6cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y+mgBnN2xR7fktCWZGLCdoY7/h8s5QEq8KErCI6wX7dzJlkpNnYqkn4RT6MOPxucIU3hKOoKJwIA8Wzeh6QZDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T20:12:35.443064Z","bundle_sha256":"a14855a841c89b62cf47896e5058e6b89036326ac3c3e5b9d8c9ef481d3c62cf"}}