{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:UHUSIOC6VGBDLU2QNEA4NURZV7","short_pith_number":"pith:UHUSIOC6","canonical_record":{"source":{"id":"gr-qc/0410122","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2004-10-25T21:37:15Z","cross_cats_sorted":[],"title_canon_sha256":"93a321f71d8179d7d69a8f3eff166fb8d6499d21cd8f769638909577e935582b","abstract_canon_sha256":"92e4b6d911d5f0e57bbfcdac77a93a24439eaedfa929f15d3a229251dafa1b1d"},"schema_version":"1.0"},"canonical_sha256":"a1e924385ea98235d3506901c6d239afd3d7662b06516fe684af89931776afe1","source":{"kind":"arxiv","id":"gr-qc/0410122","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/0410122","created_at":"2026-07-04T16:47:49Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/0410122v1","created_at":"2026-07-04T16:47:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/0410122","created_at":"2026-07-04T16:47:49Z"},{"alias_kind":"pith_short_12","alias_value":"UHUSIOC6VGBD","created_at":"2026-07-04T16:47:49Z"},{"alias_kind":"pith_short_16","alias_value":"UHUSIOC6VGBDLU2Q","created_at":"2026-07-04T16:47:49Z"},{"alias_kind":"pith_short_8","alias_value":"UHUSIOC6","created_at":"2026-07-04T16:47:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:UHUSIOC6VGBDLU2QNEA4NURZV7","target":"record","payload":{"canonical_record":{"source":{"id":"gr-qc/0410122","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"gr-qc","submitted_at":"2004-10-25T21:37:15Z","cross_cats_sorted":[],"title_canon_sha256":"93a321f71d8179d7d69a8f3eff166fb8d6499d21cd8f769638909577e935582b","abstract_canon_sha256":"92e4b6d911d5f0e57bbfcdac77a93a24439eaedfa929f15d3a229251dafa1b1d"},"schema_version":"1.0"},"canonical_sha256":"a1e924385ea98235d3506901c6d239afd3d7662b06516fe684af89931776afe1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:47:49.443233Z","signature_b64":"RmO1J1asRlOR1S2p0xJQuCoNq9N1IVX44KTJdKWD5NFtZpEQ2eMdZttgzcRTp+P+XT8gvnP0J0xcFE6CPtxlBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a1e924385ea98235d3506901c6d239afd3d7662b06516fe684af89931776afe1","last_reissued_at":"2026-07-04T16:47:49.442889Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:47:49.442889Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"gr-qc/0410122","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":"2026-07-04T16:47:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+GsF6oT/rTLN1sIK6h8UkUQ8dJ3zxWbsZ3cfqCdmrug4vb8mGuDr3bS9XMrurg2slGMwvfpL8KXDQNZxkaPWDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T21:55:11.439823Z"},"content_sha256":"b39f7e3679d0ed020381b00b0d4f86cde1fec4d07562b7a157a2f2aa4062a93a","schema_version":"1.0","event_id":"sha256:b39f7e3679d0ed020381b00b0d4f86cde1fec4d07562b7a157a2f2aa4062a93a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:UHUSIOC6VGBDLU2QNEA4NURZV7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"TDIR: Time-Delay Interferometric Ranging for Space-Borne Gravitational-Wave Detectors","license":"","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"J.W. Armstrong, Massimo Tinto, Michele Vallisneri","submitted_at":"2004-10-25T21:37:15Z","abstract_excerpt":"Space-borne interferometric gravitational-wave detectors, sensitive in the low-frequency (mHz) band, will fly in the next decade. In these detectors, the spacecraft-to-spacecraft light-travel times will necessarily be unequal and time-varying, and (because of aberration) will have different values on up- and down-links. In such unequal-armlength interferometers, laser phase noise will be canceled by taking linear combinations of the laser-phase observables measured between pairs of spacecraft, appropriately time-shifted by the light propagation times along the corresponding arms. This procedur"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/0410122","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/gr-qc/0410122/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":"2026-07-04T16:47:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sd6rMYQWcZb1029vM8Bikn60b+DVksG4BKMt2zQUv12FoqUq/rWKr9cvR65iMpWGDLT+jFfmbcHoBiOGNWt3Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T21:55:11.440696Z"},"content_sha256":"170365e3486b945ed37ff44b92532d5341fa2a297941c90d82390818a513ec67","schema_version":"1.0","event_id":"sha256:170365e3486b945ed37ff44b92532d5341fa2a297941c90d82390818a513ec67"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UHUSIOC6VGBDLU2QNEA4NURZV7/bundle.json","state_url":"https://pith.science/pith/UHUSIOC6VGBDLU2QNEA4NURZV7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UHUSIOC6VGBDLU2QNEA4NURZV7/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":"2026-08-19T21:55:11Z","links":{"resolver":"https://pith.science/pith/UHUSIOC6VGBDLU2QNEA4NURZV7","bundle":"https://pith.science/pith/UHUSIOC6VGBDLU2QNEA4NURZV7/bundle.json","state":"https://pith.science/pith/UHUSIOC6VGBDLU2QNEA4NURZV7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UHUSIOC6VGBDLU2QNEA4NURZV7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:UHUSIOC6VGBDLU2QNEA4NURZV7","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":"92e4b6d911d5f0e57bbfcdac77a93a24439eaedfa929f15d3a229251dafa1b1d","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"2004-10-25T21:37:15Z","title_canon_sha256":"93a321f71d8179d7d69a8f3eff166fb8d6499d21cd8f769638909577e935582b"},"schema_version":"1.0","source":{"id":"gr-qc/0410122","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"gr-qc/0410122","created_at":"2026-07-04T16:47:49Z"},{"alias_kind":"arxiv_version","alias_value":"gr-qc/0410122v1","created_at":"2026-07-04T16:47:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.gr-qc/0410122","created_at":"2026-07-04T16:47:49Z"},{"alias_kind":"pith_short_12","alias_value":"UHUSIOC6VGBD","created_at":"2026-07-04T16:47:49Z"},{"alias_kind":"pith_short_16","alias_value":"UHUSIOC6VGBDLU2Q","created_at":"2026-07-04T16:47:49Z"},{"alias_kind":"pith_short_8","alias_value":"UHUSIOC6","created_at":"2026-07-04T16:47:49Z"}],"graph_snapshots":[{"event_id":"sha256:170365e3486b945ed37ff44b92532d5341fa2a297941c90d82390818a513ec67","target":"graph","created_at":"2026-07-04T16:47:49Z","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/gr-qc/0410122/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Space-borne interferometric gravitational-wave detectors, sensitive in the low-frequency (mHz) band, will fly in the next decade. In these detectors, the spacecraft-to-spacecraft light-travel times will necessarily be unequal and time-varying, and (because of aberration) will have different values on up- and down-links. In such unequal-armlength interferometers, laser phase noise will be canceled by taking linear combinations of the laser-phase observables measured between pairs of spacecraft, appropriately time-shifted by the light propagation times along the corresponding arms. This procedur","authors_text":"J.W. Armstrong, Massimo Tinto, Michele Vallisneri","cross_cats":[],"headline":"","license":"","primary_cat":"gr-qc","submitted_at":"2004-10-25T21:37:15Z","title":"TDIR: Time-Delay Interferometric Ranging for Space-Borne Gravitational-Wave Detectors"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"gr-qc/0410122","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:b39f7e3679d0ed020381b00b0d4f86cde1fec4d07562b7a157a2f2aa4062a93a","target":"record","created_at":"2026-07-04T16:47:49Z","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":"92e4b6d911d5f0e57bbfcdac77a93a24439eaedfa929f15d3a229251dafa1b1d","cross_cats_sorted":[],"license":"","primary_cat":"gr-qc","submitted_at":"2004-10-25T21:37:15Z","title_canon_sha256":"93a321f71d8179d7d69a8f3eff166fb8d6499d21cd8f769638909577e935582b"},"schema_version":"1.0","source":{"id":"gr-qc/0410122","kind":"arxiv","version":1}},"canonical_sha256":"a1e924385ea98235d3506901c6d239afd3d7662b06516fe684af89931776afe1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a1e924385ea98235d3506901c6d239afd3d7662b06516fe684af89931776afe1","first_computed_at":"2026-07-04T16:47:49.442889Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:47:49.442889Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RmO1J1asRlOR1S2p0xJQuCoNq9N1IVX44KTJdKWD5NFtZpEQ2eMdZttgzcRTp+P+XT8gvnP0J0xcFE6CPtxlBg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:47:49.443233Z","signed_message":"canonical_sha256_bytes"},"source_id":"gr-qc/0410122","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b39f7e3679d0ed020381b00b0d4f86cde1fec4d07562b7a157a2f2aa4062a93a","sha256:170365e3486b945ed37ff44b92532d5341fa2a297941c90d82390818a513ec67"],"state_sha256":"e26a1350c29f2cbc9e0a7cd4f69ed6cfd0c4ecb9d750bcd864447d36845a8be9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uZfnglLGyOmy/XZGV7DmH4AUv0bCh4hDZRDrUwsFho5HKXLb4aPqUrW8+rGrfYTXdOooMH/isy37Y34lZpdMAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T21:55:11.455289Z","bundle_sha256":"8de960ce7166886112a4b4591e4b3ef098588bc7445be501d2fcd726d8053119"}}