{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:RSBHIZ5E34EFBLILFUAGF623S3","short_pith_number":"pith:RSBHIZ5E","canonical_record":{"source":{"id":"2509.08871","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-09-10T13:59:35Z","cross_cats_sorted":[],"title_canon_sha256":"551b8bb8b027b11cd2d3a01badb23925e1b61295625bfdd20ca08d0ad45b0097","abstract_canon_sha256":"d3c9c0a023f09cf150fdf6a14bda386d8033057b83bacc7504dd28e502f10179"},"schema_version":"1.0"},"canonical_sha256":"8c827467a4df0850ad0b2d0062fb5b96e3c5b5726f613ecc5028c1b7afa19764","source":{"kind":"arxiv","id":"2509.08871","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.08871","created_at":"2026-07-05T12:08:38Z"},{"alias_kind":"arxiv_version","alias_value":"2509.08871v1","created_at":"2026-07-05T12:08:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.08871","created_at":"2026-07-05T12:08:38Z"},{"alias_kind":"pith_short_12","alias_value":"RSBHIZ5E34EF","created_at":"2026-07-05T12:08:38Z"},{"alias_kind":"pith_short_16","alias_value":"RSBHIZ5E34EFBLIL","created_at":"2026-07-05T12:08:38Z"},{"alias_kind":"pith_short_8","alias_value":"RSBHIZ5E","created_at":"2026-07-05T12:08:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:RSBHIZ5E34EFBLILFUAGF623S3","target":"record","payload":{"canonical_record":{"source":{"id":"2509.08871","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-09-10T13:59:35Z","cross_cats_sorted":[],"title_canon_sha256":"551b8bb8b027b11cd2d3a01badb23925e1b61295625bfdd20ca08d0ad45b0097","abstract_canon_sha256":"d3c9c0a023f09cf150fdf6a14bda386d8033057b83bacc7504dd28e502f10179"},"schema_version":"1.0"},"canonical_sha256":"8c827467a4df0850ad0b2d0062fb5b96e3c5b5726f613ecc5028c1b7afa19764","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:08:38.389348Z","signature_b64":"XHEy53Ny6u9wtflOJiaP+d2WaiFazeYkWOAH3lpTetKrYfB3rjhnOBf86EHYGs8Zuhu521dDPWgU2OQqzj6ZBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8c827467a4df0850ad0b2d0062fb5b96e3c5b5726f613ecc5028c1b7afa19764","last_reissued_at":"2026-07-05T12:08:38.388852Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:08:38.388852Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.08871","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":"2026-07-05T12:08:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"keS696HL2lU3P+kuYq7RcdPnLWvT52w/ctvG9zpV8MN4ofq6iQsZV/t+KDazGqAQxf4LrJOBk9N1ux4cCe0hDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T16:29:25.755899Z"},"content_sha256":"f18e3f9bbe6f6b32bc980d14be7a98d7187003a3a10d5d3295954c0f1ee713e5","schema_version":"1.0","event_id":"sha256:f18e3f9bbe6f6b32bc980d14be7a98d7187003a3a10d5d3295954c0f1ee713e5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:RSBHIZ5E34EFBLILFUAGF623S3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Relativistic Time Modeling for Lunar Positioning Navigation and Timing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Yan Seyffert","submitted_at":"2025-09-10T13:59:35Z","abstract_excerpt":"Future lunar missions will depend on an internationally agreed upon timescale that remains accurate under the Moon's unique gravitational environment and its orbital dynamics. This thesis investigates the proposed Lunar Coordinate Time (TCL), derived analogously to Geocentric Coordinate Time (TCG) and thus aligned with current IAU proposals. We first formalise the TCL transformation and quantify its characteristics from solar system simulations. Next, we compute stationary surface-clock drifts caused by gravitational redshift and the Moon's changing orientation parameters, evaluating how accur"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.08871","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/2509.08871/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":"2026-07-05T12:08:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8Bu9LVrcQF7esLIK5e6ESq3dg81fPpGKl6bTEHY0hsfVzLZ7PeoiX97EX58Et0mLRBhWTny9a26qztST2cebAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T16:29:25.757039Z"},"content_sha256":"ab7ae66afde4bd7a39a649afa71ce7975944413e966390cf51c3175ac5ad0393","schema_version":"1.0","event_id":"sha256:ab7ae66afde4bd7a39a649afa71ce7975944413e966390cf51c3175ac5ad0393"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RSBHIZ5E34EFBLILFUAGF623S3/bundle.json","state_url":"https://pith.science/pith/RSBHIZ5E34EFBLILFUAGF623S3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RSBHIZ5E34EFBLILFUAGF623S3/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":"2026-08-05T16:29:25Z","links":{"resolver":"https://pith.science/pith/RSBHIZ5E34EFBLILFUAGF623S3","bundle":"https://pith.science/pith/RSBHIZ5E34EFBLILFUAGF623S3/bundle.json","state":"https://pith.science/pith/RSBHIZ5E34EFBLILFUAGF623S3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RSBHIZ5E34EFBLILFUAGF623S3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:RSBHIZ5E34EFBLILFUAGF623S3","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":"d3c9c0a023f09cf150fdf6a14bda386d8033057b83bacc7504dd28e502f10179","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-09-10T13:59:35Z","title_canon_sha256":"551b8bb8b027b11cd2d3a01badb23925e1b61295625bfdd20ca08d0ad45b0097"},"schema_version":"1.0","source":{"id":"2509.08871","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.08871","created_at":"2026-07-05T12:08:38Z"},{"alias_kind":"arxiv_version","alias_value":"2509.08871v1","created_at":"2026-07-05T12:08:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.08871","created_at":"2026-07-05T12:08:38Z"},{"alias_kind":"pith_short_12","alias_value":"RSBHIZ5E34EF","created_at":"2026-07-05T12:08:38Z"},{"alias_kind":"pith_short_16","alias_value":"RSBHIZ5E34EFBLIL","created_at":"2026-07-05T12:08:38Z"},{"alias_kind":"pith_short_8","alias_value":"RSBHIZ5E","created_at":"2026-07-05T12:08:38Z"}],"graph_snapshots":[{"event_id":"sha256:ab7ae66afde4bd7a39a649afa71ce7975944413e966390cf51c3175ac5ad0393","target":"graph","created_at":"2026-07-05T12:08:38Z","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/2509.08871/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Future lunar missions will depend on an internationally agreed upon timescale that remains accurate under the Moon's unique gravitational environment and its orbital dynamics. This thesis investigates the proposed Lunar Coordinate Time (TCL), derived analogously to Geocentric Coordinate Time (TCG) and thus aligned with current IAU proposals. We first formalise the TCL transformation and quantify its characteristics from solar system simulations. Next, we compute stationary surface-clock drifts caused by gravitational redshift and the Moon's changing orientation parameters, evaluating how accur","authors_text":"Yan Seyffert","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-09-10T13:59:35Z","title":"Relativistic Time Modeling for Lunar Positioning Navigation and Timing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.08871","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:f18e3f9bbe6f6b32bc980d14be7a98d7187003a3a10d5d3295954c0f1ee713e5","target":"record","created_at":"2026-07-05T12:08:38Z","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":"d3c9c0a023f09cf150fdf6a14bda386d8033057b83bacc7504dd28e502f10179","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-09-10T13:59:35Z","title_canon_sha256":"551b8bb8b027b11cd2d3a01badb23925e1b61295625bfdd20ca08d0ad45b0097"},"schema_version":"1.0","source":{"id":"2509.08871","kind":"arxiv","version":1}},"canonical_sha256":"8c827467a4df0850ad0b2d0062fb5b96e3c5b5726f613ecc5028c1b7afa19764","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8c827467a4df0850ad0b2d0062fb5b96e3c5b5726f613ecc5028c1b7afa19764","first_computed_at":"2026-07-05T12:08:38.388852Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:08:38.388852Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XHEy53Ny6u9wtflOJiaP+d2WaiFazeYkWOAH3lpTetKrYfB3rjhnOBf86EHYGs8Zuhu521dDPWgU2OQqzj6ZBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T12:08:38.389348Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.08871","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f18e3f9bbe6f6b32bc980d14be7a98d7187003a3a10d5d3295954c0f1ee713e5","sha256:ab7ae66afde4bd7a39a649afa71ce7975944413e966390cf51c3175ac5ad0393"],"state_sha256":"5d2e1f80fb3d774abc029723cb2992866e720562e86adb901fc8e7eab09a10ab"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pHT9Jx+xCQJA5yZVTWhSygKmY/E2Lnqk8CoqfV83KEYn6ZuFJWDF48GpA3M7Pflbs1hgd4m9FbKwHWd5URsIAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T16:29:25.763708Z","bundle_sha256":"4e7a010d81db44d337617d37eabb9731ba93e248217045b577b6abff0a68c073"}}