{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:QX5CIAJJAMNYCJ7WDZM5LWTSMQ","short_pith_number":"pith:QX5CIAJJ","schema_version":"1.0","canonical_sha256":"85fa240129031b8127f61e59d5da7264159669c081e10f6500fb76b1863728dd","source":{"kind":"arxiv","id":"0910.2758","version":1},"attestation_state":"computed","paper":{"title":"Emission coordinates for the navigation in space","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"A. Tartaglia","submitted_at":"2009-10-15T01:49:26Z","abstract_excerpt":"A general approach to the problem of positioning by means of pulsars or other pulsating sources located at infinity is described. The counting of the pulses for a set of different sources whose positions in the sky and periods are assumed to be known, is used to provide null emission, or light, coordinates for the receiver. The measurement of the proper time intervals between successive arrivals of the signals from the various sources is used to give the final localization of the receiver, within an accuracy controlled by the precision of the onboard clock. The deviation from the flat case is "},"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":"0910.2758","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2009-10-15T01:49:26Z","cross_cats_sorted":[],"title_canon_sha256":"0af620b2bd70f6ff02aa2998a111267e390925b5283b6d79245a3b9498e1b150","abstract_canon_sha256":"ffbe05ba4a524252c66c05266990ebb9d47d306161729c876cf3835ed23a4346"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:11:23.531378Z","signature_b64":"nzEfvZq8k7LQgI54GxTvi0mKqRXpxmQ72VuHvkM//Lb0S4qM4iQ8K95UG6AQMDjmyragP5RLU163VmDssXUsDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"85fa240129031b8127f61e59d5da7264159669c081e10f6500fb76b1863728dd","last_reissued_at":"2026-05-18T02:11:23.530807Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:11:23.530807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Emission coordinates for the navigation in space","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"A. Tartaglia","submitted_at":"2009-10-15T01:49:26Z","abstract_excerpt":"A general approach to the problem of positioning by means of pulsars or other pulsating sources located at infinity is described. The counting of the pulses for a set of different sources whose positions in the sky and periods are assumed to be known, is used to provide null emission, or light, coordinates for the receiver. The measurement of the proper time intervals between successive arrivals of the signals from the various sources is used to give the final localization of the receiver, within an accuracy controlled by the precision of the onboard clock. The deviation from the flat case is "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.2758","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":"0910.2758","created_at":"2026-05-18T02:11:23.530884+00:00"},{"alias_kind":"arxiv_version","alias_value":"0910.2758v1","created_at":"2026-05-18T02:11:23.530884+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.2758","created_at":"2026-05-18T02:11:23.530884+00:00"},{"alias_kind":"pith_short_12","alias_value":"QX5CIAJJAMNY","created_at":"2026-05-18T12:26:01.383474+00:00"},{"alias_kind":"pith_short_16","alias_value":"QX5CIAJJAMNYCJ7W","created_at":"2026-05-18T12:26:01.383474+00:00"},{"alias_kind":"pith_short_8","alias_value":"QX5CIAJJ","created_at":"2026-05-18T12:26:01.383474+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/QX5CIAJJAMNYCJ7WDZM5LWTSMQ","json":"https://pith.science/pith/QX5CIAJJAMNYCJ7WDZM5LWTSMQ.json","graph_json":"https://pith.science/api/pith-number/QX5CIAJJAMNYCJ7WDZM5LWTSMQ/graph.json","events_json":"https://pith.science/api/pith-number/QX5CIAJJAMNYCJ7WDZM5LWTSMQ/events.json","paper":"https://pith.science/paper/QX5CIAJJ"},"agent_actions":{"view_html":"https://pith.science/pith/QX5CIAJJAMNYCJ7WDZM5LWTSMQ","download_json":"https://pith.science/pith/QX5CIAJJAMNYCJ7WDZM5LWTSMQ.json","view_paper":"https://pith.science/paper/QX5CIAJJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0910.2758&json=true","fetch_graph":"https://pith.science/api/pith-number/QX5CIAJJAMNYCJ7WDZM5LWTSMQ/graph.json","fetch_events":"https://pith.science/api/pith-number/QX5CIAJJAMNYCJ7WDZM5LWTSMQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QX5CIAJJAMNYCJ7WDZM5LWTSMQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QX5CIAJJAMNYCJ7WDZM5LWTSMQ/action/storage_attestation","attest_author":"https://pith.science/pith/QX5CIAJJAMNYCJ7WDZM5LWTSMQ/action/author_attestation","sign_citation":"https://pith.science/pith/QX5CIAJJAMNYCJ7WDZM5LWTSMQ/action/citation_signature","submit_replication":"https://pith.science/pith/QX5CIAJJAMNYCJ7WDZM5LWTSMQ/action/replication_record"}},"created_at":"2026-05-18T02:11:23.530884+00:00","updated_at":"2026-05-18T02:11:23.530884+00:00"}