{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:PTPD6BMDBJ77VJBBE7EL3C6S73","short_pith_number":"pith:PTPD6BMD","canonical_record":{"source":{"id":"1108.0246","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-08-01T06:38:12Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"b08f844aa7b24e2524b25fd9a9e45c29a3e900a16460eb8bfd62c67aed894cc1","abstract_canon_sha256":"d4c2903098e50daefc537605d8b011f5cf2d6f37650bbcf412c19f55a9872ca1"},"schema_version":"1.0"},"canonical_sha256":"7cde3f05830a7ffaa42127c8bd8bd2fed8d6e0c3d6b44d769f8df62c02019776","source":{"kind":"arxiv","id":"1108.0246","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.0246","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"arxiv_version","alias_value":"1108.0246v1","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.0246","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"pith_short_12","alias_value":"PTPD6BMDBJ77","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"PTPD6BMDBJ77VJBB","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"PTPD6BMD","created_at":"2026-05-18T12:26:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:PTPD6BMDBJ77VJBBE7EL3C6S73","target":"record","payload":{"canonical_record":{"source":{"id":"1108.0246","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-08-01T06:38:12Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"b08f844aa7b24e2524b25fd9a9e45c29a3e900a16460eb8bfd62c67aed894cc1","abstract_canon_sha256":"d4c2903098e50daefc537605d8b011f5cf2d6f37650bbcf412c19f55a9872ca1"},"schema_version":"1.0"},"canonical_sha256":"7cde3f05830a7ffaa42127c8bd8bd2fed8d6e0c3d6b44d769f8df62c02019776","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:04.968296Z","signature_b64":"5d3mDBxrKLDFaK8yuE6vP17VbfNQ0hF489qeOc759MQ0rQyOSnUgYs2FpxqqiLGcHnCdieN6lxZvD2jAUmqFBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7cde3f05830a7ffaa42127c8bd8bd2fed8d6e0c3d6b44d769f8df62c02019776","last_reissued_at":"2026-05-18T02:01:04.967661Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:04.967661Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.0246","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":"2026-05-18T02:01:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n6LEBxzyxQDCSkiKYuNOGiFjRNzjxaY99RVKOCjjtlH+MO1UWc7+KqpzFV6APWADGVsZRh0qFo2Zz1RngaZcCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T08:11:59.650566Z"},"content_sha256":"8a89b47de6099aee9329d00888466e1c0280b381dc6af4ddaf5698295cab8460","schema_version":"1.0","event_id":"sha256:8a89b47de6099aee9329d00888466e1c0280b381dc6af4ddaf5698295cab8460"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:PTPD6BMDBJ77VJBBE7EL3C6S73","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Estimations of changes of the Sun's mass and the gravitation constant from the modern observations of planets and spacecraft","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.SR","authors_text":"E.V. Pitjeva, N.P. Pitjev","submitted_at":"2011-08-01T06:38:12Z","abstract_excerpt":"More than 635 000 positional observations (mostly radiotechnical) of planets and spacecraft (1961-2010), have been used for estimating possible changes of the gravitation constant, the solar mass, and semi-major axes of planets, as well as the value of the astronomical unit, related to them. The analysis of the observations has been performed on the basis of the EPM2010 ephemerides of IAA RAS in post-newtonian approximation. The obtained results indicate on decrease in the heliocentric gravitation constant per year at the level $ \\dot {GM_{Sun}}/GM_{Sun} = (-5.0 \\pm 4.1) 10^{-14} (3\\sigma).$ T"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.0246","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":"2026-05-18T02:01:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4m7Nc3m8LOedRrKMUa2MtfSC/bubB9rO6iDy8yvquQggt0e+kQ1aQEqCIbud5X2d9AXVj9gV61dn+Gra+YfVCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T08:11:59.650921Z"},"content_sha256":"b0966fb53e9e9190b0edfd53498831fde590fbdc0619b15c4ad796484bbf4eb4","schema_version":"1.0","event_id":"sha256:b0966fb53e9e9190b0edfd53498831fde590fbdc0619b15c4ad796484bbf4eb4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PTPD6BMDBJ77VJBBE7EL3C6S73/bundle.json","state_url":"https://pith.science/pith/PTPD6BMDBJ77VJBBE7EL3C6S73/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PTPD6BMDBJ77VJBBE7EL3C6S73/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":"2026-06-03T08:11:59Z","links":{"resolver":"https://pith.science/pith/PTPD6BMDBJ77VJBBE7EL3C6S73","bundle":"https://pith.science/pith/PTPD6BMDBJ77VJBBE7EL3C6S73/bundle.json","state":"https://pith.science/pith/PTPD6BMDBJ77VJBBE7EL3C6S73/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PTPD6BMDBJ77VJBBE7EL3C6S73/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:PTPD6BMDBJ77VJBBE7EL3C6S73","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":"d4c2903098e50daefc537605d8b011f5cf2d6f37650bbcf412c19f55a9872ca1","cross_cats_sorted":["astro-ph.EP"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-08-01T06:38:12Z","title_canon_sha256":"b08f844aa7b24e2524b25fd9a9e45c29a3e900a16460eb8bfd62c67aed894cc1"},"schema_version":"1.0","source":{"id":"1108.0246","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.0246","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"arxiv_version","alias_value":"1108.0246v1","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.0246","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"pith_short_12","alias_value":"PTPD6BMDBJ77","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"PTPD6BMDBJ77VJBB","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"PTPD6BMD","created_at":"2026-05-18T12:26:39Z"}],"graph_snapshots":[{"event_id":"sha256:b0966fb53e9e9190b0edfd53498831fde590fbdc0619b15c4ad796484bbf4eb4","target":"graph","created_at":"2026-05-18T02:01:04Z","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":"More than 635 000 positional observations (mostly radiotechnical) of planets and spacecraft (1961-2010), have been used for estimating possible changes of the gravitation constant, the solar mass, and semi-major axes of planets, as well as the value of the astronomical unit, related to them. The analysis of the observations has been performed on the basis of the EPM2010 ephemerides of IAA RAS in post-newtonian approximation. The obtained results indicate on decrease in the heliocentric gravitation constant per year at the level $ \\dot {GM_{Sun}}/GM_{Sun} = (-5.0 \\pm 4.1) 10^{-14} (3\\sigma).$ T","authors_text":"E.V. Pitjeva, N.P. Pitjev","cross_cats":["astro-ph.EP"],"headline":"","license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-08-01T06:38:12Z","title":"Estimations of changes of the Sun's mass and the gravitation constant from the modern observations of planets and spacecraft"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.0246","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":"sha256:8a89b47de6099aee9329d00888466e1c0280b381dc6af4ddaf5698295cab8460","target":"record","created_at":"2026-05-18T02:01:04Z","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":"d4c2903098e50daefc537605d8b011f5cf2d6f37650bbcf412c19f55a9872ca1","cross_cats_sorted":["astro-ph.EP"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"astro-ph.SR","submitted_at":"2011-08-01T06:38:12Z","title_canon_sha256":"b08f844aa7b24e2524b25fd9a9e45c29a3e900a16460eb8bfd62c67aed894cc1"},"schema_version":"1.0","source":{"id":"1108.0246","kind":"arxiv","version":1}},"canonical_sha256":"7cde3f05830a7ffaa42127c8bd8bd2fed8d6e0c3d6b44d769f8df62c02019776","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7cde3f05830a7ffaa42127c8bd8bd2fed8d6e0c3d6b44d769f8df62c02019776","first_computed_at":"2026-05-18T02:01:04.967661Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:04.967661Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5d3mDBxrKLDFaK8yuE6vP17VbfNQ0hF489qeOc759MQ0rQyOSnUgYs2FpxqqiLGcHnCdieN6lxZvD2jAUmqFBA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:04.968296Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.0246","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8a89b47de6099aee9329d00888466e1c0280b381dc6af4ddaf5698295cab8460","sha256:b0966fb53e9e9190b0edfd53498831fde590fbdc0619b15c4ad796484bbf4eb4"],"state_sha256":"0c1a37db253fb7e39bf37519d54b320abb878af8fbbe72914df5a1aa5a2c9e7f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bpt8sL/4Q3TVkI4wu4AUp3q3oQtm9WUlcYVJcRspatNXnsDfKKK76asO+CUxPSM8heUgwKqtrXkgFcuVpGg5AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T08:11:59.652980Z","bundle_sha256":"3806cb98af48bd8a82853ce24ecdaff29364ee4eb532e3b60267d867314e6aaa"}}