{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2001:6IK6TFA7HQCLDB35BUJNT57QZV","short_pith_number":"pith:6IK6TFA7","canonical_record":{"source":{"id":"astro-ph/0107212","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-07-12T01:47:02Z","cross_cats_sorted":[],"title_canon_sha256":"bfff68beed1bf38603ef83972432cb8d8105c36c7696a6d3f437b01e5a64ed8a","abstract_canon_sha256":"e4a7d620bf08168f0d5a1c76cd18c090750087bad8adc6b418bd35319e34e25f"},"schema_version":"1.0"},"canonical_sha256":"f215e9941f3c04b1877d0d12d9f7f0cd447f2bdcc45241403236147f7e482040","source":{"kind":"arxiv","id":"astro-ph/0107212","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0107212","created_at":"2026-07-04T14:11:22Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0107212v1","created_at":"2026-07-04T14:11:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0107212","created_at":"2026-07-04T14:11:22Z"},{"alias_kind":"pith_short_12","alias_value":"6IK6TFA7HQCL","created_at":"2026-07-04T14:11:22Z"},{"alias_kind":"pith_short_16","alias_value":"6IK6TFA7HQCLDB35","created_at":"2026-07-04T14:11:22Z"},{"alias_kind":"pith_short_8","alias_value":"6IK6TFA7","created_at":"2026-07-04T14:11:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2001:6IK6TFA7HQCLDB35BUJNT57QZV","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0107212","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-07-12T01:47:02Z","cross_cats_sorted":[],"title_canon_sha256":"bfff68beed1bf38603ef83972432cb8d8105c36c7696a6d3f437b01e5a64ed8a","abstract_canon_sha256":"e4a7d620bf08168f0d5a1c76cd18c090750087bad8adc6b418bd35319e34e25f"},"schema_version":"1.0"},"canonical_sha256":"f215e9941f3c04b1877d0d12d9f7f0cd447f2bdcc45241403236147f7e482040","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:11:22.484476Z","signature_b64":"PTu70yC4NT7iTJ31Yw/V4gtm4iYH/mRLTrwn3Lin/h3GNL2NsyBQQiMe/AqoxJ2eKvqP/Q761RjiQLRO1RAeCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f215e9941f3c04b1877d0d12d9f7f0cd447f2bdcc45241403236147f7e482040","last_reissued_at":"2026-07-04T14:11:22.484108Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:11:22.484108Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0107212","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":"2026-07-04T14:11:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RKt4iwYlSiD1GEeB1XKheShxIA4V/KazmEQGHojrE0donV1+ebCyZjJW5982+fd6PRJIV7ooXohkuVrVf3U6Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T15:40:19.003604Z"},"content_sha256":"a9ed825464e16c1fac80ed9c23bbf375e1be5284918b8f15966f61a7e3443ac5","schema_version":"1.0","event_id":"sha256:a9ed825464e16c1fac80ed9c23bbf375e1be5284918b8f15966f61a7e3443ac5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2001:6IK6TFA7HQCLDB35BUJNT57QZV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Discovery of water vapor around IRC+10216 as evidence for comets orbiting another star","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"David A. Neufeld (JHU), David J. Hollenbach (NASA-Ames) & Matthew L.N. Ashby (CfA), Gary J. Melnick (CfA), K.E. Saavik Ford (JHU)","submitted_at":"2001-07-12T01:47:02Z","abstract_excerpt":"Since 1995, astronomers have discovered planets with masses comparable to that of Jupiter (318 times Earth's mass) in orbit around approximately 60 stars. Although unseen directly, the presence of these planets is inferred by the small reflex motions that they gravitationally induce on the star they orbit; these result in small periodic wavelength shifts in the stellar spectrum. Since this method favors the detection of massive objects orbiting in close proximity to the star, the question of whether these systems also contain analogs of the smaller constituents of our Solar System has remained"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0107212","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/astro-ph/0107212/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":"2026-07-04T14:11:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zRSoXkwGAUTeImG1rUgTMx5NzF0ouHDPjnw59ZvbLPwNXgkiRDxU/V2WSRZyzzTqEyjrZEbHtS9G0vMOFipTBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T15:40:19.004540Z"},"content_sha256":"2c1266e5938e26602228ce275457e4b7954ec36c7e1ce32f7e63b861843a5d5e","schema_version":"1.0","event_id":"sha256:2c1266e5938e26602228ce275457e4b7954ec36c7e1ce32f7e63b861843a5d5e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6IK6TFA7HQCLDB35BUJNT57QZV/bundle.json","state_url":"https://pith.science/pith/6IK6TFA7HQCLDB35BUJNT57QZV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6IK6TFA7HQCLDB35BUJNT57QZV/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":"2026-08-03T15:40:19Z","links":{"resolver":"https://pith.science/pith/6IK6TFA7HQCLDB35BUJNT57QZV","bundle":"https://pith.science/pith/6IK6TFA7HQCLDB35BUJNT57QZV/bundle.json","state":"https://pith.science/pith/6IK6TFA7HQCLDB35BUJNT57QZV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6IK6TFA7HQCLDB35BUJNT57QZV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:6IK6TFA7HQCLDB35BUJNT57QZV","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":"e4a7d620bf08168f0d5a1c76cd18c090750087bad8adc6b418bd35319e34e25f","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-07-12T01:47:02Z","title_canon_sha256":"bfff68beed1bf38603ef83972432cb8d8105c36c7696a6d3f437b01e5a64ed8a"},"schema_version":"1.0","source":{"id":"astro-ph/0107212","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0107212","created_at":"2026-07-04T14:11:22Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0107212v1","created_at":"2026-07-04T14:11:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0107212","created_at":"2026-07-04T14:11:22Z"},{"alias_kind":"pith_short_12","alias_value":"6IK6TFA7HQCL","created_at":"2026-07-04T14:11:22Z"},{"alias_kind":"pith_short_16","alias_value":"6IK6TFA7HQCLDB35","created_at":"2026-07-04T14:11:22Z"},{"alias_kind":"pith_short_8","alias_value":"6IK6TFA7","created_at":"2026-07-04T14:11:22Z"}],"graph_snapshots":[{"event_id":"sha256:2c1266e5938e26602228ce275457e4b7954ec36c7e1ce32f7e63b861843a5d5e","target":"graph","created_at":"2026-07-04T14:11:22Z","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/astro-ph/0107212/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Since 1995, astronomers have discovered planets with masses comparable to that of Jupiter (318 times Earth's mass) in orbit around approximately 60 stars. Although unseen directly, the presence of these planets is inferred by the small reflex motions that they gravitationally induce on the star they orbit; these result in small periodic wavelength shifts in the stellar spectrum. Since this method favors the detection of massive objects orbiting in close proximity to the star, the question of whether these systems also contain analogs of the smaller constituents of our Solar System has remained","authors_text":"David A. Neufeld (JHU), David J. Hollenbach (NASA-Ames) & Matthew L.N. Ashby (CfA), Gary J. Melnick (CfA), K.E. Saavik Ford (JHU)","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2001-07-12T01:47:02Z","title":"Discovery of water vapor around IRC+10216 as evidence for comets orbiting another star"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0107212","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:a9ed825464e16c1fac80ed9c23bbf375e1be5284918b8f15966f61a7e3443ac5","target":"record","created_at":"2026-07-04T14:11:22Z","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":"e4a7d620bf08168f0d5a1c76cd18c090750087bad8adc6b418bd35319e34e25f","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-07-12T01:47:02Z","title_canon_sha256":"bfff68beed1bf38603ef83972432cb8d8105c36c7696a6d3f437b01e5a64ed8a"},"schema_version":"1.0","source":{"id":"astro-ph/0107212","kind":"arxiv","version":1}},"canonical_sha256":"f215e9941f3c04b1877d0d12d9f7f0cd447f2bdcc45241403236147f7e482040","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f215e9941f3c04b1877d0d12d9f7f0cd447f2bdcc45241403236147f7e482040","first_computed_at":"2026-07-04T14:11:22.484108Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:11:22.484108Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PTu70yC4NT7iTJ31Yw/V4gtm4iYH/mRLTrwn3Lin/h3GNL2NsyBQQiMe/AqoxJ2eKvqP/Q761RjiQLRO1RAeCQ==","signature_status":"signed_v1","signed_at":"2026-07-04T14:11:22.484476Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0107212","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a9ed825464e16c1fac80ed9c23bbf375e1be5284918b8f15966f61a7e3443ac5","sha256:2c1266e5938e26602228ce275457e4b7954ec36c7e1ce32f7e63b861843a5d5e"],"state_sha256":"37470b5fa8682af7bf7811d1555099fbfe24401b0d79473fb479c7a15d616698"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l/2lXxDU3AC0RP3CUSiAazAhvtFue549Eyq23ZrooUBGr2RF16Z0snZf2sZMDeLyBc4LD5Bqv47wO6sWf5qnCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T15:40:19.012038Z","bundle_sha256":"c67c000d44b6f3fd29ec3c13a7038a4100d0fca5371d19710c2b20b47bee9e94"}}