{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:UMA5MVATYBPNWPCMH67R6NKPG5","short_pith_number":"pith:UMA5MVAT","canonical_record":{"source":{"id":"1010.5257","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-10-25T20:40:36Z","cross_cats_sorted":[],"title_canon_sha256":"7e3d4450148bfe7900a83964eaa7cc992a933f459e8fdab4f05eb2197f0a6bcf","abstract_canon_sha256":"966d20b0ec78c574b24ba35c63ab18689baeadfcff333550bdedc7cc12c1563a"},"schema_version":"1.0"},"canonical_sha256":"a301d65413c05edb3c4c3fbf1f354f37641d823a0ba0696a81d3b08b1c2b0711","source":{"kind":"arxiv","id":"1010.5257","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.5257","created_at":"2026-05-18T02:04:58Z"},{"alias_kind":"arxiv_version","alias_value":"1010.5257v1","created_at":"2026-05-18T02:04:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.5257","created_at":"2026-05-18T02:04:58Z"},{"alias_kind":"pith_short_12","alias_value":"UMA5MVATYBPN","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"UMA5MVATYBPNWPCM","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"UMA5MVAT","created_at":"2026-05-18T12:26:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:UMA5MVATYBPNWPCMH67R6NKPG5","target":"record","payload":{"canonical_record":{"source":{"id":"1010.5257","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-10-25T20:40:36Z","cross_cats_sorted":[],"title_canon_sha256":"7e3d4450148bfe7900a83964eaa7cc992a933f459e8fdab4f05eb2197f0a6bcf","abstract_canon_sha256":"966d20b0ec78c574b24ba35c63ab18689baeadfcff333550bdedc7cc12c1563a"},"schema_version":"1.0"},"canonical_sha256":"a301d65413c05edb3c4c3fbf1f354f37641d823a0ba0696a81d3b08b1c2b0711","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:58.644146Z","signature_b64":"pHwxjsBLFpg90dyybHH11TVDSHI0AKOHkOCp4v50RdsM/P+bHNEZgTMUff7KZEdaxxdwN07hxdXq4vCsw4bjBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a301d65413c05edb3c4c3fbf1f354f37641d823a0ba0696a81d3b08b1c2b0711","last_reissued_at":"2026-05-18T02:04:58.643625Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:58.643625Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1010.5257","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":"2026-05-18T02:04:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rNr6Z0/zBjV/EnZfZ1pUU5gcwKRas1i51WL/OLFLsrxKDdXQa2ykooO2EmQsqSG8eoaRZGqrlUyvOkCNX/cACA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T06:31:38.060759Z"},"content_sha256":"3dbb43611236d9e7cdcfcf83da028d590dcebc83e94b2e9605e78c3c3327bf79","schema_version":"1.0","event_id":"sha256:3dbb43611236d9e7cdcfcf83da028d590dcebc83e94b2e9605e78c3c3327bf79"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:UMA5MVATYBPNWPCMH67R6NKPG5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Kinematics in Kapteyn's Selected Area 76: Orbital Motions Within the Highly Substructured Anticenter Stream","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Carl J. Grillmair, Dana I. Casetti-Dinescu, Jeffrey L. Carlin, Steven R. Majewski, Terrence M.Girard","submitted_at":"2010-10-25T20:40:36Z","abstract_excerpt":"We have measured the mean three-dimensional kinematics of stars in Kapteyn's Selected Area (SA) 76 (l=209.3, b=26.4 degrees) that were selected to be Anticenter Stream (ACS) members on the basis of their radial velocities, proper motions, and location in the color-magnitude diagram. From a total of 31 stars ascertained to be ACS members primarily from its main sequence turnoff, a mean ACS radial velocity (derived from spectra obtained with the Hydra multi-object spectrograph on the WIYN 3.5m telescope) of V_helio = 97.0 +/- 2.8 km/s was determined, with an intrinsic velocity dispersion sigma_0"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.5257","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":"2026-05-18T02:04:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YbZqwC3fdyWIcdO+3Jg72oTpBIzmVihEA2zY1qj8CclWfkrbcg7ZWom4hX1HvG5abEqoxaH/F8LPe56RTwOrCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T06:31:38.061104Z"},"content_sha256":"69a1006ac3992dd39662f9cbb8a6faff973d5a968266df52f2a8689d59c23b69","schema_version":"1.0","event_id":"sha256:69a1006ac3992dd39662f9cbb8a6faff973d5a968266df52f2a8689d59c23b69"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UMA5MVATYBPNWPCMH67R6NKPG5/bundle.json","state_url":"https://pith.science/pith/UMA5MVATYBPNWPCMH67R6NKPG5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UMA5MVATYBPNWPCMH67R6NKPG5/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":"2026-05-28T06:31:38Z","links":{"resolver":"https://pith.science/pith/UMA5MVATYBPNWPCMH67R6NKPG5","bundle":"https://pith.science/pith/UMA5MVATYBPNWPCMH67R6NKPG5/bundle.json","state":"https://pith.science/pith/UMA5MVATYBPNWPCMH67R6NKPG5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UMA5MVATYBPNWPCMH67R6NKPG5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:UMA5MVATYBPNWPCMH67R6NKPG5","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":"966d20b0ec78c574b24ba35c63ab18689baeadfcff333550bdedc7cc12c1563a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-10-25T20:40:36Z","title_canon_sha256":"7e3d4450148bfe7900a83964eaa7cc992a933f459e8fdab4f05eb2197f0a6bcf"},"schema_version":"1.0","source":{"id":"1010.5257","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.5257","created_at":"2026-05-18T02:04:58Z"},{"alias_kind":"arxiv_version","alias_value":"1010.5257v1","created_at":"2026-05-18T02:04:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.5257","created_at":"2026-05-18T02:04:58Z"},{"alias_kind":"pith_short_12","alias_value":"UMA5MVATYBPN","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"UMA5MVATYBPNWPCM","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"UMA5MVAT","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:69a1006ac3992dd39662f9cbb8a6faff973d5a968266df52f2a8689d59c23b69","target":"graph","created_at":"2026-05-18T02:04:58Z","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":"We have measured the mean three-dimensional kinematics of stars in Kapteyn's Selected Area (SA) 76 (l=209.3, b=26.4 degrees) that were selected to be Anticenter Stream (ACS) members on the basis of their radial velocities, proper motions, and location in the color-magnitude diagram. From a total of 31 stars ascertained to be ACS members primarily from its main sequence turnoff, a mean ACS radial velocity (derived from spectra obtained with the Hydra multi-object spectrograph on the WIYN 3.5m telescope) of V_helio = 97.0 +/- 2.8 km/s was determined, with an intrinsic velocity dispersion sigma_0","authors_text":"Carl J. Grillmair, Dana I. Casetti-Dinescu, Jeffrey L. Carlin, Steven R. Majewski, Terrence M.Girard","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-10-25T20:40:36Z","title":"Kinematics in Kapteyn's Selected Area 76: Orbital Motions Within the Highly Substructured Anticenter Stream"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.5257","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":"sha256:3dbb43611236d9e7cdcfcf83da028d590dcebc83e94b2e9605e78c3c3327bf79","target":"record","created_at":"2026-05-18T02:04:58Z","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":"966d20b0ec78c574b24ba35c63ab18689baeadfcff333550bdedc7cc12c1563a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2010-10-25T20:40:36Z","title_canon_sha256":"7e3d4450148bfe7900a83964eaa7cc992a933f459e8fdab4f05eb2197f0a6bcf"},"schema_version":"1.0","source":{"id":"1010.5257","kind":"arxiv","version":1}},"canonical_sha256":"a301d65413c05edb3c4c3fbf1f354f37641d823a0ba0696a81d3b08b1c2b0711","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a301d65413c05edb3c4c3fbf1f354f37641d823a0ba0696a81d3b08b1c2b0711","first_computed_at":"2026-05-18T02:04:58.643625Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:58.643625Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pHwxjsBLFpg90dyybHH11TVDSHI0AKOHkOCp4v50RdsM/P+bHNEZgTMUff7KZEdaxxdwN07hxdXq4vCsw4bjBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:58.644146Z","signed_message":"canonical_sha256_bytes"},"source_id":"1010.5257","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3dbb43611236d9e7cdcfcf83da028d590dcebc83e94b2e9605e78c3c3327bf79","sha256:69a1006ac3992dd39662f9cbb8a6faff973d5a968266df52f2a8689d59c23b69"],"state_sha256":"019201d4662b01cb6a6825ceee75147bd29fcfa4a3c2bd54121ea10e46e52386"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CckbEMS+1e6VCG8cvWUoSd5rbM9VVSc8PlevIB5Pd8bJ4xkCMmFUY9J5MYwbn5fygARMx7ZFWIy2lnwLto8zDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T06:31:38.063052Z","bundle_sha256":"b7a8afc035ef30cd3f0c69c99ae9c3ba1c5b5209cff946d80035a63f6625a15d"}}