{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:EBDYJ347WOJJ2RXZOL6YTULG77","short_pith_number":"pith:EBDYJ347","canonical_record":{"source":{"id":"1301.1198","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-01-07T14:02:36Z","cross_cats_sorted":[],"title_canon_sha256":"cbc1b9fe4b92ba8439ce6fd222ff8738267e3797806d5cff6de0ec85c8149f38","abstract_canon_sha256":"9f139c5aa72ae9ee2cbeb61dcffcd9c52e50849a5d2a5128da9284a44a66804f"},"schema_version":"1.0"},"canonical_sha256":"204784ef9fb3929d46f972fd89d166ffdec397593f5c2afe06efd1bc73eea3c0","source":{"kind":"arxiv","id":"1301.1198","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.1198","created_at":"2026-05-18T03:36:35Z"},{"alias_kind":"arxiv_version","alias_value":"1301.1198v1","created_at":"2026-05-18T03:36:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.1198","created_at":"2026-05-18T03:36:35Z"},{"alias_kind":"pith_short_12","alias_value":"EBDYJ347WOJJ","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"EBDYJ347WOJJ2RXZ","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"EBDYJ347","created_at":"2026-05-18T12:27:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:EBDYJ347WOJJ2RXZOL6YTULG77","target":"record","payload":{"canonical_record":{"source":{"id":"1301.1198","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-01-07T14:02:36Z","cross_cats_sorted":[],"title_canon_sha256":"cbc1b9fe4b92ba8439ce6fd222ff8738267e3797806d5cff6de0ec85c8149f38","abstract_canon_sha256":"9f139c5aa72ae9ee2cbeb61dcffcd9c52e50849a5d2a5128da9284a44a66804f"},"schema_version":"1.0"},"canonical_sha256":"204784ef9fb3929d46f972fd89d166ffdec397593f5c2afe06efd1bc73eea3c0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:36:35.905237Z","signature_b64":"MpyNwxmKLgDXDchsyoEP4Rpy1ED4DsMSVzXIwnIiDdOOzT27/QeffI8CLSwAeKaLFsF53wCnVwUw+hYsszJiBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"204784ef9fb3929d46f972fd89d166ffdec397593f5c2afe06efd1bc73eea3c0","last_reissued_at":"2026-05-18T03:36:35.904572Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:36:35.904572Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1301.1198","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":"2026-05-18T03:36:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2xif2DXET1OJTX+IHSkxwnzwRMq3Ww3P+dWY2yH3D/Lou2pEX9jPaDLGKABpeFPkLh4BI07k7mdu5zCWx+1DDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T00:45:49.826044Z"},"content_sha256":"6d638ec852d3a7742a61e397f2649a9958a2b30cdc0d22e0d01dd4f0761abdb5","schema_version":"1.0","event_id":"sha256:6d638ec852d3a7742a61e397f2649a9958a2b30cdc0d22e0d01dd4f0761abdb5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:EBDYJ347WOJJ2RXZOL6YTULG77","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A proper motion study of the globular clusters M4, M12, M22, NGC 3201, NGC 6362 and NGC 6752","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"B. Mazur, I. B. Thompson, J. Kaluzny, K. Zloczewski, M. Rozyczka, W. Krzeminski","submitted_at":"2013-01-07T14:02:36Z","abstract_excerpt":"We derive relative proper motions of stars in the fields of globular clusters M4, M12, M22, NGC 3201, NGC 6362 and NGC 6752 based on a uniform data set collected between 1997 and 2008. We assign a membership class for each star with a measured proper motion, and show that these membership classes can be successfully used to eliminate field stars from color-magnitude diagrams of the clusters. They also allow for the efficient selection of rare objects such as blue/yellow/red stragglers and stars from the asymptotic giant branch. Tables with proper motions and photometry of over 87000 stars are "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.1198","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":"2026-05-18T03:36:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2V/EUGjQ8TtlxkhkhWoZanm+hwTD0X/cpeOU0CpXErsEfFfpst8Q+6FVgrLVRRgnga1b9sqGFypy7fBTrK47Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T00:45:49.826831Z"},"content_sha256":"cd1a2c2d0d129dfe832331cb2298079885206c0275189b27b4544f85b071e749","schema_version":"1.0","event_id":"sha256:cd1a2c2d0d129dfe832331cb2298079885206c0275189b27b4544f85b071e749"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EBDYJ347WOJJ2RXZOL6YTULG77/bundle.json","state_url":"https://pith.science/pith/EBDYJ347WOJJ2RXZOL6YTULG77/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EBDYJ347WOJJ2RXZOL6YTULG77/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":"2026-06-01T00:45:49Z","links":{"resolver":"https://pith.science/pith/EBDYJ347WOJJ2RXZOL6YTULG77","bundle":"https://pith.science/pith/EBDYJ347WOJJ2RXZOL6YTULG77/bundle.json","state":"https://pith.science/pith/EBDYJ347WOJJ2RXZOL6YTULG77/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EBDYJ347WOJJ2RXZOL6YTULG77/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:EBDYJ347WOJJ2RXZOL6YTULG77","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":"9f139c5aa72ae9ee2cbeb61dcffcd9c52e50849a5d2a5128da9284a44a66804f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-01-07T14:02:36Z","title_canon_sha256":"cbc1b9fe4b92ba8439ce6fd222ff8738267e3797806d5cff6de0ec85c8149f38"},"schema_version":"1.0","source":{"id":"1301.1198","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.1198","created_at":"2026-05-18T03:36:35Z"},{"alias_kind":"arxiv_version","alias_value":"1301.1198v1","created_at":"2026-05-18T03:36:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.1198","created_at":"2026-05-18T03:36:35Z"},{"alias_kind":"pith_short_12","alias_value":"EBDYJ347WOJJ","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_16","alias_value":"EBDYJ347WOJJ2RXZ","created_at":"2026-05-18T12:27:43Z"},{"alias_kind":"pith_short_8","alias_value":"EBDYJ347","created_at":"2026-05-18T12:27:43Z"}],"graph_snapshots":[{"event_id":"sha256:cd1a2c2d0d129dfe832331cb2298079885206c0275189b27b4544f85b071e749","target":"graph","created_at":"2026-05-18T03:36:35Z","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 derive relative proper motions of stars in the fields of globular clusters M4, M12, M22, NGC 3201, NGC 6362 and NGC 6752 based on a uniform data set collected between 1997 and 2008. We assign a membership class for each star with a measured proper motion, and show that these membership classes can be successfully used to eliminate field stars from color-magnitude diagrams of the clusters. They also allow for the efficient selection of rare objects such as blue/yellow/red stragglers and stars from the asymptotic giant branch. Tables with proper motions and photometry of over 87000 stars are ","authors_text":"B. Mazur, I. B. Thompson, J. Kaluzny, K. Zloczewski, M. Rozyczka, W. Krzeminski","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-01-07T14:02:36Z","title":"A proper motion study of the globular clusters M4, M12, M22, NGC 3201, NGC 6362 and NGC 6752"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.1198","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":"sha256:6d638ec852d3a7742a61e397f2649a9958a2b30cdc0d22e0d01dd4f0761abdb5","target":"record","created_at":"2026-05-18T03:36:35Z","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":"9f139c5aa72ae9ee2cbeb61dcffcd9c52e50849a5d2a5128da9284a44a66804f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-01-07T14:02:36Z","title_canon_sha256":"cbc1b9fe4b92ba8439ce6fd222ff8738267e3797806d5cff6de0ec85c8149f38"},"schema_version":"1.0","source":{"id":"1301.1198","kind":"arxiv","version":1}},"canonical_sha256":"204784ef9fb3929d46f972fd89d166ffdec397593f5c2afe06efd1bc73eea3c0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"204784ef9fb3929d46f972fd89d166ffdec397593f5c2afe06efd1bc73eea3c0","first_computed_at":"2026-05-18T03:36:35.904572Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:36:35.904572Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MpyNwxmKLgDXDchsyoEP4Rpy1ED4DsMSVzXIwnIiDdOOzT27/QeffI8CLSwAeKaLFsF53wCnVwUw+hYsszJiBw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:36:35.905237Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.1198","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6d638ec852d3a7742a61e397f2649a9958a2b30cdc0d22e0d01dd4f0761abdb5","sha256:cd1a2c2d0d129dfe832331cb2298079885206c0275189b27b4544f85b071e749"],"state_sha256":"d13f83ad2a7b684c98f344f01deb7dc08b66f381a0026afec41e4a1dca4e5433"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0qVkDShzNg5klsjIOKg+gYbX56+bNX6HgVdNj1oLnX60oZrhnMbzWz2CfA7HK0ahIhcI4vFQXtvtAM3fThubAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T00:45:49.831430Z","bundle_sha256":"690b88e67cabb9fce7aac8215984f83c1a4db387b30802f77702c3cb7dfada94"}}