{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:OHFORWKRVCJYGOJQJPL7L4LSPV","short_pith_number":"pith:OHFORWKR","canonical_record":{"source":{"id":"astro-ph/0207124","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-07-04T21:07:59Z","cross_cats_sorted":[],"title_canon_sha256":"8055a361184edeb77b31f73f78df4f877cdde6d2b5a8512463820f3a2ae67fff","abstract_canon_sha256":"ff56b6ad16bc00e12660de0b34705499050864e25d74e63e702884267549106e"},"schema_version":"1.0"},"canonical_sha256":"71cae8d951a8938339304bd7f5f1727d47fb0ef99b939697c3885cb7f9f47494","source":{"kind":"arxiv","id":"astro-ph/0207124","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0207124","created_at":"2026-07-04T16:30:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0207124v1","created_at":"2026-07-04T16:30:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0207124","created_at":"2026-07-04T16:30:19Z"},{"alias_kind":"pith_short_12","alias_value":"OHFORWKRVCJY","created_at":"2026-07-04T16:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"OHFORWKRVCJYGOJQ","created_at":"2026-07-04T16:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"OHFORWKR","created_at":"2026-07-04T16:30:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:OHFORWKRVCJYGOJQJPL7L4LSPV","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0207124","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-07-04T21:07:59Z","cross_cats_sorted":[],"title_canon_sha256":"8055a361184edeb77b31f73f78df4f877cdde6d2b5a8512463820f3a2ae67fff","abstract_canon_sha256":"ff56b6ad16bc00e12660de0b34705499050864e25d74e63e702884267549106e"},"schema_version":"1.0"},"canonical_sha256":"71cae8d951a8938339304bd7f5f1727d47fb0ef99b939697c3885cb7f9f47494","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:30:19.848636Z","signature_b64":"sK7Fxe104loyov5ucpYEEGNl/vzJinbM2lEInqMH4X5sZVdj9uurLWnr5NcXNzbDhATrQcJGkNS4pSR2uizDDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"71cae8d951a8938339304bd7f5f1727d47fb0ef99b939697c3885cb7f9f47494","last_reissued_at":"2026-07-04T16:30:19.848270Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:30:19.848270Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0207124","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":"2026-07-04T16:30:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7n+fa02w4/e6HMhwwTAffWUksKuXvzfTj659E6XOVpqygNH0ZSMjMDE9YHKCMc8a4IKWrUB6TTPqvzju4lviCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T23:51:08.663534Z"},"content_sha256":"09b8ddeacc9c1218026989165aa46f6d1ac43ad67f995b50ede3a840c4279393","schema_version":"1.0","event_id":"sha256:09b8ddeacc9c1218026989165aa46f6d1ac43ad67f995b50ede3a840c4279393"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:OHFORWKRVCJYGOJQJPL7L4LSPV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HST color-magnitude diagrams of 74 galactic globular clusters in the HST F439W and F555W bands","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Recio-Blanco, A. Renzini, C. Sosin, F. De Angeli, G. Meylan, G. Piotto, I. R. King, I. Saviane, M. Riello, M. Zoccali, R. M. Rich, S. G. Djorgovski","submitted_at":"2002-07-04T21:07:59Z","abstract_excerpt":"We present the complete photometric database and the color-magnitude diagrams for 74 Galactic globular clusters observed with the HST/WFPC2 camera in the F439W and F555W bands. A detailed discussion of the various reduction steps is also presented, and of the procedures to transform instrumental magnitudes into both the HST F439W and F555W flight system and the standard Johnson B and V systems. We also describe the artificial star experiments which have been performed to derive the star count completeness in all the relevant branches of the color magnitude diagram. The entire photometric datab"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0207124","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/0207124/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":"2026-07-04T16:30:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VZWu4BQbXFUNDkqiioDWVA3H2EVKT5o3glinxHYN2auWpmwduukEJXkHt14SsCcLw7CFiEvCUwF2ui7oY+rFCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T23:51:08.664122Z"},"content_sha256":"ef4c61948be8e811875918d055848c3ce2d798f41e64aaa90414a77d12bba030","schema_version":"1.0","event_id":"sha256:ef4c61948be8e811875918d055848c3ce2d798f41e64aaa90414a77d12bba030"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OHFORWKRVCJYGOJQJPL7L4LSPV/bundle.json","state_url":"https://pith.science/pith/OHFORWKRVCJYGOJQJPL7L4LSPV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OHFORWKRVCJYGOJQJPL7L4LSPV/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":"2026-08-05T23:51:08Z","links":{"resolver":"https://pith.science/pith/OHFORWKRVCJYGOJQJPL7L4LSPV","bundle":"https://pith.science/pith/OHFORWKRVCJYGOJQJPL7L4LSPV/bundle.json","state":"https://pith.science/pith/OHFORWKRVCJYGOJQJPL7L4LSPV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OHFORWKRVCJYGOJQJPL7L4LSPV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:OHFORWKRVCJYGOJQJPL7L4LSPV","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":"ff56b6ad16bc00e12660de0b34705499050864e25d74e63e702884267549106e","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2002-07-04T21:07:59Z","title_canon_sha256":"8055a361184edeb77b31f73f78df4f877cdde6d2b5a8512463820f3a2ae67fff"},"schema_version":"1.0","source":{"id":"astro-ph/0207124","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0207124","created_at":"2026-07-04T16:30:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0207124v1","created_at":"2026-07-04T16:30:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0207124","created_at":"2026-07-04T16:30:19Z"},{"alias_kind":"pith_short_12","alias_value":"OHFORWKRVCJY","created_at":"2026-07-04T16:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"OHFORWKRVCJYGOJQ","created_at":"2026-07-04T16:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"OHFORWKR","created_at":"2026-07-04T16:30:19Z"}],"graph_snapshots":[{"event_id":"sha256:ef4c61948be8e811875918d055848c3ce2d798f41e64aaa90414a77d12bba030","target":"graph","created_at":"2026-07-04T16:30:19Z","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/0207124/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present the complete photometric database and the color-magnitude diagrams for 74 Galactic globular clusters observed with the HST/WFPC2 camera in the F439W and F555W bands. A detailed discussion of the various reduction steps is also presented, and of the procedures to transform instrumental magnitudes into both the HST F439W and F555W flight system and the standard Johnson B and V systems. We also describe the artificial star experiments which have been performed to derive the star count completeness in all the relevant branches of the color magnitude diagram. The entire photometric datab","authors_text":"A. Recio-Blanco, A. Renzini, C. Sosin, F. De Angeli, G. Meylan, G. Piotto, I. R. King, I. Saviane, M. Riello, M. Zoccali, R. M. Rich, S. G. Djorgovski","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2002-07-04T21:07:59Z","title":"HST color-magnitude diagrams of 74 galactic globular clusters in the HST F439W and F555W bands"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0207124","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":"sha256:09b8ddeacc9c1218026989165aa46f6d1ac43ad67f995b50ede3a840c4279393","target":"record","created_at":"2026-07-04T16:30:19Z","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":"ff56b6ad16bc00e12660de0b34705499050864e25d74e63e702884267549106e","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2002-07-04T21:07:59Z","title_canon_sha256":"8055a361184edeb77b31f73f78df4f877cdde6d2b5a8512463820f3a2ae67fff"},"schema_version":"1.0","source":{"id":"astro-ph/0207124","kind":"arxiv","version":1}},"canonical_sha256":"71cae8d951a8938339304bd7f5f1727d47fb0ef99b939697c3885cb7f9f47494","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"71cae8d951a8938339304bd7f5f1727d47fb0ef99b939697c3885cb7f9f47494","first_computed_at":"2026-07-04T16:30:19.848270Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:30:19.848270Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sK7Fxe104loyov5ucpYEEGNl/vzJinbM2lEInqMH4X5sZVdj9uurLWnr5NcXNzbDhATrQcJGkNS4pSR2uizDDQ==","signature_status":"signed_v1","signed_at":"2026-07-04T16:30:19.848636Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0207124","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:09b8ddeacc9c1218026989165aa46f6d1ac43ad67f995b50ede3a840c4279393","sha256:ef4c61948be8e811875918d055848c3ce2d798f41e64aaa90414a77d12bba030"],"state_sha256":"cc5ef825d780f7863399f9c899192bacf7d40744e99375fac0599f7871d90661"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3wviSnL7FLSGUXa5cM2yyTuHPIdCknWV7R786aGFUy6ez57kTqXhpJQ7K+44P3qx3qAkL0z12I4LVzM1NggSCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T23:51:08.667794Z","bundle_sha256":"aa58aa90f5c1889da450a8d84e9f7d5ff5a816aac1291b827b07ce681c3c2b81"}}