{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:QO7RAWPSANACAC2PAVSHHNILT4","short_pith_number":"pith:QO7RAWPS","canonical_record":{"source":{"id":"1206.1064","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-06-05T20:06:34Z","cross_cats_sorted":[],"title_canon_sha256":"2b4348cb171954ff81ce38d98dd64302af275e61afdba0f2558cf3461d183d68","abstract_canon_sha256":"5e5c4e8c76ae2601cc606d8556163b4d1f69f53256bc8c1f1b817958d138dd8d"},"schema_version":"1.0"},"canonical_sha256":"83bf1059f20340200b4f056473b50b9f1b552b4379befc160bab92a8757b9f29","source":{"kind":"arxiv","id":"1206.1064","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.1064","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"arxiv_version","alias_value":"1206.1064v1","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.1064","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"pith_short_12","alias_value":"QO7RAWPSANAC","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"QO7RAWPSANACAC2P","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"QO7RAWPS","created_at":"2026-05-18T12:27:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:QO7RAWPSANACAC2PAVSHHNILT4","target":"record","payload":{"canonical_record":{"source":{"id":"1206.1064","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-06-05T20:06:34Z","cross_cats_sorted":[],"title_canon_sha256":"2b4348cb171954ff81ce38d98dd64302af275e61afdba0f2558cf3461d183d68","abstract_canon_sha256":"5e5c4e8c76ae2601cc606d8556163b4d1f69f53256bc8c1f1b817958d138dd8d"},"schema_version":"1.0"},"canonical_sha256":"83bf1059f20340200b4f056473b50b9f1b552b4379befc160bab92a8757b9f29","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:07.389095Z","signature_b64":"X2D8/hItK/UzR/lB7FpfvoQgOoUCOXy54zny02LAx0a7lJ1AvqIjO8glc49wY1y2lfKqv0S3Znl2BBQJOLYBCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"83bf1059f20340200b4f056473b50b9f1b552b4379befc160bab92a8757b9f29","last_reissued_at":"2026-05-18T01:57:07.388554Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:07.388554Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1206.1064","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":"2026-05-18T01:57:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WP1KIRKt1NwzPUkeiMkAgVfIYd1oDPmkqU09B2S024d4wuM3E/yPBBMTgE6v+adHJ0WJoIwYegkpysRm9+nnCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T21:16:49.906961Z"},"content_sha256":"9fd4f42d871e9e6357cc28595880c4ec0f5f520c6372a5f2f29645a7d30dcbd8","schema_version":"1.0","event_id":"sha256:9fd4f42d871e9e6357cc28595880c4ec0f5f520c6372a5f2f29645a7d30dcbd8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:QO7RAWPSANACAC2PAVSHHNILT4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Palomar Transient Factory photometric catalog 1.0","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"A. Gal-Yam, A. Horesh, A. Pickles, B. Sesar, C. Grillmair, D. Levitan, D. Poznanski, E. O. Ofek, G. Helou, I. Arcavi, J. Bloom, J. C. van Eyken, J. Surace, L. Bildsten, M. Agueros, M. M. Kasliwal, M. Sullivan, N. Law, O. Yaron, P. Nugent, R. Laher, R. Quimby, S. B. Cenko, S. R. Kulkarni, T. A. Prince","submitted_at":"2012-06-05T20:06:34Z","abstract_excerpt":"We construct a photometrically calibrated catalog of non-variable sources from the Palomar Transient Factory (PTF) observations. The first version of this catalog presented here, the PTF photometric catalog 1.0, contains calibrated R_PTF-filter magnitudes for about 21 million sources brighter than magnitude 19, over an area of about 11233 deg^2. The magnitudes are provided in the PTF photometric system, and the color of a source is required in order to convert these magnitudes into other magnitude systems. We estimate that the magnitudes in this catalog have typical accuracy of about 0.02 mag "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.1064","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":"2026-05-18T01:57:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3lQtIQ6dLs3N1enKpn49zTJr2SMLXU5vXYTLp8Tejr5tQ73r19qH7WduaoJrVXLaaj7cVwO5GizEIsY92hfIAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T21:16:49.907718Z"},"content_sha256":"49456215672755f6479b2e59dfe929740b3653d0534fbe00d75bd240133edd04","schema_version":"1.0","event_id":"sha256:49456215672755f6479b2e59dfe929740b3653d0534fbe00d75bd240133edd04"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QO7RAWPSANACAC2PAVSHHNILT4/bundle.json","state_url":"https://pith.science/pith/QO7RAWPSANACAC2PAVSHHNILT4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QO7RAWPSANACAC2PAVSHHNILT4/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":"2026-05-18T21:16:49Z","links":{"resolver":"https://pith.science/pith/QO7RAWPSANACAC2PAVSHHNILT4","bundle":"https://pith.science/pith/QO7RAWPSANACAC2PAVSHHNILT4/bundle.json","state":"https://pith.science/pith/QO7RAWPSANACAC2PAVSHHNILT4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QO7RAWPSANACAC2PAVSHHNILT4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:QO7RAWPSANACAC2PAVSHHNILT4","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":"5e5c4e8c76ae2601cc606d8556163b4d1f69f53256bc8c1f1b817958d138dd8d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-06-05T20:06:34Z","title_canon_sha256":"2b4348cb171954ff81ce38d98dd64302af275e61afdba0f2558cf3461d183d68"},"schema_version":"1.0","source":{"id":"1206.1064","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.1064","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"arxiv_version","alias_value":"1206.1064v1","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.1064","created_at":"2026-05-18T01:57:07Z"},{"alias_kind":"pith_short_12","alias_value":"QO7RAWPSANAC","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_16","alias_value":"QO7RAWPSANACAC2P","created_at":"2026-05-18T12:27:18Z"},{"alias_kind":"pith_short_8","alias_value":"QO7RAWPS","created_at":"2026-05-18T12:27:18Z"}],"graph_snapshots":[{"event_id":"sha256:49456215672755f6479b2e59dfe929740b3653d0534fbe00d75bd240133edd04","target":"graph","created_at":"2026-05-18T01:57:07Z","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 construct a photometrically calibrated catalog of non-variable sources from the Palomar Transient Factory (PTF) observations. The first version of this catalog presented here, the PTF photometric catalog 1.0, contains calibrated R_PTF-filter magnitudes for about 21 million sources brighter than magnitude 19, over an area of about 11233 deg^2. The magnitudes are provided in the PTF photometric system, and the color of a source is required in order to convert these magnitudes into other magnitude systems. We estimate that the magnitudes in this catalog have typical accuracy of about 0.02 mag ","authors_text":"A. Gal-Yam, A. Horesh, A. Pickles, B. Sesar, C. Grillmair, D. Levitan, D. Poznanski, E. O. Ofek, G. Helou, I. Arcavi, J. Bloom, J. C. van Eyken, J. Surace, L. Bildsten, M. Agueros, M. M. Kasliwal, M. Sullivan, N. Law, O. Yaron, P. Nugent, R. Laher, R. Quimby, S. B. Cenko, S. R. Kulkarni, T. A. Prince","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-06-05T20:06:34Z","title":"The Palomar Transient Factory photometric catalog 1.0"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.1064","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":"sha256:9fd4f42d871e9e6357cc28595880c4ec0f5f520c6372a5f2f29645a7d30dcbd8","target":"record","created_at":"2026-05-18T01:57:07Z","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":"5e5c4e8c76ae2601cc606d8556163b4d1f69f53256bc8c1f1b817958d138dd8d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-06-05T20:06:34Z","title_canon_sha256":"2b4348cb171954ff81ce38d98dd64302af275e61afdba0f2558cf3461d183d68"},"schema_version":"1.0","source":{"id":"1206.1064","kind":"arxiv","version":1}},"canonical_sha256":"83bf1059f20340200b4f056473b50b9f1b552b4379befc160bab92a8757b9f29","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"83bf1059f20340200b4f056473b50b9f1b552b4379befc160bab92a8757b9f29","first_computed_at":"2026-05-18T01:57:07.388554Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:57:07.388554Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"X2D8/hItK/UzR/lB7FpfvoQgOoUCOXy54zny02LAx0a7lJ1AvqIjO8glc49wY1y2lfKqv0S3Znl2BBQJOLYBCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:57:07.389095Z","signed_message":"canonical_sha256_bytes"},"source_id":"1206.1064","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9fd4f42d871e9e6357cc28595880c4ec0f5f520c6372a5f2f29645a7d30dcbd8","sha256:49456215672755f6479b2e59dfe929740b3653d0534fbe00d75bd240133edd04"],"state_sha256":"46c6bbd043dd14a82595238813b4bad3ff6c85819401166edc10592a29b3cf58"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kAXyQxAJ5SQxdUpObrhV5FLOJ+harCG27U9upMli3z/dIurW2XIjJtLYRq4F+m9IGnG8KlxbdY7cLvibQFtxDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-18T21:16:49.909681Z","bundle_sha256":"f205e39c0c1d354ef5bc448ddcd27d7e6ef312ac71c85e741c62698280fcbe5f"}}