{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:UJ4444BUKKHXRGCYNO4C6ZFNWT","short_pith_number":"pith:UJ4444BU","canonical_record":{"source":{"id":"1210.4136","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-10-15T18:45:40Z","cross_cats_sorted":[],"title_canon_sha256":"620a63cae34a94ad24cee909aecc4e9bebe0e15021f8b69012af1b466601a98f","abstract_canon_sha256":"9d9aefb6a94fbe46f5a1aeb3cd7789e5d9bebd5bad2a68032ab01d6f6e2fb190"},"schema_version":"1.0"},"canonical_sha256":"a279ce7034528f7898586bb82f64adb4c4ce2a43b5451a8ce31453c6f8da9afd","source":{"kind":"arxiv","id":"1210.4136","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.4136","created_at":"2026-05-18T03:27:12Z"},{"alias_kind":"arxiv_version","alias_value":"1210.4136v2","created_at":"2026-05-18T03:27:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.4136","created_at":"2026-05-18T03:27:12Z"},{"alias_kind":"pith_short_12","alias_value":"UJ4444BUKKHX","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_16","alias_value":"UJ4444BUKKHXRGCY","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_8","alias_value":"UJ4444BU","created_at":"2026-05-18T12:27:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:UJ4444BUKKHXRGCYNO4C6ZFNWT","target":"record","payload":{"canonical_record":{"source":{"id":"1210.4136","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-10-15T18:45:40Z","cross_cats_sorted":[],"title_canon_sha256":"620a63cae34a94ad24cee909aecc4e9bebe0e15021f8b69012af1b466601a98f","abstract_canon_sha256":"9d9aefb6a94fbe46f5a1aeb3cd7789e5d9bebd5bad2a68032ab01d6f6e2fb190"},"schema_version":"1.0"},"canonical_sha256":"a279ce7034528f7898586bb82f64adb4c4ce2a43b5451a8ce31453c6f8da9afd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:27:12.147799Z","signature_b64":"f0e6AErE+5OLI3iTxSi1tkUCZ2mN0jqh0mKggEhFUzJaDPjeY4pQmxErYrejuXFSfaT2iad1MgeD9+fv5EFoDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a279ce7034528f7898586bb82f64adb4c4ce2a43b5451a8ce31453c6f8da9afd","last_reissued_at":"2026-05-18T03:27:12.146877Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:27:12.146877Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1210.4136","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:27:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Pq2MJqTUi9j/kgtB3F/FutGRNcKv1vJQ00Ik02q/b5h7yPG9jiosMx7lSbG8FL+0FVD5kBJV1vEeWB4bteJlDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T08:43:20.168168Z"},"content_sha256":"35bd837e1c7e4074f13579d9cf2e6e1453615276e551f6228eb3cc6e1d6507f7","schema_version":"1.0","event_id":"sha256:35bd837e1c7e4074f13579d9cf2e6e1453615276e551f6228eb3cc6e1d6507f7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:UJ4444BUKKHXRGCYNO4C6ZFNWT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The SOAR Gravitational Arc Survey - I: Survey overview and photometric catalogs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Angelo Fausti Neto, Basilio X. Santiago, Cristina Furlanetto, Eduardo S. Cypriano, Gabriel B. Caminha, Huan Lin, Jiangang Hao, Juan Estrada, Luiz Nicolaci da Costa, Marcio A. G. Maia, Maria Elidaiana da Silva Pereira, Martin Makler, Timothy A. McKay","submitted_at":"2012-10-15T18:45:40Z","abstract_excerpt":"We present the first results of the SOAR (Southern Astrophysical Research) Gravitational Arc Survey (SOGRAS). The survey imaged 47 clusters in two redshift intervals centered at $z=0.27$ and $z=0.55$, targeting the richest clusters in each interval. Images were obtained in the $g'$, $r'$ and $i'$ bands using the SOAR Optical Imager (SOI), with a median seeing of 0.83, 0.76 and 0.71 arcsec, respectively, in these filters. Most of the survey clusters are located within the Sloan Digital Sky Survey (SDSS) Stripe 82 region and all of them are in the SDSS footprint. Photometric calibration was ther"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.4136","kind":"arxiv","version":2},"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":"2026-05-18T03:27:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9P8TqX/u7D+2mMbrC6cYxsiEXwbWFIJBHijGuEt4jgalfZkN2ONc418+99nVogGylE/CFpe4j7NLykPrk0rBDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T08:43:20.168545Z"},"content_sha256":"3ffb623aca54674a167d7cfc221c78366fa4be605740d06e78790720224c1d59","schema_version":"1.0","event_id":"sha256:3ffb623aca54674a167d7cfc221c78366fa4be605740d06e78790720224c1d59"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UJ4444BUKKHXRGCYNO4C6ZFNWT/bundle.json","state_url":"https://pith.science/pith/UJ4444BUKKHXRGCYNO4C6ZFNWT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UJ4444BUKKHXRGCYNO4C6ZFNWT/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":"2026-06-03T08:43:20Z","links":{"resolver":"https://pith.science/pith/UJ4444BUKKHXRGCYNO4C6ZFNWT","bundle":"https://pith.science/pith/UJ4444BUKKHXRGCYNO4C6ZFNWT/bundle.json","state":"https://pith.science/pith/UJ4444BUKKHXRGCYNO4C6ZFNWT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UJ4444BUKKHXRGCYNO4C6ZFNWT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:UJ4444BUKKHXRGCYNO4C6ZFNWT","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":"9d9aefb6a94fbe46f5a1aeb3cd7789e5d9bebd5bad2a68032ab01d6f6e2fb190","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-10-15T18:45:40Z","title_canon_sha256":"620a63cae34a94ad24cee909aecc4e9bebe0e15021f8b69012af1b466601a98f"},"schema_version":"1.0","source":{"id":"1210.4136","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.4136","created_at":"2026-05-18T03:27:12Z"},{"alias_kind":"arxiv_version","alias_value":"1210.4136v2","created_at":"2026-05-18T03:27:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.4136","created_at":"2026-05-18T03:27:12Z"},{"alias_kind":"pith_short_12","alias_value":"UJ4444BUKKHX","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_16","alias_value":"UJ4444BUKKHXRGCY","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_8","alias_value":"UJ4444BU","created_at":"2026-05-18T12:27:23Z"}],"graph_snapshots":[{"event_id":"sha256:3ffb623aca54674a167d7cfc221c78366fa4be605740d06e78790720224c1d59","target":"graph","created_at":"2026-05-18T03:27:12Z","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 present the first results of the SOAR (Southern Astrophysical Research) Gravitational Arc Survey (SOGRAS). The survey imaged 47 clusters in two redshift intervals centered at $z=0.27$ and $z=0.55$, targeting the richest clusters in each interval. Images were obtained in the $g'$, $r'$ and $i'$ bands using the SOAR Optical Imager (SOI), with a median seeing of 0.83, 0.76 and 0.71 arcsec, respectively, in these filters. Most of the survey clusters are located within the Sloan Digital Sky Survey (SDSS) Stripe 82 region and all of them are in the SDSS footprint. Photometric calibration was ther","authors_text":"Angelo Fausti Neto, Basilio X. Santiago, Cristina Furlanetto, Eduardo S. Cypriano, Gabriel B. Caminha, Huan Lin, Jiangang Hao, Juan Estrada, Luiz Nicolaci da Costa, Marcio A. G. Maia, Maria Elidaiana da Silva Pereira, Martin Makler, Timothy A. McKay","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-10-15T18:45:40Z","title":"The SOAR Gravitational Arc Survey - I: Survey overview and photometric catalogs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.4136","kind":"arxiv","version":2},"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":"sha256:35bd837e1c7e4074f13579d9cf2e6e1453615276e551f6228eb3cc6e1d6507f7","target":"record","created_at":"2026-05-18T03:27:12Z","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":"9d9aefb6a94fbe46f5a1aeb3cd7789e5d9bebd5bad2a68032ab01d6f6e2fb190","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-10-15T18:45:40Z","title_canon_sha256":"620a63cae34a94ad24cee909aecc4e9bebe0e15021f8b69012af1b466601a98f"},"schema_version":"1.0","source":{"id":"1210.4136","kind":"arxiv","version":2}},"canonical_sha256":"a279ce7034528f7898586bb82f64adb4c4ce2a43b5451a8ce31453c6f8da9afd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a279ce7034528f7898586bb82f64adb4c4ce2a43b5451a8ce31453c6f8da9afd","first_computed_at":"2026-05-18T03:27:12.146877Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:27:12.146877Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"f0e6AErE+5OLI3iTxSi1tkUCZ2mN0jqh0mKggEhFUzJaDPjeY4pQmxErYrejuXFSfaT2iad1MgeD9+fv5EFoDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:27:12.147799Z","signed_message":"canonical_sha256_bytes"},"source_id":"1210.4136","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:35bd837e1c7e4074f13579d9cf2e6e1453615276e551f6228eb3cc6e1d6507f7","sha256:3ffb623aca54674a167d7cfc221c78366fa4be605740d06e78790720224c1d59"],"state_sha256":"58f447460a3f1bba6c4da0e2a65128976a1216e04b0ab2c44089ff6f98fc0562"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dqgD/qFiVz/V/t5TjKrJ+pC4eevGK7iJMxLquo0bhXCllDExFzIQcSVJxhT0YTpc4J6KU/7/0KYb2ikSZzqjCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T08:43:20.170611Z","bundle_sha256":"163265de5e1286512c965e037c6cfb974253f8ef7719eb9b18761da59e53ab41"}}