{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:T3SC27GV2KYSQWXDEMUPVIT3B5","short_pith_number":"pith:T3SC27GV","canonical_record":{"source":{"id":"1406.0927","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-04T02:38:40Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"6f28967eaa005ac70b71237846c80065abb1ee3542b030b961058feadf906fa5","abstract_canon_sha256":"0ac64b9261cc9014237c13e391cb62f0ee284961a146e015f3aaff4e64b07993"},"schema_version":"1.0"},"canonical_sha256":"9ee42d7cd5d2b1285ae32328faa27b0f466330890c2d734997c5690ee4c5e37d","source":{"kind":"arxiv","id":"1406.0927","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.0927","created_at":"2026-05-18T02:50:30Z"},{"alias_kind":"arxiv_version","alias_value":"1406.0927v1","created_at":"2026-05-18T02:50:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.0927","created_at":"2026-05-18T02:50:30Z"},{"alias_kind":"pith_short_12","alias_value":"T3SC27GV2KYS","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"T3SC27GV2KYSQWXD","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"T3SC27GV","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:T3SC27GV2KYSQWXDEMUPVIT3B5","target":"record","payload":{"canonical_record":{"source":{"id":"1406.0927","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-04T02:38:40Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"6f28967eaa005ac70b71237846c80065abb1ee3542b030b961058feadf906fa5","abstract_canon_sha256":"0ac64b9261cc9014237c13e391cb62f0ee284961a146e015f3aaff4e64b07993"},"schema_version":"1.0"},"canonical_sha256":"9ee42d7cd5d2b1285ae32328faa27b0f466330890c2d734997c5690ee4c5e37d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:50:30.761721Z","signature_b64":"AA+5bykGgXTRU81/NWsqkkBhtL/e5fw6qll6mZWXuyB3sSHTBGp5ZnLvuLxqZYJCfEur6tv34BefA7zrFTUeCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ee42d7cd5d2b1285ae32328faa27b0f466330890c2d734997c5690ee4c5e37d","last_reissued_at":"2026-05-18T02:50:30.761006Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:50:30.761006Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1406.0927","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":"2026-05-18T02:50:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D5gBaVESqP6BhPef4lbk9ksGtNJZC5vUNxcFBzLR7t1lRPQx4okzOmGWbopkIkV4zyLLOvTPKuXOVVrGVZe8AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T18:53:47.143060Z"},"content_sha256":"4adfbd24b884d701c9ef5584fc5f3fdaa02103c4f8063314fa2b4bdf460d17dd","schema_version":"1.0","event_id":"sha256:4adfbd24b884d701c9ef5584fc5f3fdaa02103c4f8063314fa2b4bdf460d17dd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:T3SC27GV2KYSQWXDEMUPVIT3B5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"2D stellar population and gas kinematics of the inner kiloparsec of the post-starburst quasar SDSS J0330-0532","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"David Sanmartim, Michael S. Brotherton, Thaisa Storchi-Bergmann","submitted_at":"2014-06-04T02:38:40Z","abstract_excerpt":"We have used optical Integral Field Spectroscopy in order to map the star formation history of the inner kiloparsec of the Post-Starburst Quasar (PSQ) J0330--0532 and to map its gas and stellar kinematics as well as the gas excitation. PSQs are hypothesized to represent a stage in the evolution of galaxies in which the star formation has been recently quenched due to the feedback of the nuclear activity, as suggested by the presence of the post-starburst population at the nucleus. We have found that the old stellar population (age $\\ge$ 2.5 Gyr) dominates the flux at 5100 \\AA\\ in the inner 0.2"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.0927","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":"2026-05-18T02:50:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IMNZySfMP7pE5KEIq6I0LduuQfiN+49rhB1Ho2vnNleAJkycGV06JZTeLFgqeMjFZkCupz4pGfM/jWWcx3oAAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T18:53:47.143709Z"},"content_sha256":"1ffd7f8ebcd6c0bc61f62b5d4c8b5f99f3ea00b67c31ca18c5d292355d8af219","schema_version":"1.0","event_id":"sha256:1ffd7f8ebcd6c0bc61f62b5d4c8b5f99f3ea00b67c31ca18c5d292355d8af219"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T3SC27GV2KYSQWXDEMUPVIT3B5/bundle.json","state_url":"https://pith.science/pith/T3SC27GV2KYSQWXDEMUPVIT3B5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T3SC27GV2KYSQWXDEMUPVIT3B5/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":"2026-05-18T18:53:47Z","links":{"resolver":"https://pith.science/pith/T3SC27GV2KYSQWXDEMUPVIT3B5","bundle":"https://pith.science/pith/T3SC27GV2KYSQWXDEMUPVIT3B5/bundle.json","state":"https://pith.science/pith/T3SC27GV2KYSQWXDEMUPVIT3B5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T3SC27GV2KYSQWXDEMUPVIT3B5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:T3SC27GV2KYSQWXDEMUPVIT3B5","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":"0ac64b9261cc9014237c13e391cb62f0ee284961a146e015f3aaff4e64b07993","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-04T02:38:40Z","title_canon_sha256":"6f28967eaa005ac70b71237846c80065abb1ee3542b030b961058feadf906fa5"},"schema_version":"1.0","source":{"id":"1406.0927","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1406.0927","created_at":"2026-05-18T02:50:30Z"},{"alias_kind":"arxiv_version","alias_value":"1406.0927v1","created_at":"2026-05-18T02:50:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.0927","created_at":"2026-05-18T02:50:30Z"},{"alias_kind":"pith_short_12","alias_value":"T3SC27GV2KYS","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"T3SC27GV2KYSQWXD","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"T3SC27GV","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:1ffd7f8ebcd6c0bc61f62b5d4c8b5f99f3ea00b67c31ca18c5d292355d8af219","target":"graph","created_at":"2026-05-18T02:50:30Z","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 used optical Integral Field Spectroscopy in order to map the star formation history of the inner kiloparsec of the Post-Starburst Quasar (PSQ) J0330--0532 and to map its gas and stellar kinematics as well as the gas excitation. PSQs are hypothesized to represent a stage in the evolution of galaxies in which the star formation has been recently quenched due to the feedback of the nuclear activity, as suggested by the presence of the post-starburst population at the nucleus. We have found that the old stellar population (age $\\ge$ 2.5 Gyr) dominates the flux at 5100 \\AA\\ in the inner 0.2","authors_text":"David Sanmartim, Michael S. Brotherton, Thaisa Storchi-Bergmann","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-04T02:38:40Z","title":"2D stellar population and gas kinematics of the inner kiloparsec of the post-starburst quasar SDSS J0330-0532"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.0927","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":"sha256:4adfbd24b884d701c9ef5584fc5f3fdaa02103c4f8063314fa2b4bdf460d17dd","target":"record","created_at":"2026-05-18T02:50:30Z","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":"0ac64b9261cc9014237c13e391cb62f0ee284961a146e015f3aaff4e64b07993","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-06-04T02:38:40Z","title_canon_sha256":"6f28967eaa005ac70b71237846c80065abb1ee3542b030b961058feadf906fa5"},"schema_version":"1.0","source":{"id":"1406.0927","kind":"arxiv","version":1}},"canonical_sha256":"9ee42d7cd5d2b1285ae32328faa27b0f466330890c2d734997c5690ee4c5e37d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9ee42d7cd5d2b1285ae32328faa27b0f466330890c2d734997c5690ee4c5e37d","first_computed_at":"2026-05-18T02:50:30.761006Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:50:30.761006Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AA+5bykGgXTRU81/NWsqkkBhtL/e5fw6qll6mZWXuyB3sSHTBGp5ZnLvuLxqZYJCfEur6tv34BefA7zrFTUeCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:50:30.761721Z","signed_message":"canonical_sha256_bytes"},"source_id":"1406.0927","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4adfbd24b884d701c9ef5584fc5f3fdaa02103c4f8063314fa2b4bdf460d17dd","sha256:1ffd7f8ebcd6c0bc61f62b5d4c8b5f99f3ea00b67c31ca18c5d292355d8af219"],"state_sha256":"dff0db63ba19797f5638cdf8f6c6d5d8eee082cbda7914a6f935fecf28089bff"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cfkQDpOVZGC/gzu40f0/O51GmERHkX48sCUVwA6RfDGmEJAwIi8OqwUISwpfFDK14SNkDl9SzbKL6+ocAYXuDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-18T18:53:47.145734Z","bundle_sha256":"da8e437456669bdf175bc4c3d56e75d4d38e6d1af4f0c8dcab2091e75937b048"}}