{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:77QNDEN2MOVZKU7RRTV57OXPJ7","short_pith_number":"pith:77QNDEN2","canonical_record":{"source":{"id":"1710.05049","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-10-13T18:27:50Z","cross_cats_sorted":[],"title_canon_sha256":"45e06dad25434bae4da15dd7e5bca3de353ba56088a8b8be176f56e86690b7ea","abstract_canon_sha256":"8d26f6dac11ee30d7436159222ff8e347d8e65c55b9b06b2f257ea0016cc377a"},"schema_version":"1.0"},"canonical_sha256":"ffe0d191ba63ab9553f18cebdfbaef4fe92cdc31a022ba42479e959288c53771","source":{"kind":"arxiv","id":"1710.05049","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.05049","created_at":"2026-05-18T00:23:52Z"},{"alias_kind":"arxiv_version","alias_value":"1710.05049v2","created_at":"2026-05-18T00:23:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.05049","created_at":"2026-05-18T00:23:52Z"},{"alias_kind":"pith_short_12","alias_value":"77QNDEN2MOVZ","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"77QNDEN2MOVZKU7R","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"77QNDEN2","created_at":"2026-05-18T12:31:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:77QNDEN2MOVZKU7RRTV57OXPJ7","target":"record","payload":{"canonical_record":{"source":{"id":"1710.05049","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-10-13T18:27:50Z","cross_cats_sorted":[],"title_canon_sha256":"45e06dad25434bae4da15dd7e5bca3de353ba56088a8b8be176f56e86690b7ea","abstract_canon_sha256":"8d26f6dac11ee30d7436159222ff8e347d8e65c55b9b06b2f257ea0016cc377a"},"schema_version":"1.0"},"canonical_sha256":"ffe0d191ba63ab9553f18cebdfbaef4fe92cdc31a022ba42479e959288c53771","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:23:52.814948Z","signature_b64":"9UWRVO1+G3Stu8oDsK6r8vMcjfzgJQfIGM4kk7FR2Fcr7e9hvAVCg8AbZfSihsnNt0XeQg67mAe2NG0oycjOCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ffe0d191ba63ab9553f18cebdfbaef4fe92cdc31a022ba42479e959288c53771","last_reissued_at":"2026-05-18T00:23:52.814338Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:23:52.814338Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.05049","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":"2026-05-18T00:23:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X27lhXjjo4eSeZ60/40Yr2aUc7XlwZJNs9h3GlI8bLMsuaEXhZBYUrMSUeRoqScNsGUbryKLY90LPm3wI6CpAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T23:48:26.181325Z"},"content_sha256":"744db59e80b6ceec9871a70e08b4005097bf53c1619489ae36009865783a8e89","schema_version":"1.0","event_id":"sha256:744db59e80b6ceec9871a70e08b4005097bf53c1619489ae36009865783a8e89"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:77QNDEN2MOVZKU7RRTV57OXPJ7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SDSS-IV MaNGA: The Spatial Distribution of Star Formation and its Dependence on Mass, Structure and Environment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Ashley Spindler, Daniel Thomas, David R. Law, David Wake, Francesco Belfiore, Jos\\'e R. S\\'anchez-Gallego, Karen Masters, Kevin Bundy, Kyle Westfall, Matthew Bershady, Niv Drory, Vivienne Wild","submitted_at":"2017-10-13T18:27:50Z","abstract_excerpt":"We study the spatially resolved star formation of 1494 galaxies in the SDSSIV-MaNGA Survey. SFRs are calculated using a two-step process, using $H_\\alpha$ in star forming regions and $D_n4000$ in regions identified as AGN/LI(N)ER or lineless. The roles of secular and environmental quenching processes are investigated by studying the dependence of the radial profiles of specific star formation rate on stellar mass, galaxy structure and environment. We report on the existence of `Centrally Suppressed' galaxies, which have suppressed SSFR in their cores compared to their disks. The profiles of ce"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.05049","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":"2026-05-18T00:23:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BZwmmWqedXrkkyXw405am/s+pmq+INx7yxCWy0iUV6lJ7sEWuGVj+vpDmAW9Wx46NqPQNSKZPN8L1jZMnsugAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T23:48:26.181844Z"},"content_sha256":"38a5d6e2931f56b7c7f07273591372b9c2ec4adfa6da83cd6bbf3182476af877","schema_version":"1.0","event_id":"sha256:38a5d6e2931f56b7c7f07273591372b9c2ec4adfa6da83cd6bbf3182476af877"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/77QNDEN2MOVZKU7RRTV57OXPJ7/bundle.json","state_url":"https://pith.science/pith/77QNDEN2MOVZKU7RRTV57OXPJ7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/77QNDEN2MOVZKU7RRTV57OXPJ7/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":"2026-05-27T23:48:26Z","links":{"resolver":"https://pith.science/pith/77QNDEN2MOVZKU7RRTV57OXPJ7","bundle":"https://pith.science/pith/77QNDEN2MOVZKU7RRTV57OXPJ7/bundle.json","state":"https://pith.science/pith/77QNDEN2MOVZKU7RRTV57OXPJ7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/77QNDEN2MOVZKU7RRTV57OXPJ7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:77QNDEN2MOVZKU7RRTV57OXPJ7","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":"8d26f6dac11ee30d7436159222ff8e347d8e65c55b9b06b2f257ea0016cc377a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-10-13T18:27:50Z","title_canon_sha256":"45e06dad25434bae4da15dd7e5bca3de353ba56088a8b8be176f56e86690b7ea"},"schema_version":"1.0","source":{"id":"1710.05049","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.05049","created_at":"2026-05-18T00:23:52Z"},{"alias_kind":"arxiv_version","alias_value":"1710.05049v2","created_at":"2026-05-18T00:23:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.05049","created_at":"2026-05-18T00:23:52Z"},{"alias_kind":"pith_short_12","alias_value":"77QNDEN2MOVZ","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"77QNDEN2MOVZKU7R","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"77QNDEN2","created_at":"2026-05-18T12:31:03Z"}],"graph_snapshots":[{"event_id":"sha256:38a5d6e2931f56b7c7f07273591372b9c2ec4adfa6da83cd6bbf3182476af877","target":"graph","created_at":"2026-05-18T00:23:52Z","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 study the spatially resolved star formation of 1494 galaxies in the SDSSIV-MaNGA Survey. SFRs are calculated using a two-step process, using $H_\\alpha$ in star forming regions and $D_n4000$ in regions identified as AGN/LI(N)ER or lineless. The roles of secular and environmental quenching processes are investigated by studying the dependence of the radial profiles of specific star formation rate on stellar mass, galaxy structure and environment. We report on the existence of `Centrally Suppressed' galaxies, which have suppressed SSFR in their cores compared to their disks. The profiles of ce","authors_text":"Ashley Spindler, Daniel Thomas, David R. Law, David Wake, Francesco Belfiore, Jos\\'e R. S\\'anchez-Gallego, Karen Masters, Kevin Bundy, Kyle Westfall, Matthew Bershady, Niv Drory, Vivienne Wild","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-10-13T18:27:50Z","title":"SDSS-IV MaNGA: The Spatial Distribution of Star Formation and its Dependence on Mass, Structure and Environment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.05049","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":"sha256:744db59e80b6ceec9871a70e08b4005097bf53c1619489ae36009865783a8e89","target":"record","created_at":"2026-05-18T00:23:52Z","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":"8d26f6dac11ee30d7436159222ff8e347d8e65c55b9b06b2f257ea0016cc377a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-10-13T18:27:50Z","title_canon_sha256":"45e06dad25434bae4da15dd7e5bca3de353ba56088a8b8be176f56e86690b7ea"},"schema_version":"1.0","source":{"id":"1710.05049","kind":"arxiv","version":2}},"canonical_sha256":"ffe0d191ba63ab9553f18cebdfbaef4fe92cdc31a022ba42479e959288c53771","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ffe0d191ba63ab9553f18cebdfbaef4fe92cdc31a022ba42479e959288c53771","first_computed_at":"2026-05-18T00:23:52.814338Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:23:52.814338Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9UWRVO1+G3Stu8oDsK6r8vMcjfzgJQfIGM4kk7FR2Fcr7e9hvAVCg8AbZfSihsnNt0XeQg67mAe2NG0oycjOCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:23:52.814948Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.05049","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:744db59e80b6ceec9871a70e08b4005097bf53c1619489ae36009865783a8e89","sha256:38a5d6e2931f56b7c7f07273591372b9c2ec4adfa6da83cd6bbf3182476af877"],"state_sha256":"35da9be8d5b50f32fbfbbe305fc13c1ad59e9772b091b016015114222f582a99"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"79StDUfrAPSIQikNhQRzsCIMa+MbsZsNNnL4ynHeQuaCG7oX7qVNzv4GZCPblc51vZnFDEZJ0y2LisFPv1uHDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T23:48:26.185170Z","bundle_sha256":"e98e457648267a2b7a1ae8447b0840d5af71e290a32d034caf3e29c3f77bfdc5"}}