{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:LE7LKZU6R53QA7ZSBO6DHK6YAV","short_pith_number":"pith:LE7LKZU6","canonical_record":{"source":{"id":"0804.4686","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-04-29T20:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"cc20ef1f9333c0c4b94673bcb7d014b2aa33e96bc359c8ff0256e19d35ae0418","abstract_canon_sha256":"f5a34fe5d14b7b489c213a5b965b0c816a50ee4073efb1e94eb3db85ab5ea588"},"schema_version":"1.0"},"canonical_sha256":"593eb5669e8f77007f320bbc33abd80558207f1c5f113333868b21b579e9acf9","source":{"kind":"arxiv","id":"0804.4686","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0804.4686","created_at":"2026-07-04T15:44:48Z"},{"alias_kind":"arxiv_version","alias_value":"0804.4686v2","created_at":"2026-07-04T15:44:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0804.4686","created_at":"2026-07-04T15:44:48Z"},{"alias_kind":"pith_short_12","alias_value":"LE7LKZU6R53Q","created_at":"2026-07-04T15:44:48Z"},{"alias_kind":"pith_short_16","alias_value":"LE7LKZU6R53QA7ZS","created_at":"2026-07-04T15:44:48Z"},{"alias_kind":"pith_short_8","alias_value":"LE7LKZU6","created_at":"2026-07-04T15:44:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:LE7LKZU6R53QA7ZSBO6DHK6YAV","target":"record","payload":{"canonical_record":{"source":{"id":"0804.4686","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-04-29T20:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"cc20ef1f9333c0c4b94673bcb7d014b2aa33e96bc359c8ff0256e19d35ae0418","abstract_canon_sha256":"f5a34fe5d14b7b489c213a5b965b0c816a50ee4073efb1e94eb3db85ab5ea588"},"schema_version":"1.0"},"canonical_sha256":"593eb5669e8f77007f320bbc33abd80558207f1c5f113333868b21b579e9acf9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:44:48.994742Z","signature_b64":"gFP6cTEv39PMXk6Hr0plkBnKtpPhkRhjn2RiKlB7v1cR+4Xa6/y3N9mhqYEAu+ETilm6po6k2tVn6BlMr+K9Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"593eb5669e8f77007f320bbc33abd80558207f1c5f113333868b21b579e9acf9","last_reissued_at":"2026-07-04T15:44:48.994287Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:44:48.994287Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0804.4686","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":"2026-07-04T15:44:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UCKUOSw+rVB586PYDSTRzUqADy2pzIDVNkYIDJ0iNYsNpwjRFci5Jx78fZR61f2tKBXlTPV5CnbKCwMX5Rm3Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T22:35:56.963326Z"},"content_sha256":"26eaf84a6b077f0c00ad7d14361148140bcb3550913fdc19f4da9e4c94ed5e81","schema_version":"1.0","event_id":"sha256:26eaf84a6b077f0c00ad7d14361148140bcb3550913fdc19f4da9e4c94ed5e81"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:LE7LKZU6R53QA7ZSBO6DHK6YAV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ubiquitous outflows in DEEP2 spectra of star-forming galaxies at z=1.4","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"2), (2) UCSD, (3) UCO/Lick, (4) U. of Pittsburgh, (5) U. of Toronto, (6) U. of Nottingham, (7) NOAO), Aaron A. Dutton (3), Alison L. Coil (1, Benjamin J. Weiner (1), Christopher J. Conselice (6), David C. Koo (3), G.H. Rieke (1), Jason X. Prochaska (3), Jeffrey A. Newman (4), Jennifer M. Lotz (7), Kevin Bundy (5), K.H.R. Rubin (3) ((1) Steward Observatory, Michael C. Cooper (1), S. M. Faber (3)","submitted_at":"2008-04-29T20:00:03Z","abstract_excerpt":"Galactic winds are a prime suspect for the metal enrichment of the intergalactic medium and may have a strong influence on the chemical evolution of galaxies and the nature of QSO absorption line systems. We use a sample of 1406 galaxy spectra at z~1.4 from the DEEP2 redshift survey to show that blueshifted Mg II 2796, 2803 A absorption is ubiquitous in starforming galaxies at this epoch. This is the first detection of frequent outflowing galactic winds at z~1. The presence and depth of absorption are independent of AGN spectral signatures or galaxy morphology; major mergers are not a prerequi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0804.4686","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0804.4686/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":"2026-07-04T15:44:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"La0QabYrWSBUpLTueh1oN/L6541NmC2BFwYCSEfXrlETn2L9oOfwLQ9xbrozKmD1sNnECoXRS4WeUCRNsv17Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T22:35:56.964213Z"},"content_sha256":"a7151470a1f05a8cc01c7cac1f5e7f77bcac283ec199686f2efc09160f99e940","schema_version":"1.0","event_id":"sha256:a7151470a1f05a8cc01c7cac1f5e7f77bcac283ec199686f2efc09160f99e940"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LE7LKZU6R53QA7ZSBO6DHK6YAV/bundle.json","state_url":"https://pith.science/pith/LE7LKZU6R53QA7ZSBO6DHK6YAV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LE7LKZU6R53QA7ZSBO6DHK6YAV/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":"2026-08-03T22:35:56Z","links":{"resolver":"https://pith.science/pith/LE7LKZU6R53QA7ZSBO6DHK6YAV","bundle":"https://pith.science/pith/LE7LKZU6R53QA7ZSBO6DHK6YAV/bundle.json","state":"https://pith.science/pith/LE7LKZU6R53QA7ZSBO6DHK6YAV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LE7LKZU6R53QA7ZSBO6DHK6YAV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:LE7LKZU6R53QA7ZSBO6DHK6YAV","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":"f5a34fe5d14b7b489c213a5b965b0c816a50ee4073efb1e94eb3db85ab5ea588","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-04-29T20:00:03Z","title_canon_sha256":"cc20ef1f9333c0c4b94673bcb7d014b2aa33e96bc359c8ff0256e19d35ae0418"},"schema_version":"1.0","source":{"id":"0804.4686","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0804.4686","created_at":"2026-07-04T15:44:48Z"},{"alias_kind":"arxiv_version","alias_value":"0804.4686v2","created_at":"2026-07-04T15:44:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0804.4686","created_at":"2026-07-04T15:44:48Z"},{"alias_kind":"pith_short_12","alias_value":"LE7LKZU6R53Q","created_at":"2026-07-04T15:44:48Z"},{"alias_kind":"pith_short_16","alias_value":"LE7LKZU6R53QA7ZS","created_at":"2026-07-04T15:44:48Z"},{"alias_kind":"pith_short_8","alias_value":"LE7LKZU6","created_at":"2026-07-04T15:44:48Z"}],"graph_snapshots":[{"event_id":"sha256:a7151470a1f05a8cc01c7cac1f5e7f77bcac283ec199686f2efc09160f99e940","target":"graph","created_at":"2026-07-04T15:44:48Z","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/0804.4686/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Galactic winds are a prime suspect for the metal enrichment of the intergalactic medium and may have a strong influence on the chemical evolution of galaxies and the nature of QSO absorption line systems. We use a sample of 1406 galaxy spectra at z~1.4 from the DEEP2 redshift survey to show that blueshifted Mg II 2796, 2803 A absorption is ubiquitous in starforming galaxies at this epoch. This is the first detection of frequent outflowing galactic winds at z~1. The presence and depth of absorption are independent of AGN spectral signatures or galaxy morphology; major mergers are not a prerequi","authors_text":"2), (2) UCSD, (3) UCO/Lick, (4) U. of Pittsburgh, (5) U. of Toronto, (6) U. of Nottingham, (7) NOAO), Aaron A. Dutton (3), Alison L. Coil (1, Benjamin J. Weiner (1), Christopher J. Conselice (6), David C. Koo (3), G.H. Rieke (1), Jason X. Prochaska (3), Jeffrey A. Newman (4), Jennifer M. Lotz (7), Kevin Bundy (5), K.H.R. Rubin (3) ((1) Steward Observatory, Michael C. Cooper (1), S. M. Faber (3)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-04-29T20:00:03Z","title":"Ubiquitous outflows in DEEP2 spectra of star-forming galaxies at z=1.4"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0804.4686","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":"sha256:26eaf84a6b077f0c00ad7d14361148140bcb3550913fdc19f4da9e4c94ed5e81","target":"record","created_at":"2026-07-04T15:44:48Z","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":"f5a34fe5d14b7b489c213a5b965b0c816a50ee4073efb1e94eb3db85ab5ea588","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-04-29T20:00:03Z","title_canon_sha256":"cc20ef1f9333c0c4b94673bcb7d014b2aa33e96bc359c8ff0256e19d35ae0418"},"schema_version":"1.0","source":{"id":"0804.4686","kind":"arxiv","version":2}},"canonical_sha256":"593eb5669e8f77007f320bbc33abd80558207f1c5f113333868b21b579e9acf9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"593eb5669e8f77007f320bbc33abd80558207f1c5f113333868b21b579e9acf9","first_computed_at":"2026-07-04T15:44:48.994287Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:44:48.994287Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gFP6cTEv39PMXk6Hr0plkBnKtpPhkRhjn2RiKlB7v1cR+4Xa6/y3N9mhqYEAu+ETilm6po6k2tVn6BlMr+K9Bg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:44:48.994742Z","signed_message":"canonical_sha256_bytes"},"source_id":"0804.4686","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:26eaf84a6b077f0c00ad7d14361148140bcb3550913fdc19f4da9e4c94ed5e81","sha256:a7151470a1f05a8cc01c7cac1f5e7f77bcac283ec199686f2efc09160f99e940"],"state_sha256":"50b4696f95cda87403b22afd43679009094daa7685f284f868bf0cd9566cbd84"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a9F/UDrNTkhOdt8wmelWLuuKS34wBDBs/ecvJvFeA2STxGPPKNQCyXcxRsVyCvHoueRcIE2Na73lBTTnxyozDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T22:35:56.969927Z","bundle_sha256":"1395b04f4b3f949835df06921eee5e1856df6f9b3e470e36b1da6d190c777f6f"}}