{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:LWJNOTGQGBNAYTLVIZL4WQEQJR","short_pith_number":"pith:LWJNOTGQ","canonical_record":{"source":{"id":"1901.11416","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-01-31T15:11:40Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"f042325a98620ecb067f1f9ab8800cd26efbbc89d912364b0d2f2e5e68943f50","abstract_canon_sha256":"4e0649c583f70d58366895d69b2b413fdbc8f172b67693b1e8ac1694c1fbdb35"},"schema_version":"1.0"},"canonical_sha256":"5d92d74cd0305a0c4d754657cb40904c4f432eadbd8f1c99d6aaa008e5d9541e","source":{"kind":"arxiv","id":"1901.11416","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.11416","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"arxiv_version","alias_value":"1901.11416v1","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.11416","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"pith_short_12","alias_value":"LWJNOTGQGBNA","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"LWJNOTGQGBNAYTLV","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"LWJNOTGQ","created_at":"2026-05-18T12:33:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:LWJNOTGQGBNAYTLVIZL4WQEQJR","target":"record","payload":{"canonical_record":{"source":{"id":"1901.11416","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-01-31T15:11:40Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"f042325a98620ecb067f1f9ab8800cd26efbbc89d912364b0d2f2e5e68943f50","abstract_canon_sha256":"4e0649c583f70d58366895d69b2b413fdbc8f172b67693b1e8ac1694c1fbdb35"},"schema_version":"1.0"},"canonical_sha256":"5d92d74cd0305a0c4d754657cb40904c4f432eadbd8f1c99d6aaa008e5d9541e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:54:15.047411Z","signature_b64":"0R9Ll+LqYIW7elT6voBoofvZeWG60ecMAo4dFsKDzHEEel1K8QoJHkeoNwaE5yRvamseEJRAtMNsOLTk2CT8Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5d92d74cd0305a0c4d754657cb40904c4f432eadbd8f1c99d6aaa008e5d9541e","last_reissued_at":"2026-05-17T23:54:15.046994Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:54:15.046994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.11416","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":"2026-05-17T23:54:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PmnOZPoosYlv/IhMQynGai0P3GZ1LdtsdhazPdbknKki5tMLzNSALMnDLlyjF25AwDWnLGodjgkW5xJLXRWyCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T06:29:05.954472Z"},"content_sha256":"214cb538fd81b69fdfd9c57d23381e21a5572f3c90eb76dc3849c5dc00c3f560","schema_version":"1.0","event_id":"sha256:214cb538fd81b69fdfd9c57d23381e21a5572f3c90eb76dc3849c5dc00c3f560"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:LWJNOTGQGBNAYTLVIZL4WQEQJR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"MusE GAs FLOw and Wind (MEGAFLOW) II. A study of gas accretion around $z\\approx1$ star-forming galaxies with background quasars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Gabriele Pezzulli, Hayley Finley, Ilane Schroetter, Johannes Zabl, Joop Schaye, Lutz Wisotzki, Martin Wendt, Nicolas F. Bouch\\'e, Peter Mitchell, Raffaella A. Marino, Simon Conseil, Sowgat Muzahid, Thierry Contini","submitted_at":"2019-01-31T15:11:40Z","abstract_excerpt":"We use the MusE GAs FLOw and Wind (MEGAFLOW) survey to study the kinematics of extended disk-like structures of cold gas around $z\\approx1$ star-forming galaxies. The combination of VLT/MUSE and VLT/UVES observations allows us to connect the kinematics of the gas measured through MgII quasar absorption spectroscopy to the kinematics and orientation of the associated galaxies constrained through integral field spectroscopy. Confirming previous results, we find that the galaxy-absorber pairs of the MEGAFLOW survey follow a strong bimodal distribution, consistent with a picture of MgII absorption"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.11416","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":"2026-05-17T23:54:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lMOFNmBJIqKXtcbGLsENahkRSxF2hKbXBgPbfuOzsjiPI4vr+2O8pa96w8xwQSwY9joysfsRM7xyZPnwHuc6BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T06:29:05.955200Z"},"content_sha256":"39cbeb1ef5319750328da6aa326ad5f5d9647b60f264eeeda651eaaa47038418","schema_version":"1.0","event_id":"sha256:39cbeb1ef5319750328da6aa326ad5f5d9647b60f264eeeda651eaaa47038418"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LWJNOTGQGBNAYTLVIZL4WQEQJR/bundle.json","state_url":"https://pith.science/pith/LWJNOTGQGBNAYTLVIZL4WQEQJR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LWJNOTGQGBNAYTLVIZL4WQEQJR/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":"2026-06-06T06:29:05Z","links":{"resolver":"https://pith.science/pith/LWJNOTGQGBNAYTLVIZL4WQEQJR","bundle":"https://pith.science/pith/LWJNOTGQGBNAYTLVIZL4WQEQJR/bundle.json","state":"https://pith.science/pith/LWJNOTGQGBNAYTLVIZL4WQEQJR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LWJNOTGQGBNAYTLVIZL4WQEQJR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:LWJNOTGQGBNAYTLVIZL4WQEQJR","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":"4e0649c583f70d58366895d69b2b413fdbc8f172b67693b1e8ac1694c1fbdb35","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-01-31T15:11:40Z","title_canon_sha256":"f042325a98620ecb067f1f9ab8800cd26efbbc89d912364b0d2f2e5e68943f50"},"schema_version":"1.0","source":{"id":"1901.11416","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.11416","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"arxiv_version","alias_value":"1901.11416v1","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.11416","created_at":"2026-05-17T23:54:15Z"},{"alias_kind":"pith_short_12","alias_value":"LWJNOTGQGBNA","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_16","alias_value":"LWJNOTGQGBNAYTLV","created_at":"2026-05-18T12:33:21Z"},{"alias_kind":"pith_short_8","alias_value":"LWJNOTGQ","created_at":"2026-05-18T12:33:21Z"}],"graph_snapshots":[{"event_id":"sha256:39cbeb1ef5319750328da6aa326ad5f5d9647b60f264eeeda651eaaa47038418","target":"graph","created_at":"2026-05-17T23:54:15Z","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 use the MusE GAs FLOw and Wind (MEGAFLOW) survey to study the kinematics of extended disk-like structures of cold gas around $z\\approx1$ star-forming galaxies. The combination of VLT/MUSE and VLT/UVES observations allows us to connect the kinematics of the gas measured through MgII quasar absorption spectroscopy to the kinematics and orientation of the associated galaxies constrained through integral field spectroscopy. Confirming previous results, we find that the galaxy-absorber pairs of the MEGAFLOW survey follow a strong bimodal distribution, consistent with a picture of MgII absorption","authors_text":"Gabriele Pezzulli, Hayley Finley, Ilane Schroetter, Johannes Zabl, Joop Schaye, Lutz Wisotzki, Martin Wendt, Nicolas F. Bouch\\'e, Peter Mitchell, Raffaella A. Marino, Simon Conseil, Sowgat Muzahid, Thierry Contini","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-01-31T15:11:40Z","title":"MusE GAs FLOw and Wind (MEGAFLOW) II. A study of gas accretion around $z\\approx1$ star-forming galaxies with background quasars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.11416","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":"sha256:214cb538fd81b69fdfd9c57d23381e21a5572f3c90eb76dc3849c5dc00c3f560","target":"record","created_at":"2026-05-17T23:54:15Z","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":"4e0649c583f70d58366895d69b2b413fdbc8f172b67693b1e8ac1694c1fbdb35","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-01-31T15:11:40Z","title_canon_sha256":"f042325a98620ecb067f1f9ab8800cd26efbbc89d912364b0d2f2e5e68943f50"},"schema_version":"1.0","source":{"id":"1901.11416","kind":"arxiv","version":1}},"canonical_sha256":"5d92d74cd0305a0c4d754657cb40904c4f432eadbd8f1c99d6aaa008e5d9541e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5d92d74cd0305a0c4d754657cb40904c4f432eadbd8f1c99d6aaa008e5d9541e","first_computed_at":"2026-05-17T23:54:15.046994Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:54:15.046994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0R9Ll+LqYIW7elT6voBoofvZeWG60ecMAo4dFsKDzHEEel1K8QoJHkeoNwaE5yRvamseEJRAtMNsOLTk2CT8Dg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:54:15.047411Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.11416","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:214cb538fd81b69fdfd9c57d23381e21a5572f3c90eb76dc3849c5dc00c3f560","sha256:39cbeb1ef5319750328da6aa326ad5f5d9647b60f264eeeda651eaaa47038418"],"state_sha256":"0598b94cc70152476d1cffa1c38b9dd5d38afc708e2f6554523ca411c4e64179"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"irNhZSZzOjRntjlF1gVOknTnlVSP4IJhDbNVD+x4oMyoRIGLa+Cbxs9hHY9hihnIB+HpU9jx5FPaSj3AktJYCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T06:29:05.959460Z","bundle_sha256":"468ebece59a9db4c05068a3acd0168df95b254f7b34b9c048feb1caa53304ce1"}}