{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:VZRFDHWIWVIZWK5WRF55XOJCFT","short_pith_number":"pith:VZRFDHWI","canonical_record":{"source":{"id":"2211.06436","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-11-11T19:00:06Z","cross_cats_sorted":[],"title_canon_sha256":"04868ce9dd70f5d6ee9eb722549f9a39d6ad0b255075a5e3c8ff288a261bf216","abstract_canon_sha256":"7ea17c25cc7af1be1cdac97f56ca208892681f3669ff5dd356c139e748244c75"},"schema_version":"1.0"},"canonical_sha256":"ae62519ec8b5519b2bb6897bdbb9222ccb83be0d8fc1d9191e267687c80be974","source":{"kind":"arxiv","id":"2211.06436","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.06436","created_at":"2026-07-05T06:15:18Z"},{"alias_kind":"arxiv_version","alias_value":"2211.06436v1","created_at":"2026-07-05T06:15:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.06436","created_at":"2026-07-05T06:15:18Z"},{"alias_kind":"pith_short_12","alias_value":"VZRFDHWIWVIZ","created_at":"2026-07-05T06:15:18Z"},{"alias_kind":"pith_short_16","alias_value":"VZRFDHWIWVIZWK5W","created_at":"2026-07-05T06:15:18Z"},{"alias_kind":"pith_short_8","alias_value":"VZRFDHWI","created_at":"2026-07-05T06:15:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:VZRFDHWIWVIZWK5WRF55XOJCFT","target":"record","payload":{"canonical_record":{"source":{"id":"2211.06436","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-11-11T19:00:06Z","cross_cats_sorted":[],"title_canon_sha256":"04868ce9dd70f5d6ee9eb722549f9a39d6ad0b255075a5e3c8ff288a261bf216","abstract_canon_sha256":"7ea17c25cc7af1be1cdac97f56ca208892681f3669ff5dd356c139e748244c75"},"schema_version":"1.0"},"canonical_sha256":"ae62519ec8b5519b2bb6897bdbb9222ccb83be0d8fc1d9191e267687c80be974","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:15:18.027130Z","signature_b64":"CndOEOnYDiNDq6HNwsaNvm3OEs35jLfZw1kXxKlzp/ofEenDqZ2Arlhtt8xXHhJ9UunCuJB/HhQeg91UuqEMCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ae62519ec8b5519b2bb6897bdbb9222ccb83be0d8fc1d9191e267687c80be974","last_reissued_at":"2026-07-05T06:15:18.026702Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:15:18.026702Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2211.06436","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":"2026-07-05T06:15:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k0PJmclb+uHJw0ykTVeuku6pU8upxtRIvLV9HIWMErWSYsqX2Lm120RSyhf4d6KM1LAjqQnwbsEqx896Rle6AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T19:04:40.289459Z"},"content_sha256":"ce7e21ed2aad1638fcfb372824f8ec57f6e43333bf212bd464c4e796900a75b8","schema_version":"1.0","event_id":"sha256:ce7e21ed2aad1638fcfb372824f8ec57f6e43333bf212bd464c4e796900a75b8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:VZRFDHWIWVIZWK5WRF55XOJCFT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The CGM$^2$ Survey: Quenching and the Transformation of the Circumgalactic Medium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Jason Tumlinson, J. Christopher Howk, Jessica K. Werk, John M. O'Meara, Joseph N. Burchett, J. Xavier Prochaska, Kirill Tchernyshyov, Matthew C. Wilde, Nicolas Lehner, Nicolas Tejos, Rongmon Bordoloi, Todd M. Tripp","submitted_at":"2022-11-11T19:00:06Z","abstract_excerpt":"This study addresses how the incidence rate of strong O VI absorbers in a galaxy's circumgalactic medium (CGM) depends on galaxy mass and, independently, on the amount of star formation in the galaxy. We use HST/COS absorption spectroscopy of quasars to measure O VI absorption within 400 projected kpc and 300 km s$^{-1}$ of 52 $M_{*}\\sim 10^{10}$ $M_\\odot$ galaxies. The galaxies have redshifts $0.12<z<0.6$, stellar masses $10^{10.1} < M_* < 10^{10.9}$ $M_\\odot$, and spectroscopic classifications as star-forming or passive. We compare the incidence rates of high column density O VI absorption ("},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.06436","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2211.06436/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":"2026-07-05T06:15:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p82slMcMMeEoA8iDLfrYks/a5zUDcVhIoLcBrmmqHrQwx98wQXvofwiXmKS0K7eSHBDzuH4gszFDrT1p/2YwBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T19:04:40.291004Z"},"content_sha256":"f1dbcb54d8ca3c8bf2bc08807146fcef28d6473b82a512869243d7a56ac8f504","schema_version":"1.0","event_id":"sha256:f1dbcb54d8ca3c8bf2bc08807146fcef28d6473b82a512869243d7a56ac8f504"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VZRFDHWIWVIZWK5WRF55XOJCFT/bundle.json","state_url":"https://pith.science/pith/VZRFDHWIWVIZWK5WRF55XOJCFT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VZRFDHWIWVIZWK5WRF55XOJCFT/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":"2026-08-06T19:04:40Z","links":{"resolver":"https://pith.science/pith/VZRFDHWIWVIZWK5WRF55XOJCFT","bundle":"https://pith.science/pith/VZRFDHWIWVIZWK5WRF55XOJCFT/bundle.json","state":"https://pith.science/pith/VZRFDHWIWVIZWK5WRF55XOJCFT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VZRFDHWIWVIZWK5WRF55XOJCFT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:VZRFDHWIWVIZWK5WRF55XOJCFT","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":"7ea17c25cc7af1be1cdac97f56ca208892681f3669ff5dd356c139e748244c75","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-11-11T19:00:06Z","title_canon_sha256":"04868ce9dd70f5d6ee9eb722549f9a39d6ad0b255075a5e3c8ff288a261bf216"},"schema_version":"1.0","source":{"id":"2211.06436","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.06436","created_at":"2026-07-05T06:15:18Z"},{"alias_kind":"arxiv_version","alias_value":"2211.06436v1","created_at":"2026-07-05T06:15:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.06436","created_at":"2026-07-05T06:15:18Z"},{"alias_kind":"pith_short_12","alias_value":"VZRFDHWIWVIZ","created_at":"2026-07-05T06:15:18Z"},{"alias_kind":"pith_short_16","alias_value":"VZRFDHWIWVIZWK5W","created_at":"2026-07-05T06:15:18Z"},{"alias_kind":"pith_short_8","alias_value":"VZRFDHWI","created_at":"2026-07-05T06:15:18Z"}],"graph_snapshots":[{"event_id":"sha256:f1dbcb54d8ca3c8bf2bc08807146fcef28d6473b82a512869243d7a56ac8f504","target":"graph","created_at":"2026-07-05T06:15:18Z","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/2211.06436/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This study addresses how the incidence rate of strong O VI absorbers in a galaxy's circumgalactic medium (CGM) depends on galaxy mass and, independently, on the amount of star formation in the galaxy. We use HST/COS absorption spectroscopy of quasars to measure O VI absorption within 400 projected kpc and 300 km s$^{-1}$ of 52 $M_{*}\\sim 10^{10}$ $M_\\odot$ galaxies. The galaxies have redshifts $0.12<z<0.6$, stellar masses $10^{10.1} < M_* < 10^{10.9}$ $M_\\odot$, and spectroscopic classifications as star-forming or passive. We compare the incidence rates of high column density O VI absorption (","authors_text":"Jason Tumlinson, J. Christopher Howk, Jessica K. Werk, John M. O'Meara, Joseph N. Burchett, J. Xavier Prochaska, Kirill Tchernyshyov, Matthew C. Wilde, Nicolas Lehner, Nicolas Tejos, Rongmon Bordoloi, Todd M. Tripp","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-11-11T19:00:06Z","title":"The CGM$^2$ Survey: Quenching and the Transformation of the Circumgalactic Medium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.06436","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:ce7e21ed2aad1638fcfb372824f8ec57f6e43333bf212bd464c4e796900a75b8","target":"record","created_at":"2026-07-05T06:15:18Z","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":"7ea17c25cc7af1be1cdac97f56ca208892681f3669ff5dd356c139e748244c75","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-11-11T19:00:06Z","title_canon_sha256":"04868ce9dd70f5d6ee9eb722549f9a39d6ad0b255075a5e3c8ff288a261bf216"},"schema_version":"1.0","source":{"id":"2211.06436","kind":"arxiv","version":1}},"canonical_sha256":"ae62519ec8b5519b2bb6897bdbb9222ccb83be0d8fc1d9191e267687c80be974","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ae62519ec8b5519b2bb6897bdbb9222ccb83be0d8fc1d9191e267687c80be974","first_computed_at":"2026-07-05T06:15:18.026702Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:15:18.026702Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CndOEOnYDiNDq6HNwsaNvm3OEs35jLfZw1kXxKlzp/ofEenDqZ2Arlhtt8xXHhJ9UunCuJB/HhQeg91UuqEMCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:15:18.027130Z","signed_message":"canonical_sha256_bytes"},"source_id":"2211.06436","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ce7e21ed2aad1638fcfb372824f8ec57f6e43333bf212bd464c4e796900a75b8","sha256:f1dbcb54d8ca3c8bf2bc08807146fcef28d6473b82a512869243d7a56ac8f504"],"state_sha256":"e458ce4969c2cd5a668335d1645c3a62f3955113f5990a7a7adfd26b363f25eb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7p/VlWBQWT2na3aIMu0lvD2VtZKqeeq8EwKEH6Ev0fRFOoCecGHN37SfrwQ9a3KlixfEIHNxPWcfBYfS6vPBCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T19:04:40.297903Z","bundle_sha256":"04268ff4ba3cc95175363dfe7f1d01ce63b97b83e24a3aa10554bb7a2b0d8980"}}