{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:PVIZCLFPIWWQO4LNPEYKRXP4VW","short_pith_number":"pith:PVIZCLFP","canonical_record":{"source":{"id":"2607.18315","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-17T19:57:59Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"ec7f71245cedf735a9aefe47b19380843061aac9da77cac644ed71597d63c144","abstract_canon_sha256":"5bc2fc4bd1e884764ae19103267f043be9a7a2683d95e88b89e3df89c4befce0"},"schema_version":"1.0"},"canonical_sha256":"7d51912caf45ad07716d7930a8ddfcad8dd421c2676dc750e68d61d76e31a748","source":{"kind":"arxiv","id":"2607.18315","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.18315","created_at":"2026-07-22T00:22:41Z"},{"alias_kind":"arxiv_version","alias_value":"2607.18315v1","created_at":"2026-07-22T00:22:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.18315","created_at":"2026-07-22T00:22:41Z"},{"alias_kind":"pith_short_12","alias_value":"PVIZCLFPIWWQ","created_at":"2026-07-22T00:22:41Z"},{"alias_kind":"pith_short_16","alias_value":"PVIZCLFPIWWQO4LN","created_at":"2026-07-22T00:22:41Z"},{"alias_kind":"pith_short_8","alias_value":"PVIZCLFP","created_at":"2026-07-22T00:22:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:PVIZCLFPIWWQO4LNPEYKRXP4VW","target":"record","payload":{"canonical_record":{"source":{"id":"2607.18315","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-17T19:57:59Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"ec7f71245cedf735a9aefe47b19380843061aac9da77cac644ed71597d63c144","abstract_canon_sha256":"5bc2fc4bd1e884764ae19103267f043be9a7a2683d95e88b89e3df89c4befce0"},"schema_version":"1.0"},"canonical_sha256":"7d51912caf45ad07716d7930a8ddfcad8dd421c2676dc750e68d61d76e31a748","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-22T00:22:41.357701Z","signature_b64":"iAeBOR2PfFCKQ9KwBf9AWIuFeympZXCOsgUXk5HwES5GJ1A/V5MsZk6KVmv7KyPNAvKgB6fPPOleZtakFIRVCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7d51912caf45ad07716d7930a8ddfcad8dd421c2676dc750e68d61d76e31a748","last_reissued_at":"2026-07-22T00:22:41.356937Z","signature_status":"signed_v1","first_computed_at":"2026-07-22T00:22:41.356937Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.18315","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":"2026-07-22T00:22:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SeNdwkEfPr3LYvSUylkLfoNBJZQloCRXpGCjwttvHYv9BClKnDgeZ5U5d/VODD5UuXuziZjqiOLZkNfolHEcDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T02:21:26.935490Z"},"content_sha256":"262babec5bac6923bcba6bb8b4fa9d5dc643efc537ac63fca0591cf403cd4324","schema_version":"1.0","event_id":"sha256:262babec5bac6923bcba6bb8b4fa9d5dc643efc537ac63fca0591cf403cd4324"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:PVIZCLFPIWWQO4LNPEYKRXP4VW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gas Motions in Hydra-A: XRISM Constraints on ICM Kinematics Across Jet-Inflated Cavities","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.HE","authors_text":"A. Fabian, Anwesh Majumder, A. Simionescu, B.R. McNamara, H. Russell, M. McDonald, M.W. Wise, N. Werner, P.E.J. Nulsen, T. Heckman, T. Rose","submitted_at":"2026-07-17T19:57:59Z","abstract_excerpt":"We report on two deep XRISM observations of the central and northern regions of Hydra-A's X-ray atmosphere covering the bubbles inflated by jets from the central galaxy's active galactic nucleus (AGN). We use spatial-spectral mixing that combines Chandra's high spatial resolution with XRISM's high spectral resolution to investigate atmospheric kinematics. The atmospheric velocity dispersion in the northern region, $\\sigma_v = 140^{+30}_{-20}$ km s$^{-1}$, is comparable to that in the central region ($\\sigma_v = 162 \\pm 10$ km s$^{-1}$). We show that the motion of the large-scale cocoon shock f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.18315","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/2607.18315/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":"2026-07-22T00:22:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gKa2W9Y4Opt0jQ1n++JW5NKIxZ5g6QFszm6JCQKa532DT3vKioVPKU0S2ZZvu9gEuugKxi4H0Trp08qFcp1aDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T02:21:26.936200Z"},"content_sha256":"c70f210285d83855543daa64ba5844d6a9436041851e6130cc1776ac4935b2f0","schema_version":"1.0","event_id":"sha256:c70f210285d83855543daa64ba5844d6a9436041851e6130cc1776ac4935b2f0"},{"event_type":"integrity_finding","subject_pith_number":"pith:2026:PVIZCLFPIWWQO4LNPEYKRXP4VW","target":"integrity","payload":{"note":"Identifier '10.1007/978-3-540-88055-434' is syntactically valid but the DOI registry (doi.org) returned 404, and Crossref / OpenAlex / internal corpus also have no record. The cited work could not be located through any authoritative source.","snippet":"Lodders, K., Palme, H., & Gail, H. P. 2009, Landolt B¨ ornstein, 4B, 712, doi: 10.1007/978-3-540-88055-434","arxiv_id":"2607.18315","detector":"doi_compliance","evidence":{"doi":"10.1007/978-3-540-88055-434","arxiv_id":null,"ref_index":28,"raw_excerpt":"Lodders, K., Palme, H., & Gail, H. P. 2009, Landolt B¨ ornstein, 4B, 712, doi: 10.1007/978-3-540-88055-434","parse_status":"well_formed","verdict_class":"cross_source","checked_sources":["crossref_by_doi","openalex_by_doi","doi_org_head"],"resolution_status":"hard_miss"},"severity":"critical","ref_index":28,"audited_at":"2026-08-01T20:59:45.568690Z","event_type":"pith.integrity.v1","detected_doi":"10.1007/978-3-540-88055-434","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"unresolvable_identifier","evidence_hash":"4f93b302aed6b1c730e032a7762049dfcf818a71e839545f86747b52f4dd3a1a","paper_version":1,"verdict_class":"cross_source","resolved_title":null,"detector_version":"1.1.0","detected_arxiv_id":null,"integrity_event_id":16617,"payload_sha256":"6ea95b83bee2c123280a95acb185a7b2e978f55fe93371b1bcfa5588b805ce57","signature_b64":"9/UMER3zM6MBePXm/aMcV+tEHtFsfwBlx7dhx7s7iw2hjGSOYF9k//R+BlA0M+3v/wJKmBQDpjMmFxw5yCaqDA==","signing_key_id":"pith-v1-2026-05"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-01T21:03:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EZzM//6aCNyHtY7loRXTY/afUXpyORP88YOeyeCS7g3aZUQhAf02Jvq8ye/hlZs0+1Z9QiFOLr9c9WrJ/g8/CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T02:21:26.940549Z"},"content_sha256":"28f46790e642519bc59bc418a8b186aa69d411283e6542d753de64b019448aeb","schema_version":"1.0","event_id":"sha256:28f46790e642519bc59bc418a8b186aa69d411283e6542d753de64b019448aeb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PVIZCLFPIWWQO4LNPEYKRXP4VW/bundle.json","state_url":"https://pith.science/pith/PVIZCLFPIWWQO4LNPEYKRXP4VW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PVIZCLFPIWWQO4LNPEYKRXP4VW/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":"2026-08-05T02:21:26Z","links":{"resolver":"https://pith.science/pith/PVIZCLFPIWWQO4LNPEYKRXP4VW","bundle":"https://pith.science/pith/PVIZCLFPIWWQO4LNPEYKRXP4VW/bundle.json","state":"https://pith.science/pith/PVIZCLFPIWWQO4LNPEYKRXP4VW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PVIZCLFPIWWQO4LNPEYKRXP4VW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:PVIZCLFPIWWQO4LNPEYKRXP4VW","merge_version":"pith-open-graph-merge-v1","event_count":3,"valid_event_count":3,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"5bc2fc4bd1e884764ae19103267f043be9a7a2683d95e88b89e3df89c4befce0","cross_cats_sorted":["astro-ph.CO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-17T19:57:59Z","title_canon_sha256":"ec7f71245cedf735a9aefe47b19380843061aac9da77cac644ed71597d63c144"},"schema_version":"1.0","source":{"id":"2607.18315","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.18315","created_at":"2026-07-22T00:22:41Z"},{"alias_kind":"arxiv_version","alias_value":"2607.18315v1","created_at":"2026-07-22T00:22:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.18315","created_at":"2026-07-22T00:22:41Z"},{"alias_kind":"pith_short_12","alias_value":"PVIZCLFPIWWQ","created_at":"2026-07-22T00:22:41Z"},{"alias_kind":"pith_short_16","alias_value":"PVIZCLFPIWWQO4LN","created_at":"2026-07-22T00:22:41Z"},{"alias_kind":"pith_short_8","alias_value":"PVIZCLFP","created_at":"2026-07-22T00:22:41Z"}],"graph_snapshots":[{"event_id":"sha256:c70f210285d83855543daa64ba5844d6a9436041851e6130cc1776ac4935b2f0","target":"graph","created_at":"2026-07-22T00:22:41Z","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/2607.18315/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report on two deep XRISM observations of the central and northern regions of Hydra-A's X-ray atmosphere covering the bubbles inflated by jets from the central galaxy's active galactic nucleus (AGN). We use spatial-spectral mixing that combines Chandra's high spatial resolution with XRISM's high spectral resolution to investigate atmospheric kinematics. The atmospheric velocity dispersion in the northern region, $\\sigma_v = 140^{+30}_{-20}$ km s$^{-1}$, is comparable to that in the central region ($\\sigma_v = 162 \\pm 10$ km s$^{-1}$). We show that the motion of the large-scale cocoon shock f","authors_text":"A. Fabian, Anwesh Majumder, A. Simionescu, B.R. McNamara, H. Russell, M. McDonald, M.W. Wise, N. Werner, P.E.J. Nulsen, T. Heckman, T. Rose","cross_cats":["astro-ph.CO"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-17T19:57:59Z","title":"Gas Motions in Hydra-A: XRISM Constraints on ICM Kinematics Across Jet-Inflated Cavities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.18315","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":"sha256:262babec5bac6923bcba6bb8b4fa9d5dc643efc537ac63fca0591cf403cd4324","target":"record","created_at":"2026-07-22T00:22:41Z","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":"5bc2fc4bd1e884764ae19103267f043be9a7a2683d95e88b89e3df89c4befce0","cross_cats_sorted":["astro-ph.CO"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-07-17T19:57:59Z","title_canon_sha256":"ec7f71245cedf735a9aefe47b19380843061aac9da77cac644ed71597d63c144"},"schema_version":"1.0","source":{"id":"2607.18315","kind":"arxiv","version":1}},"canonical_sha256":"7d51912caf45ad07716d7930a8ddfcad8dd421c2676dc750e68d61d76e31a748","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7d51912caf45ad07716d7930a8ddfcad8dd421c2676dc750e68d61d76e31a748","first_computed_at":"2026-07-22T00:22:41.356937Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-22T00:22:41.356937Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iAeBOR2PfFCKQ9KwBf9AWIuFeympZXCOsgUXk5HwES5GJ1A/V5MsZk6KVmv7KyPNAvKgB6fPPOleZtakFIRVCA==","signature_status":"signed_v1","signed_at":"2026-07-22T00:22:41.357701Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.18315","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:262babec5bac6923bcba6bb8b4fa9d5dc643efc537ac63fca0591cf403cd4324","sha256:c70f210285d83855543daa64ba5844d6a9436041851e6130cc1776ac4935b2f0","sha256:28f46790e642519bc59bc418a8b186aa69d411283e6542d753de64b019448aeb"],"state_sha256":"083108612b3b2c979431f8bc802d5ea3a6ed5d2b5fa2e688c8620c0aa997433b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9lTVjgtGXPoTn8otKMZiRyfcrV1ilbEkb51A6KvMpZ45AnpA+ppfnHODZhT+RRrCQoHS1pGcUS2Y2vrv1MngDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T02:21:26.944302Z","bundle_sha256":"0b3346d30d32c9fb469fa80d531d3da0394e031ae0172626e16c21618f68917f"}}