{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:NY7TEOOTSIAYGWL6WLDV7DD4DX","short_pith_number":"pith:NY7TEOOT","canonical_record":{"source":{"id":"2403.04850","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-03-07T19:06:27Z","cross_cats_sorted":[],"title_canon_sha256":"2ae988fa1d802db20d79dd50028ea5acd18bc4f9129181e3b61e096ebfb538c8","abstract_canon_sha256":"20b44d753d7e160870f1b5abd3d601cb8f971c98a2c2e9f9e66de84b4864a891"},"schema_version":"1.0"},"canonical_sha256":"6e3f3239d3920183597eb2c75f8c7c1de21a20a0ac07479abaeaa13776af50a3","source":{"kind":"arxiv","id":"2403.04850","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.04850","created_at":"2026-07-05T08:54:47Z"},{"alias_kind":"arxiv_version","alias_value":"2403.04850v3","created_at":"2026-07-05T08:54:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.04850","created_at":"2026-07-05T08:54:47Z"},{"alias_kind":"pith_short_12","alias_value":"NY7TEOOTSIAY","created_at":"2026-07-05T08:54:47Z"},{"alias_kind":"pith_short_16","alias_value":"NY7TEOOTSIAYGWL6","created_at":"2026-07-05T08:54:47Z"},{"alias_kind":"pith_short_8","alias_value":"NY7TEOOT","created_at":"2026-07-05T08:54:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:NY7TEOOTSIAYGWL6WLDV7DD4DX","target":"record","payload":{"canonical_record":{"source":{"id":"2403.04850","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-03-07T19:06:27Z","cross_cats_sorted":[],"title_canon_sha256":"2ae988fa1d802db20d79dd50028ea5acd18bc4f9129181e3b61e096ebfb538c8","abstract_canon_sha256":"20b44d753d7e160870f1b5abd3d601cb8f971c98a2c2e9f9e66de84b4864a891"},"schema_version":"1.0"},"canonical_sha256":"6e3f3239d3920183597eb2c75f8c7c1de21a20a0ac07479abaeaa13776af50a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:54:47.986159Z","signature_b64":"JZcHtu31T7duHf9tPeGnIZSDxi2FI3JMITjdVoRpsRmLbA8e5cUzvQy3xovvufvrHy4Fn55VtFPB+t825KHCDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6e3f3239d3920183597eb2c75f8c7c1de21a20a0ac07479abaeaa13776af50a3","last_reissued_at":"2026-07-05T08:54:47.985710Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:54:47.985710Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2403.04850","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:54:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zCbQ/YMF/Lnaxp5OPWN4ord/tdbGhaASjnaOhhO12Ed5YQY9HowpF3A9aXU5oVPd4y84EUW/yqi/BVpU/Q+GAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T16:24:35.640649Z"},"content_sha256":"e3be56b00076c3bd324fd870ee2ffa7e0172423d51edb630b7ff016cf2927330","schema_version":"1.0","event_id":"sha256:e3be56b00076c3bd324fd870ee2ffa7e0172423d51edb630b7ff016cf2927330"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:NY7TEOOTSIAYGWL6WLDV7DD4DX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Complex angular structure of three elliptical galaxies from high-resolution ALMA observations of strong gravitational lenses","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"C. D. Fassnacht, C. M. O'Riordan, D. M. Powell, D. Wen, H. R. Stacey, J. P. McKean, S. Vegetti","submitted_at":"2024-03-07T19:06:27Z","abstract_excerpt":"The large-scale mass distributions of galaxy-scale strong lenses have long been assumed to be well-described by a singular ellipsoidal power-law density profile with external shear. However, the inflexibility of this model could lead to systematic errors in astrophysical parameters inferred with gravitational lensing observables. Here, we present observations with the Atacama Large (sub-)Millimetre Array (ALMA) of three strongly lensed dusty star-forming galaxies at $\\simeq30$ mas angular resolution and investigate the sensitivity of these data to angular structure in the lensing galaxies. We "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.04850","kind":"arxiv","version":3},"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/2403.04850/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":"2026-07-05T08:54:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jb8r2SOg6c22q4TLbz8ZoBZNqmg27RA/vwjGaEDNwfrzbr7AOU//S0lO+4SZ4oqxQbjoHMFhilR2jcPq41LaBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T16:24:35.641551Z"},"content_sha256":"8e3334b41c6b2197c5cce1f718ba1c29f776a9c914bc2cf907bf6601d0f47951","schema_version":"1.0","event_id":"sha256:8e3334b41c6b2197c5cce1f718ba1c29f776a9c914bc2cf907bf6601d0f47951"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NY7TEOOTSIAYGWL6WLDV7DD4DX/bundle.json","state_url":"https://pith.science/pith/NY7TEOOTSIAYGWL6WLDV7DD4DX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NY7TEOOTSIAYGWL6WLDV7DD4DX/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":"2026-08-16T16:24:35Z","links":{"resolver":"https://pith.science/pith/NY7TEOOTSIAYGWL6WLDV7DD4DX","bundle":"https://pith.science/pith/NY7TEOOTSIAYGWL6WLDV7DD4DX/bundle.json","state":"https://pith.science/pith/NY7TEOOTSIAYGWL6WLDV7DD4DX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NY7TEOOTSIAYGWL6WLDV7DD4DX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:NY7TEOOTSIAYGWL6WLDV7DD4DX","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":"20b44d753d7e160870f1b5abd3d601cb8f971c98a2c2e9f9e66de84b4864a891","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-03-07T19:06:27Z","title_canon_sha256":"2ae988fa1d802db20d79dd50028ea5acd18bc4f9129181e3b61e096ebfb538c8"},"schema_version":"1.0","source":{"id":"2403.04850","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.04850","created_at":"2026-07-05T08:54:47Z"},{"alias_kind":"arxiv_version","alias_value":"2403.04850v3","created_at":"2026-07-05T08:54:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.04850","created_at":"2026-07-05T08:54:47Z"},{"alias_kind":"pith_short_12","alias_value":"NY7TEOOTSIAY","created_at":"2026-07-05T08:54:47Z"},{"alias_kind":"pith_short_16","alias_value":"NY7TEOOTSIAYGWL6","created_at":"2026-07-05T08:54:47Z"},{"alias_kind":"pith_short_8","alias_value":"NY7TEOOT","created_at":"2026-07-05T08:54:47Z"}],"graph_snapshots":[{"event_id":"sha256:8e3334b41c6b2197c5cce1f718ba1c29f776a9c914bc2cf907bf6601d0f47951","target":"graph","created_at":"2026-07-05T08:54:47Z","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/2403.04850/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The large-scale mass distributions of galaxy-scale strong lenses have long been assumed to be well-described by a singular ellipsoidal power-law density profile with external shear. However, the inflexibility of this model could lead to systematic errors in astrophysical parameters inferred with gravitational lensing observables. Here, we present observations with the Atacama Large (sub-)Millimetre Array (ALMA) of three strongly lensed dusty star-forming galaxies at $\\simeq30$ mas angular resolution and investigate the sensitivity of these data to angular structure in the lensing galaxies. We ","authors_text":"C. D. Fassnacht, C. M. O'Riordan, D. M. Powell, D. Wen, H. R. Stacey, J. P. McKean, S. Vegetti","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-03-07T19:06:27Z","title":"Complex angular structure of three elliptical galaxies from high-resolution ALMA observations of strong gravitational lenses"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.04850","kind":"arxiv","version":3},"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:e3be56b00076c3bd324fd870ee2ffa7e0172423d51edb630b7ff016cf2927330","target":"record","created_at":"2026-07-05T08:54:47Z","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":"20b44d753d7e160870f1b5abd3d601cb8f971c98a2c2e9f9e66de84b4864a891","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-03-07T19:06:27Z","title_canon_sha256":"2ae988fa1d802db20d79dd50028ea5acd18bc4f9129181e3b61e096ebfb538c8"},"schema_version":"1.0","source":{"id":"2403.04850","kind":"arxiv","version":3}},"canonical_sha256":"6e3f3239d3920183597eb2c75f8c7c1de21a20a0ac07479abaeaa13776af50a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6e3f3239d3920183597eb2c75f8c7c1de21a20a0ac07479abaeaa13776af50a3","first_computed_at":"2026-07-05T08:54:47.985710Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:54:47.985710Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JZcHtu31T7duHf9tPeGnIZSDxi2FI3JMITjdVoRpsRmLbA8e5cUzvQy3xovvufvrHy4Fn55VtFPB+t825KHCDg==","signature_status":"signed_v1","signed_at":"2026-07-05T08:54:47.986159Z","signed_message":"canonical_sha256_bytes"},"source_id":"2403.04850","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e3be56b00076c3bd324fd870ee2ffa7e0172423d51edb630b7ff016cf2927330","sha256:8e3334b41c6b2197c5cce1f718ba1c29f776a9c914bc2cf907bf6601d0f47951"],"state_sha256":"e787dbe0b6485174e529d090ac9a668061de89e52b13039ad60ce1d7fc8eb15e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V9UqABxt86KqMKl5V4oerVWa9+qIPVbDXItTAMUZKNzePGaEfS5/u5/6Sd4Z4sOI43Qmm8emyIlNny8voNL5Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T16:24:35.659134Z","bundle_sha256":"616241db69e1f76b75525ec67d284a0667f317341dd4bc766ff7fea58658f220"}}