{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:2WGVTRWUAO6TINAZI23YTRQFBN","short_pith_number":"pith:2WGVTRWU","canonical_record":{"source":{"id":"2408.04256","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-08-08T06:49:35Z","cross_cats_sorted":[],"title_canon_sha256":"f36600bfdc7de019d80fc3b4361cba81839a5af7ca194c7d6b3cd1ace07fd1be","abstract_canon_sha256":"55f61047b616cda0eb5161d65c552d362c3baad3396df0fe57183a5be5d6458f"},"schema_version":"1.0"},"canonical_sha256":"d58d59c6d403bd34341946b789c6050b68d30e98dd64e9c6a07969c38f9ea0a1","source":{"kind":"arxiv","id":"2408.04256","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.04256","created_at":"2026-07-05T08:53:30Z"},{"alias_kind":"arxiv_version","alias_value":"2408.04256v1","created_at":"2026-07-05T08:53:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.04256","created_at":"2026-07-05T08:53:30Z"},{"alias_kind":"pith_short_12","alias_value":"2WGVTRWUAO6T","created_at":"2026-07-05T08:53:30Z"},{"alias_kind":"pith_short_16","alias_value":"2WGVTRWUAO6TINAZ","created_at":"2026-07-05T08:53:30Z"},{"alias_kind":"pith_short_8","alias_value":"2WGVTRWU","created_at":"2026-07-05T08:53:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:2WGVTRWUAO6TINAZI23YTRQFBN","target":"record","payload":{"canonical_record":{"source":{"id":"2408.04256","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-08-08T06:49:35Z","cross_cats_sorted":[],"title_canon_sha256":"f36600bfdc7de019d80fc3b4361cba81839a5af7ca194c7d6b3cd1ace07fd1be","abstract_canon_sha256":"55f61047b616cda0eb5161d65c552d362c3baad3396df0fe57183a5be5d6458f"},"schema_version":"1.0"},"canonical_sha256":"d58d59c6d403bd34341946b789c6050b68d30e98dd64e9c6a07969c38f9ea0a1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:53:30.596972Z","signature_b64":"9mM1FUIevSy1uXlCXz/ohnlBHNeC151sIN8hAQRlx7RBTbBYpn/NTgAHikcUiVst/9RMSaOCsYEhSTpRxTAgDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d58d59c6d403bd34341946b789c6050b68d30e98dd64e9c6a07969c38f9ea0a1","last_reissued_at":"2026-07-05T08:53:30.596485Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:53:30.596485Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2408.04256","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":"2026-07-05T08:53:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gbw6aqnS4nYoHdAZ2RkiZDC2im6YBMH9RqBIXpSod0eunSOvIxOpN5pnNwDGNnkWE/SSQ/LVCtfszCZVwi2rDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T17:33:07.315059Z"},"content_sha256":"c0a10aca2d91a9222758daf6140d7b8980f532f2b5aefb2022dfdf1f4931298c","schema_version":"1.0","event_id":"sha256:c0a10aca2d91a9222758daf6140d7b8980f532f2b5aefb2022dfdf1f4931298c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:2WGVTRWUAO6TINAZI23YTRQFBN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exploring the origin of cold gas and star formation in a rare population of strongly bulge-dominated early-type Galaxies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Chuanpeng Zhang, Enci Wang, Fujia Li, Hongxin Zhang, Jing Wang, Ming Zhu, Xu Kong, Yingjie Peng, Yu Rong, Zesen Lin","submitted_at":"2024-08-08T06:49:35Z","abstract_excerpt":"We analyze the properties of a rare population, the strongly bulge-dominated early-type galaxies (referred to as sBDEs) with significant HI gas, using the databases from the FAST All Sky HI survey (FASHI) and the Arecibo Legacy Fast ALFA (ALFALFA) survey. We select the sBDEs from the Sloan Digital Sky Survey (SDSS) and cross-match with the FASHI-ALFALFA combined HI sample, resulting in 104 HI-rich sBDEs. These sBDEs tend to have extremely high HI reservoirs, which is rare in previous studies such as ATLAS$^{3D}$. 70% of the selected sBDEs are classified as quiescent galaxies, even though they "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.04256","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/2408.04256/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":"2026-07-05T08:53:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l99BtCisAX8wYPR0qP3jg5QTkeV4ehk7DfOzldi+sJf1WCQMWxTzUgNTLtZin9/AQbgK/h/kB6k5b00gvqtEAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T17:33:07.315555Z"},"content_sha256":"ebd9103c84fbfd28d69246767015cf1e2d2c31029df992ac0104033067fe4ada","schema_version":"1.0","event_id":"sha256:ebd9103c84fbfd28d69246767015cf1e2d2c31029df992ac0104033067fe4ada"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2WGVTRWUAO6TINAZI23YTRQFBN/bundle.json","state_url":"https://pith.science/pith/2WGVTRWUAO6TINAZI23YTRQFBN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2WGVTRWUAO6TINAZI23YTRQFBN/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":"2026-08-20T17:33:07Z","links":{"resolver":"https://pith.science/pith/2WGVTRWUAO6TINAZI23YTRQFBN","bundle":"https://pith.science/pith/2WGVTRWUAO6TINAZI23YTRQFBN/bundle.json","state":"https://pith.science/pith/2WGVTRWUAO6TINAZI23YTRQFBN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2WGVTRWUAO6TINAZI23YTRQFBN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:2WGVTRWUAO6TINAZI23YTRQFBN","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":"55f61047b616cda0eb5161d65c552d362c3baad3396df0fe57183a5be5d6458f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-08-08T06:49:35Z","title_canon_sha256":"f36600bfdc7de019d80fc3b4361cba81839a5af7ca194c7d6b3cd1ace07fd1be"},"schema_version":"1.0","source":{"id":"2408.04256","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2408.04256","created_at":"2026-07-05T08:53:30Z"},{"alias_kind":"arxiv_version","alias_value":"2408.04256v1","created_at":"2026-07-05T08:53:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2408.04256","created_at":"2026-07-05T08:53:30Z"},{"alias_kind":"pith_short_12","alias_value":"2WGVTRWUAO6T","created_at":"2026-07-05T08:53:30Z"},{"alias_kind":"pith_short_16","alias_value":"2WGVTRWUAO6TINAZ","created_at":"2026-07-05T08:53:30Z"},{"alias_kind":"pith_short_8","alias_value":"2WGVTRWU","created_at":"2026-07-05T08:53:30Z"}],"graph_snapshots":[{"event_id":"sha256:ebd9103c84fbfd28d69246767015cf1e2d2c31029df992ac0104033067fe4ada","target":"graph","created_at":"2026-07-05T08:53:30Z","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/2408.04256/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We analyze the properties of a rare population, the strongly bulge-dominated early-type galaxies (referred to as sBDEs) with significant HI gas, using the databases from the FAST All Sky HI survey (FASHI) and the Arecibo Legacy Fast ALFA (ALFALFA) survey. We select the sBDEs from the Sloan Digital Sky Survey (SDSS) and cross-match with the FASHI-ALFALFA combined HI sample, resulting in 104 HI-rich sBDEs. These sBDEs tend to have extremely high HI reservoirs, which is rare in previous studies such as ATLAS$^{3D}$. 70% of the selected sBDEs are classified as quiescent galaxies, even though they ","authors_text":"Chuanpeng Zhang, Enci Wang, Fujia Li, Hongxin Zhang, Jing Wang, Ming Zhu, Xu Kong, Yingjie Peng, Yu Rong, Zesen Lin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-08-08T06:49:35Z","title":"Exploring the origin of cold gas and star formation in a rare population of strongly bulge-dominated early-type Galaxies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2408.04256","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:c0a10aca2d91a9222758daf6140d7b8980f532f2b5aefb2022dfdf1f4931298c","target":"record","created_at":"2026-07-05T08:53:30Z","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":"55f61047b616cda0eb5161d65c552d362c3baad3396df0fe57183a5be5d6458f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-08-08T06:49:35Z","title_canon_sha256":"f36600bfdc7de019d80fc3b4361cba81839a5af7ca194c7d6b3cd1ace07fd1be"},"schema_version":"1.0","source":{"id":"2408.04256","kind":"arxiv","version":1}},"canonical_sha256":"d58d59c6d403bd34341946b789c6050b68d30e98dd64e9c6a07969c38f9ea0a1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d58d59c6d403bd34341946b789c6050b68d30e98dd64e9c6a07969c38f9ea0a1","first_computed_at":"2026-07-05T08:53:30.596485Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:53:30.596485Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9mM1FUIevSy1uXlCXz/ohnlBHNeC151sIN8hAQRlx7RBTbBYpn/NTgAHikcUiVst/9RMSaOCsYEhSTpRxTAgDw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:53:30.596972Z","signed_message":"canonical_sha256_bytes"},"source_id":"2408.04256","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c0a10aca2d91a9222758daf6140d7b8980f532f2b5aefb2022dfdf1f4931298c","sha256:ebd9103c84fbfd28d69246767015cf1e2d2c31029df992ac0104033067fe4ada"],"state_sha256":"1ecd88e70765ab06368efa07ad4c411653a7860375984be928f3d9815a3728ab"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mgJaofiaol407Vujtbv4+B/gcuin1mE5dePM6g91A249srZf56Ii5CmRMDmNA4ccTC+nX276nPqSD1s2bzzbCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T17:33:07.320697Z","bundle_sha256":"101d15f1c878bc45cbc2b5edf4ddd336cc63860775709f06837da5e785350be5"}}