{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2001:4L6GGSJT3FOEKUHGFV6P4ZJY6C","short_pith_number":"pith:4L6GGSJT","canonical_record":{"source":{"id":"astro-ph/0110416","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-10-18T06:11:12Z","cross_cats_sorted":[],"title_canon_sha256":"c800a11b28172579e90cdfab92d5ca834bea90262e0c738932961221ddeb9bf6","abstract_canon_sha256":"2ea29ba3168c6197810a79ea843ccb3c7fe470b504c0a7d7b8ef209c70cf401a"},"schema_version":"1.0"},"canonical_sha256":"e2fc634933d95c4550e62d7cfe6538f0bc946febe7f94a6e9986a7a61d33eabf","source":{"kind":"arxiv","id":"astro-ph/0110416","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0110416","created_at":"2026-07-04T16:24:18Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0110416v1","created_at":"2026-07-04T16:24:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0110416","created_at":"2026-07-04T16:24:18Z"},{"alias_kind":"pith_short_12","alias_value":"4L6GGSJT3FOE","created_at":"2026-07-04T16:24:18Z"},{"alias_kind":"pith_short_16","alias_value":"4L6GGSJT3FOEKUHG","created_at":"2026-07-04T16:24:18Z"},{"alias_kind":"pith_short_8","alias_value":"4L6GGSJT","created_at":"2026-07-04T16:24:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2001:4L6GGSJT3FOEKUHGFV6P4ZJY6C","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0110416","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2001-10-18T06:11:12Z","cross_cats_sorted":[],"title_canon_sha256":"c800a11b28172579e90cdfab92d5ca834bea90262e0c738932961221ddeb9bf6","abstract_canon_sha256":"2ea29ba3168c6197810a79ea843ccb3c7fe470b504c0a7d7b8ef209c70cf401a"},"schema_version":"1.0"},"canonical_sha256":"e2fc634933d95c4550e62d7cfe6538f0bc946febe7f94a6e9986a7a61d33eabf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:24:18.532377Z","signature_b64":"bc7P7ZbOlvZcl9fOPzxkc58fcfpY+Zad5/5tL/qo/R+93yJT0G7pIVLozctNlMHYNmjssFet/Dat07pwyYYbBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e2fc634933d95c4550e62d7cfe6538f0bc946febe7f94a6e9986a7a61d33eabf","last_reissued_at":"2026-07-04T16:24:18.531942Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:24:18.531942Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0110416","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":"2026-07-04T16:24:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iQXDWOp1SiXIaNAWBQKriqGvME59dIfe3VisvXEmP8+vUM8Q+FsFbx8eO4EgdLOeHIe0ILb2ja7rfvx1tQpBCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T17:44:47.472515Z"},"content_sha256":"8fba566970286e8634e01d60f3dc104a451a4d362c366c6b2537a3791362818a","schema_version":"1.0","event_id":"sha256:8fba566970286e8634e01d60f3dc104a451a4d362c366c6b2537a3791362818a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2001:4L6GGSJT3FOEKUHGFV6P4ZJY6C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HIPASS High-Velocity Clouds: Properties of the Compact and Extended Populations","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"B.K. Gibson, D.G. Barnes, et al, K.C. Freeman, L. Staveley-Smith, M.E. Putman, R. Braun, V. de Heij, W.B. Burton","submitted_at":"2001-10-18T06:11:12Z","abstract_excerpt":"A catalog of Southern anomalous-velocity HI clouds at Decl. < +2 deg is presented, based on data from the HI Parkes All-Sky Survey (HIPASS). The improved sensitivity (5sigma: T_B = 0.04 K) and resolution (15.5') of the HIPASS data results in a substantial increase in the number of individual clouds (1956, as well as 41 galaxies) compared to previous surveys. Most high-velocity emission features, HVCs, have a filamentary morphology and are loosely organized into large complexes extending over tens of degrees. In addition, 179 compact and isolated anomalous-velocity objects, CHVCs, are identifie"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0110416","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/astro-ph/0110416/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":"2026-07-04T16:24:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BAc/C2XMFdJpX/vGBf2M5hXp9naWwKOXBz5xZVXhmKxK/scsVV5t6hW1Iemc/OJc7u9Wy9D1u+COvUavF2lEBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T17:44:47.473015Z"},"content_sha256":"c8d619ca26e8027b965dd7bf032e74b92b2d51846f6bf9966e9e4688516ff2ac","schema_version":"1.0","event_id":"sha256:c8d619ca26e8027b965dd7bf032e74b92b2d51846f6bf9966e9e4688516ff2ac"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4L6GGSJT3FOEKUHGFV6P4ZJY6C/bundle.json","state_url":"https://pith.science/pith/4L6GGSJT3FOEKUHGFV6P4ZJY6C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4L6GGSJT3FOEKUHGFV6P4ZJY6C/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":"2026-08-09T17:44:47Z","links":{"resolver":"https://pith.science/pith/4L6GGSJT3FOEKUHGFV6P4ZJY6C","bundle":"https://pith.science/pith/4L6GGSJT3FOEKUHGFV6P4ZJY6C/bundle.json","state":"https://pith.science/pith/4L6GGSJT3FOEKUHGFV6P4ZJY6C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4L6GGSJT3FOEKUHGFV6P4ZJY6C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:4L6GGSJT3FOEKUHGFV6P4ZJY6C","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":"2ea29ba3168c6197810a79ea843ccb3c7fe470b504c0a7d7b8ef209c70cf401a","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-10-18T06:11:12Z","title_canon_sha256":"c800a11b28172579e90cdfab92d5ca834bea90262e0c738932961221ddeb9bf6"},"schema_version":"1.0","source":{"id":"astro-ph/0110416","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0110416","created_at":"2026-07-04T16:24:18Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0110416v1","created_at":"2026-07-04T16:24:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0110416","created_at":"2026-07-04T16:24:18Z"},{"alias_kind":"pith_short_12","alias_value":"4L6GGSJT3FOE","created_at":"2026-07-04T16:24:18Z"},{"alias_kind":"pith_short_16","alias_value":"4L6GGSJT3FOEKUHG","created_at":"2026-07-04T16:24:18Z"},{"alias_kind":"pith_short_8","alias_value":"4L6GGSJT","created_at":"2026-07-04T16:24:18Z"}],"graph_snapshots":[{"event_id":"sha256:c8d619ca26e8027b965dd7bf032e74b92b2d51846f6bf9966e9e4688516ff2ac","target":"graph","created_at":"2026-07-04T16:24:18Z","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/astro-ph/0110416/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A catalog of Southern anomalous-velocity HI clouds at Decl. < +2 deg is presented, based on data from the HI Parkes All-Sky Survey (HIPASS). The improved sensitivity (5sigma: T_B = 0.04 K) and resolution (15.5') of the HIPASS data results in a substantial increase in the number of individual clouds (1956, as well as 41 galaxies) compared to previous surveys. Most high-velocity emission features, HVCs, have a filamentary morphology and are loosely organized into large complexes extending over tens of degrees. In addition, 179 compact and isolated anomalous-velocity objects, CHVCs, are identifie","authors_text":"B.K. Gibson, D.G. Barnes, et al, K.C. Freeman, L. Staveley-Smith, M.E. Putman, R. Braun, V. de Heij, W.B. Burton","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2001-10-18T06:11:12Z","title":"HIPASS High-Velocity Clouds: Properties of the Compact and Extended Populations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0110416","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":"sha256:8fba566970286e8634e01d60f3dc104a451a4d362c366c6b2537a3791362818a","target":"record","created_at":"2026-07-04T16:24:18Z","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":"2ea29ba3168c6197810a79ea843ccb3c7fe470b504c0a7d7b8ef209c70cf401a","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2001-10-18T06:11:12Z","title_canon_sha256":"c800a11b28172579e90cdfab92d5ca834bea90262e0c738932961221ddeb9bf6"},"schema_version":"1.0","source":{"id":"astro-ph/0110416","kind":"arxiv","version":1}},"canonical_sha256":"e2fc634933d95c4550e62d7cfe6538f0bc946febe7f94a6e9986a7a61d33eabf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e2fc634933d95c4550e62d7cfe6538f0bc946febe7f94a6e9986a7a61d33eabf","first_computed_at":"2026-07-04T16:24:18.531942Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:24:18.531942Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bc7P7ZbOlvZcl9fOPzxkc58fcfpY+Zad5/5tL/qo/R+93yJT0G7pIVLozctNlMHYNmjssFet/Dat07pwyYYbBA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:24:18.532377Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0110416","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8fba566970286e8634e01d60f3dc104a451a4d362c366c6b2537a3791362818a","sha256:c8d619ca26e8027b965dd7bf032e74b92b2d51846f6bf9966e9e4688516ff2ac"],"state_sha256":"e8a8b335246a23d246b2a4d1276f5516c0d8dc3ddaec63710d7a6cc27a5c7f5e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"km0n/ByDcLFFEnLl4hWaw3oZ/hUCQ2P1gJ4fOuQAaifFN7Haa3Hf01uP3KKhi32wuM50sCgQ2K2f5cBTVutWCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T17:44:47.476494Z","bundle_sha256":"cb9325146f83a0fed5c14ecea5c4fdb114f941dd783c0094d45b128aef964697"}}