{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:QVQMXQYEXTX4QCAJN5DXBJA4WN","short_pith_number":"pith:QVQMXQYE","canonical_record":{"source":{"id":"1706.04248","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-13T20:44:00Z","cross_cats_sorted":[],"title_canon_sha256":"44631113acf8583329ff77420c377c5377031f6930d332e6398054ac26753587","abstract_canon_sha256":"6a7c01cf98a9a5f10097030140417ccd3ae57a0d41db03215bb7913d6b18c17e"},"schema_version":"1.0"},"canonical_sha256":"8560cbc304bcefc808096f4770a41cb36ef0b32d9c446ee3e87c08811b4313d2","source":{"kind":"arxiv","id":"1706.04248","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.04248","created_at":"2026-05-18T00:42:23Z"},{"alias_kind":"arxiv_version","alias_value":"1706.04248v1","created_at":"2026-05-18T00:42:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.04248","created_at":"2026-05-18T00:42:23Z"},{"alias_kind":"pith_short_12","alias_value":"QVQMXQYEXTX4","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QVQMXQYEXTX4QCAJ","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QVQMXQYE","created_at":"2026-05-18T12:31:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:QVQMXQYEXTX4QCAJN5DXBJA4WN","target":"record","payload":{"canonical_record":{"source":{"id":"1706.04248","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-13T20:44:00Z","cross_cats_sorted":[],"title_canon_sha256":"44631113acf8583329ff77420c377c5377031f6930d332e6398054ac26753587","abstract_canon_sha256":"6a7c01cf98a9a5f10097030140417ccd3ae57a0d41db03215bb7913d6b18c17e"},"schema_version":"1.0"},"canonical_sha256":"8560cbc304bcefc808096f4770a41cb36ef0b32d9c446ee3e87c08811b4313d2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:23.163662Z","signature_b64":"d61T8g3CVrA9mHly674eqVZhrudMahYUbcs/InjzQBj2XqA1f8biwEwYpKhRuYyrnrPooWOViKmtQK/VHiuPCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8560cbc304bcefc808096f4770a41cb36ef0b32d9c446ee3e87c08811b4313d2","last_reissued_at":"2026-05-18T00:42:23.163064Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:23.163064Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.04248","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":"2026-05-18T00:42:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kC1IvjlhggxGginVjNgHeQX76TNAsUYvzBktxKD03iasG9q6zbjhjfL0bit4kcWzqTGva8XS4bKQw66Hn9THDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T03:59:40.542443Z"},"content_sha256":"40d63e0ae7916a60c193f037877dafc32e3e2ccd57a352ff73334f6f821c58d3","schema_version":"1.0","event_id":"sha256:40d63e0ae7916a60c193f037877dafc32e3e2ccd57a352ff73334f6f821c58d3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:QVQMXQYEXTX4QCAJN5DXBJA4WN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"HI Kinematics and Mass Distribution of Messier 33","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Claude Carignan, Ed Elson, Laurent Chemin, S. Zacharie Kam, Tom H. Jarrett, Tyler Foster","submitted_at":"2017-06-13T20:44:00Z","abstract_excerpt":"A new deep HI survey of the galaxy Messier 33 is presented, based on observations obtained at the Dominion Radio Astrophysical Observatory. We observe a perturbed outer gas distribution and kinematics in M33, and confirm the disk warping as a significant kinematical twist of the major axis of the velocity field, though no strong tilt is measured, in agreement with previous work. Evidence for a new low brightness HI component with anomalous velocity is reported. It harbours a large velocity scatter, as its kinematics both exceeds and lags the rotation of the disk, and leaks in the forbidden vel"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.04248","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":""},"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":"2026-05-18T00:42:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SenAgErirY/kpjrf4tGn8BskHXTEq3j1LArHhIM9jq3m0LrvbWTdVqFzBXbR2tsCs9qWYHOzNTG5jdW5+yn5CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T03:59:40.542890Z"},"content_sha256":"4c3d2c9ca28d3d9c5d85c47fcc436ba0fd7e5092a178ecf5f3be6028973a38ee","schema_version":"1.0","event_id":"sha256:4c3d2c9ca28d3d9c5d85c47fcc436ba0fd7e5092a178ecf5f3be6028973a38ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QVQMXQYEXTX4QCAJN5DXBJA4WN/bundle.json","state_url":"https://pith.science/pith/QVQMXQYEXTX4QCAJN5DXBJA4WN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QVQMXQYEXTX4QCAJN5DXBJA4WN/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":"2026-08-10T03:59:40Z","links":{"resolver":"https://pith.science/pith/QVQMXQYEXTX4QCAJN5DXBJA4WN","bundle":"https://pith.science/pith/QVQMXQYEXTX4QCAJN5DXBJA4WN/bundle.json","state":"https://pith.science/pith/QVQMXQYEXTX4QCAJN5DXBJA4WN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QVQMXQYEXTX4QCAJN5DXBJA4WN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:QVQMXQYEXTX4QCAJN5DXBJA4WN","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":"6a7c01cf98a9a5f10097030140417ccd3ae57a0d41db03215bb7913d6b18c17e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-13T20:44:00Z","title_canon_sha256":"44631113acf8583329ff77420c377c5377031f6930d332e6398054ac26753587"},"schema_version":"1.0","source":{"id":"1706.04248","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.04248","created_at":"2026-05-18T00:42:23Z"},{"alias_kind":"arxiv_version","alias_value":"1706.04248v1","created_at":"2026-05-18T00:42:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.04248","created_at":"2026-05-18T00:42:23Z"},{"alias_kind":"pith_short_12","alias_value":"QVQMXQYEXTX4","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_16","alias_value":"QVQMXQYEXTX4QCAJ","created_at":"2026-05-18T12:31:39Z"},{"alias_kind":"pith_short_8","alias_value":"QVQMXQYE","created_at":"2026-05-18T12:31:39Z"}],"graph_snapshots":[{"event_id":"sha256:4c3d2c9ca28d3d9c5d85c47fcc436ba0fd7e5092a178ecf5f3be6028973a38ee","target":"graph","created_at":"2026-05-18T00:42:23Z","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"},"paper":{"abstract_excerpt":"A new deep HI survey of the galaxy Messier 33 is presented, based on observations obtained at the Dominion Radio Astrophysical Observatory. We observe a perturbed outer gas distribution and kinematics in M33, and confirm the disk warping as a significant kinematical twist of the major axis of the velocity field, though no strong tilt is measured, in agreement with previous work. Evidence for a new low brightness HI component with anomalous velocity is reported. It harbours a large velocity scatter, as its kinematics both exceeds and lags the rotation of the disk, and leaks in the forbidden vel","authors_text":"Claude Carignan, Ed Elson, Laurent Chemin, S. Zacharie Kam, Tom H. Jarrett, Tyler Foster","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-13T20:44:00Z","title":"HI Kinematics and Mass Distribution of Messier 33"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.04248","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":"sha256:40d63e0ae7916a60c193f037877dafc32e3e2ccd57a352ff73334f6f821c58d3","target":"record","created_at":"2026-05-18T00:42:23Z","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":"6a7c01cf98a9a5f10097030140417ccd3ae57a0d41db03215bb7913d6b18c17e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-06-13T20:44:00Z","title_canon_sha256":"44631113acf8583329ff77420c377c5377031f6930d332e6398054ac26753587"},"schema_version":"1.0","source":{"id":"1706.04248","kind":"arxiv","version":1}},"canonical_sha256":"8560cbc304bcefc808096f4770a41cb36ef0b32d9c446ee3e87c08811b4313d2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8560cbc304bcefc808096f4770a41cb36ef0b32d9c446ee3e87c08811b4313d2","first_computed_at":"2026-05-18T00:42:23.163064Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:42:23.163064Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"d61T8g3CVrA9mHly674eqVZhrudMahYUbcs/InjzQBj2XqA1f8biwEwYpKhRuYyrnrPooWOViKmtQK/VHiuPCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:42:23.163662Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.04248","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:40d63e0ae7916a60c193f037877dafc32e3e2ccd57a352ff73334f6f821c58d3","sha256:4c3d2c9ca28d3d9c5d85c47fcc436ba0fd7e5092a178ecf5f3be6028973a38ee"],"state_sha256":"a32371399b6f355a1ebc8b627f1769b8ceef18630fa42894010dbc8f175b7350"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xxE3jzkl1BRXq2qt+4Vnbmh/xyyA+MGRbzhWPLub5eoH6ebQdTD3qywOjB7qBVnAE0D35mylbFyc3Gn9YrEXDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T03:59:40.546659Z","bundle_sha256":"e8ea953be47a69dbadccd7ac9d8b40f83bf72496b576787d395fadd3ecd9b538"}}