{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:VI3GZCHVOF2EY2TLXJ2CKXGOUD","short_pith_number":"pith:VI3GZCHV","canonical_record":{"source":{"id":"1901.05093","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-01-16T00:43:22Z","cross_cats_sorted":[],"title_canon_sha256":"c4b6e865911d73c226aa3b74f5f2aaf03a47a84961558df4c27f8aaf10be3ddb","abstract_canon_sha256":"1754cec6bb12a1af84a5f80c9258d5bf7d4e0d963decc87b5a47764840fdadf9"},"schema_version":"1.0"},"canonical_sha256":"aa366c88f571744c6a6bba74255ccea0d9443a544081a09cf445ade2a0c3ed0f","source":{"kind":"arxiv","id":"1901.05093","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.05093","created_at":"2026-07-05T01:45:00Z"},{"alias_kind":"arxiv_version","alias_value":"1901.05093v2","created_at":"2026-07-05T01:45:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.05093","created_at":"2026-07-05T01:45:00Z"},{"alias_kind":"pith_short_12","alias_value":"VI3GZCHVOF2E","created_at":"2026-07-05T01:45:00Z"},{"alias_kind":"pith_short_16","alias_value":"VI3GZCHVOF2EY2TL","created_at":"2026-07-05T01:45:00Z"},{"alias_kind":"pith_short_8","alias_value":"VI3GZCHV","created_at":"2026-07-05T01:45:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:VI3GZCHVOF2EY2TLXJ2CKXGOUD","target":"record","payload":{"canonical_record":{"source":{"id":"1901.05093","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-01-16T00:43:22Z","cross_cats_sorted":[],"title_canon_sha256":"c4b6e865911d73c226aa3b74f5f2aaf03a47a84961558df4c27f8aaf10be3ddb","abstract_canon_sha256":"1754cec6bb12a1af84a5f80c9258d5bf7d4e0d963decc87b5a47764840fdadf9"},"schema_version":"1.0"},"canonical_sha256":"aa366c88f571744c6a6bba74255ccea0d9443a544081a09cf445ade2a0c3ed0f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:45:00.996131Z","signature_b64":"1+FMUPQzmN93Mv464r8iVOVatZiwND/QCoi6fIHLe+P6bN1nvYfcbjBsTM5yvI51qdJXiKv+afiGDJPhnKt1Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aa366c88f571744c6a6bba74255ccea0d9443a544081a09cf445ade2a0c3ed0f","last_reissued_at":"2026-07-05T01:45:00.995649Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:45:00.995649Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.05093","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:45:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PK+QAtTDVCcxuGh9obeVDUsKuBc/fepy20zfMkol8LH3ymVK+yhuUPAOw57OepgHZmGT0XcDoet/UA1Uwn7mBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:36:51.636604Z"},"content_sha256":"5cbc2b6326a7395a234a3591b7eb053bf8e7785bedb5f8a3018be957712ad751","schema_version":"1.0","event_id":"sha256:5cbc2b6326a7395a234a3591b7eb053bf8e7785bedb5f8a3018be957712ad751"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:VI3GZCHVOF2EY2TLXJ2CKXGOUD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Blip glitches in Advanced LIGO data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"Alex H. Nitz, Andrew Lundgren, David Barker, Derek Davis, Evan Goetz, Jeff S. Kissel, Laura K. Nuttall, Miriam Cabero, Paul Schale, Robert Schofield, Thomas Dent","submitted_at":"2019-01-16T00:43:22Z","abstract_excerpt":"Blip glitches are short noise transients present in data from ground-based gravitational-wave observatories. These glitches resemble the gravitational-wave signature of massive binary black hole mergers. Hence, the sensitivity of transient gravitational-wave searches to such high-mass systems and other potential short duration sources is degraded by the presence of blip glitches. The origin and rate of occurrence of this type of glitch have been largely unknown. In this paper we explore the population of blip glitches in Advanced LIGO during its first and second observing runs. On average, we "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.05093","kind":"arxiv","version":2},"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/1901.05093/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":"2026-07-05T01:45:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CcSbLsqjqre7r/qo18PEhMxQ7bJewMkMrDZDa515pq+OJb65WpwnxpmADzKGrphK4KpSrLfy4sl9HS5ddHT9CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:36:51.638091Z"},"content_sha256":"5e439683a140b4e356425a775222ef0876268c5945dc4afd02444fcc91f858c0","schema_version":"1.0","event_id":"sha256:5e439683a140b4e356425a775222ef0876268c5945dc4afd02444fcc91f858c0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VI3GZCHVOF2EY2TLXJ2CKXGOUD/bundle.json","state_url":"https://pith.science/pith/VI3GZCHVOF2EY2TLXJ2CKXGOUD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VI3GZCHVOF2EY2TLXJ2CKXGOUD/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":"2026-08-04T20:36:51Z","links":{"resolver":"https://pith.science/pith/VI3GZCHVOF2EY2TLXJ2CKXGOUD","bundle":"https://pith.science/pith/VI3GZCHVOF2EY2TLXJ2CKXGOUD/bundle.json","state":"https://pith.science/pith/VI3GZCHVOF2EY2TLXJ2CKXGOUD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VI3GZCHVOF2EY2TLXJ2CKXGOUD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:VI3GZCHVOF2EY2TLXJ2CKXGOUD","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":"1754cec6bb12a1af84a5f80c9258d5bf7d4e0d963decc87b5a47764840fdadf9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-01-16T00:43:22Z","title_canon_sha256":"c4b6e865911d73c226aa3b74f5f2aaf03a47a84961558df4c27f8aaf10be3ddb"},"schema_version":"1.0","source":{"id":"1901.05093","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.05093","created_at":"2026-07-05T01:45:00Z"},{"alias_kind":"arxiv_version","alias_value":"1901.05093v2","created_at":"2026-07-05T01:45:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.05093","created_at":"2026-07-05T01:45:00Z"},{"alias_kind":"pith_short_12","alias_value":"VI3GZCHVOF2E","created_at":"2026-07-05T01:45:00Z"},{"alias_kind":"pith_short_16","alias_value":"VI3GZCHVOF2EY2TL","created_at":"2026-07-05T01:45:00Z"},{"alias_kind":"pith_short_8","alias_value":"VI3GZCHV","created_at":"2026-07-05T01:45:00Z"}],"graph_snapshots":[{"event_id":"sha256:5e439683a140b4e356425a775222ef0876268c5945dc4afd02444fcc91f858c0","target":"graph","created_at":"2026-07-05T01:45:00Z","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/1901.05093/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Blip glitches are short noise transients present in data from ground-based gravitational-wave observatories. These glitches resemble the gravitational-wave signature of massive binary black hole mergers. Hence, the sensitivity of transient gravitational-wave searches to such high-mass systems and other potential short duration sources is degraded by the presence of blip glitches. The origin and rate of occurrence of this type of glitch have been largely unknown. In this paper we explore the population of blip glitches in Advanced LIGO during its first and second observing runs. On average, we ","authors_text":"Alex H. Nitz, Andrew Lundgren, David Barker, Derek Davis, Evan Goetz, Jeff S. Kissel, Laura K. Nuttall, Miriam Cabero, Paul Schale, Robert Schofield, Thomas Dent","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-01-16T00:43:22Z","title":"Blip glitches in Advanced LIGO data"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.05093","kind":"arxiv","version":2},"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":"sha256:5cbc2b6326a7395a234a3591b7eb053bf8e7785bedb5f8a3018be957712ad751","target":"record","created_at":"2026-07-05T01:45:00Z","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":"1754cec6bb12a1af84a5f80c9258d5bf7d4e0d963decc87b5a47764840fdadf9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2019-01-16T00:43:22Z","title_canon_sha256":"c4b6e865911d73c226aa3b74f5f2aaf03a47a84961558df4c27f8aaf10be3ddb"},"schema_version":"1.0","source":{"id":"1901.05093","kind":"arxiv","version":2}},"canonical_sha256":"aa366c88f571744c6a6bba74255ccea0d9443a544081a09cf445ade2a0c3ed0f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aa366c88f571744c6a6bba74255ccea0d9443a544081a09cf445ade2a0c3ed0f","first_computed_at":"2026-07-05T01:45:00.995649Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:45:00.995649Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1+FMUPQzmN93Mv464r8iVOVatZiwND/QCoi6fIHLe+P6bN1nvYfcbjBsTM5yvI51qdJXiKv+afiGDJPhnKt1Cg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:45:00.996131Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.05093","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5cbc2b6326a7395a234a3591b7eb053bf8e7785bedb5f8a3018be957712ad751","sha256:5e439683a140b4e356425a775222ef0876268c5945dc4afd02444fcc91f858c0"],"state_sha256":"632c494d08df79cacb64ef42cb3f68932f203e2904e8fc50ced3be773f355a7c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j1K7A3AkaIa9cEPIOSN9idmwDSN1RvTnGx4hXVmy5gqr+sOZ3T2RfyNDj/40kG21xsTismpTnvbBlH6fvoo5Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T20:36:51.693039Z","bundle_sha256":"a4375f0fd95f9732a15e86f4b74babd89284e10e479745e40b8755e6a3e84059"}}