{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:WI35DJPXLVI5DXSP7L3EN6KJLT","short_pith_number":"pith:WI35DJPX","canonical_record":{"source":{"id":"2512.08845","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.geo-ph","submitted_at":"2025-12-09T17:36:04Z","cross_cats_sorted":[],"title_canon_sha256":"bbca1cfb8126ab606decc2ed5288e7c90362e4c6d9247fc248fa02197a647c7d","abstract_canon_sha256":"ad0645a354997d2f5c5b1c8852e5b98cd23a4f9917da293259e8162a46be3908"},"schema_version":"1.0"},"canonical_sha256":"b237d1a5f75d51d1de4ffaf646f9495ce2a948f25c6771c1167d012f9ef26468","source":{"kind":"arxiv","id":"2512.08845","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2512.08845","created_at":"2026-06-24T01:14:59Z"},{"alias_kind":"arxiv_version","alias_value":"2512.08845v1","created_at":"2026-06-24T01:14:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.08845","created_at":"2026-06-24T01:14:59Z"},{"alias_kind":"pith_short_12","alias_value":"WI35DJPXLVI5","created_at":"2026-06-24T01:14:59Z"},{"alias_kind":"pith_short_16","alias_value":"WI35DJPXLVI5DXSP","created_at":"2026-06-24T01:14:59Z"},{"alias_kind":"pith_short_8","alias_value":"WI35DJPX","created_at":"2026-06-24T01:14:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:WI35DJPXLVI5DXSP7L3EN6KJLT","target":"record","payload":{"canonical_record":{"source":{"id":"2512.08845","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.geo-ph","submitted_at":"2025-12-09T17:36:04Z","cross_cats_sorted":[],"title_canon_sha256":"bbca1cfb8126ab606decc2ed5288e7c90362e4c6d9247fc248fa02197a647c7d","abstract_canon_sha256":"ad0645a354997d2f5c5b1c8852e5b98cd23a4f9917da293259e8162a46be3908"},"schema_version":"1.0"},"canonical_sha256":"b237d1a5f75d51d1de4ffaf646f9495ce2a948f25c6771c1167d012f9ef26468","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-24T01:14:59.865873Z","signature_b64":"G2xmZwNSrJWM/aQqTbtd1Kvd4/hz3OTD1E1cBSSLxR1FxrnwJRETQcJv/lyz3pNSY6+yJpZqROq7513mElRWAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b237d1a5f75d51d1de4ffaf646f9495ce2a948f25c6771c1167d012f9ef26468","last_reissued_at":"2026-06-24T01:14:59.865361Z","signature_status":"signed_v1","first_computed_at":"2026-06-24T01:14:59.865361Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2512.08845","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":"2026-06-24T01:14:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"15aRRv035H69FQ7FSuaK7/NvzyzXYYTERtrezIoykfBM/vWQp4oL0PvnX8rdMPx5D+kHQiIuQDhfFkecSJdyDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T11:40:17.489980Z"},"content_sha256":"a6e80deb684e33f5de4af0c9b344778d7af04e6091f586756b4b3abd4794352a","schema_version":"1.0","event_id":"sha256:a6e80deb684e33f5de4af0c9b344778d7af04e6091f586756b4b3abd4794352a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:WI35DJPXLVI5DXSP7L3EN6KJLT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Near real-time channel selection for Distributed Acoustic Sensing technology","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.geo-ph","authors_text":"Arantza Ugalde, Emanuele Bozzi, Francesco Grigoli, Giacomo Rapagnani, Gian Maria Bocchini, Gilberto Saccorotti, Giulio Pascucci, Rebecca Harrington","submitted_at":"2025-12-09T17:36:04Z","abstract_excerpt":"Distributed Acoustic Sensing (DAS) technology is advancing seismic monitoring by providing dense observations near earthquake sources. However, the resulting data volumes often limit real-time processing capability, with most seismological applications focusing on retrospective analysis of seismic sequences. To address this challenge, we introduce ORION, a fast and versatile selector of high-quality DAS channels that efficiently reduces the amount of data to analyze. The method first adopts spatial clustering to identify cable segments with similar geometrical attributes (e.g, azimuth), and th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2512.08845","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/2512.08845/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":"2026-06-24T01:14:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xN/m8vwBioPgf43f/N98yegRZfHlZuCpbCm2JdEMGrzRbDv+SQ4SBtF14pfu8siv71US667wzYvuQxCB6sVmBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T11:40:17.490368Z"},"content_sha256":"a6a519044049419fb9d48eeee7c52b270e79bfeb3fd44bb0c233046b166b0a9b","schema_version":"1.0","event_id":"sha256:a6a519044049419fb9d48eeee7c52b270e79bfeb3fd44bb0c233046b166b0a9b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WI35DJPXLVI5DXSP7L3EN6KJLT/bundle.json","state_url":"https://pith.science/pith/WI35DJPXLVI5DXSP7L3EN6KJLT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WI35DJPXLVI5DXSP7L3EN6KJLT/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":"2026-06-25T11:40:17Z","links":{"resolver":"https://pith.science/pith/WI35DJPXLVI5DXSP7L3EN6KJLT","bundle":"https://pith.science/pith/WI35DJPXLVI5DXSP7L3EN6KJLT/bundle.json","state":"https://pith.science/pith/WI35DJPXLVI5DXSP7L3EN6KJLT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WI35DJPXLVI5DXSP7L3EN6KJLT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:WI35DJPXLVI5DXSP7L3EN6KJLT","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":"ad0645a354997d2f5c5b1c8852e5b98cd23a4f9917da293259e8162a46be3908","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.geo-ph","submitted_at":"2025-12-09T17:36:04Z","title_canon_sha256":"bbca1cfb8126ab606decc2ed5288e7c90362e4c6d9247fc248fa02197a647c7d"},"schema_version":"1.0","source":{"id":"2512.08845","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2512.08845","created_at":"2026-06-24T01:14:59Z"},{"alias_kind":"arxiv_version","alias_value":"2512.08845v1","created_at":"2026-06-24T01:14:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.08845","created_at":"2026-06-24T01:14:59Z"},{"alias_kind":"pith_short_12","alias_value":"WI35DJPXLVI5","created_at":"2026-06-24T01:14:59Z"},{"alias_kind":"pith_short_16","alias_value":"WI35DJPXLVI5DXSP","created_at":"2026-06-24T01:14:59Z"},{"alias_kind":"pith_short_8","alias_value":"WI35DJPX","created_at":"2026-06-24T01:14:59Z"}],"graph_snapshots":[{"event_id":"sha256:a6a519044049419fb9d48eeee7c52b270e79bfeb3fd44bb0c233046b166b0a9b","target":"graph","created_at":"2026-06-24T01:14:59Z","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/2512.08845/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Distributed Acoustic Sensing (DAS) technology is advancing seismic monitoring by providing dense observations near earthquake sources. However, the resulting data volumes often limit real-time processing capability, with most seismological applications focusing on retrospective analysis of seismic sequences. To address this challenge, we introduce ORION, a fast and versatile selector of high-quality DAS channels that efficiently reduces the amount of data to analyze. The method first adopts spatial clustering to identify cable segments with similar geometrical attributes (e.g, azimuth), and th","authors_text":"Arantza Ugalde, Emanuele Bozzi, Francesco Grigoli, Giacomo Rapagnani, Gian Maria Bocchini, Gilberto Saccorotti, Giulio Pascucci, Rebecca Harrington","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.geo-ph","submitted_at":"2025-12-09T17:36:04Z","title":"Near real-time channel selection for Distributed Acoustic Sensing technology"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2512.08845","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:a6e80deb684e33f5de4af0c9b344778d7af04e6091f586756b4b3abd4794352a","target":"record","created_at":"2026-06-24T01:14:59Z","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":"ad0645a354997d2f5c5b1c8852e5b98cd23a4f9917da293259e8162a46be3908","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.geo-ph","submitted_at":"2025-12-09T17:36:04Z","title_canon_sha256":"bbca1cfb8126ab606decc2ed5288e7c90362e4c6d9247fc248fa02197a647c7d"},"schema_version":"1.0","source":{"id":"2512.08845","kind":"arxiv","version":1}},"canonical_sha256":"b237d1a5f75d51d1de4ffaf646f9495ce2a948f25c6771c1167d012f9ef26468","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b237d1a5f75d51d1de4ffaf646f9495ce2a948f25c6771c1167d012f9ef26468","first_computed_at":"2026-06-24T01:14:59.865361Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-24T01:14:59.865361Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"G2xmZwNSrJWM/aQqTbtd1Kvd4/hz3OTD1E1cBSSLxR1FxrnwJRETQcJv/lyz3pNSY6+yJpZqROq7513mElRWAw==","signature_status":"signed_v1","signed_at":"2026-06-24T01:14:59.865873Z","signed_message":"canonical_sha256_bytes"},"source_id":"2512.08845","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a6e80deb684e33f5de4af0c9b344778d7af04e6091f586756b4b3abd4794352a","sha256:a6a519044049419fb9d48eeee7c52b270e79bfeb3fd44bb0c233046b166b0a9b"],"state_sha256":"b50acd2845d03d10f491578772a8e8938fd707df9a4556bab0c643e63e817239"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x1rpiGmhyPoT2IBv1atHA3kWrLcD+Me4XhXRzL6jzMO/tx/vMiduvdqWsktxzIg35RKwGV8+qPpsk7VSyeVfAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-25T11:40:17.492271Z","bundle_sha256":"5e6c7675eb02e52169326d1c2f4678f5179ef476744db08b734a332f57af7601"}}