{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:Z7A3OFV5KISVR4GJX7EFET75RF","short_pith_number":"pith:Z7A3OFV5","canonical_record":{"source":{"id":"1907.07279","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2019-07-16T22:23:10Z","cross_cats_sorted":["cs.DC"],"title_canon_sha256":"3ba6d5955ef2e6365342bd362e08911c216941c495cb0862d1a75dd4497ee91f","abstract_canon_sha256":"1da41f6272b03a2f90ae5c2d582daf521b49295e4ca154155baac134dbf3c98f"},"schema_version":"1.0"},"canonical_sha256":"cfc1b716bd522558f0c9bfc8524ffd895bcce3d00ce8977a3f67e1083e61fe27","source":{"kind":"arxiv","id":"1907.07279","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.07279","created_at":"2026-05-17T23:40:22Z"},{"alias_kind":"arxiv_version","alias_value":"1907.07279v1","created_at":"2026-05-17T23:40:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.07279","created_at":"2026-05-17T23:40:22Z"},{"alias_kind":"pith_short_12","alias_value":"Z7A3OFV5KISV","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"Z7A3OFV5KISVR4GJ","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"Z7A3OFV5","created_at":"2026-05-18T12:33:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:Z7A3OFV5KISVR4GJX7EFET75RF","target":"record","payload":{"canonical_record":{"source":{"id":"1907.07279","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2019-07-16T22:23:10Z","cross_cats_sorted":["cs.DC"],"title_canon_sha256":"3ba6d5955ef2e6365342bd362e08911c216941c495cb0862d1a75dd4497ee91f","abstract_canon_sha256":"1da41f6272b03a2f90ae5c2d582daf521b49295e4ca154155baac134dbf3c98f"},"schema_version":"1.0"},"canonical_sha256":"cfc1b716bd522558f0c9bfc8524ffd895bcce3d00ce8977a3f67e1083e61fe27","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:40:22.836286Z","signature_b64":"Z4Bar0vKAKKpf0oG+NjOxp7S6u/5QN46eDvg71rV/w/NxCChIpp60oR4U1IKXRTK+Had+HuFG3zCzfqahQtsAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cfc1b716bd522558f0c9bfc8524ffd895bcce3d00ce8977a3f67e1083e61fe27","last_reissued_at":"2026-05-17T23:40:22.835540Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:40:22.835540Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1907.07279","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":"2026-05-17T23:40:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eiCHJ1fY0/4ccx5w6pWPINIKp4fLSnDwI3jApq1AgpxjGTqSv+7FKm97AmTx9ZVSR0G0pqRfmAaOj0Bmdps9Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T23:22:28.607108Z"},"content_sha256":"22aef496239b0bd341af659e486568dce9a6b2b7fa197c38b74f276f5d19ccc0","schema_version":"1.0","event_id":"sha256:22aef496239b0bd341af659e486568dce9a6b2b7fa197c38b74f276f5d19ccc0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:Z7A3OFV5KISVR4GJX7EFET75RF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cooperative UAVs Gas Monitoring using Distributed Consensus","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DC"],"primary_cat":"cs.RO","authors_text":"Daniele Facinelli, Daniele Fontanelli, Davide Brunelli, Matteo Larcher","submitted_at":"2019-07-16T22:23:10Z","abstract_excerpt":"This paper addresses the problem of target detection and localisation in a limited area using multiple coordinated agents. The swarm of Unmanned Aerial Vehicles (UAVs) determines the position of the dispersion of stack effluents to a gas plume in a certain production area as fast as possible, that makes the problem challenging to model and solve, because of the time variability of the target. Three different exploration algorithms are designed and compared. Besides the exploration strategies, the paper reports a solution for quick convergence towards the actual stack position once detected by "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.07279","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":"2026-05-17T23:40:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9j+eHfc5E5OO12jTsIWjHdAEGl93jiKMcZ+KQ0JtpHF+4r3cE7xA9FZ09148pCyoVFvjY+0UYgtQuNMkRmQzBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T23:22:28.607869Z"},"content_sha256":"700035fa0d22331c6fd4951f97175ce0fa70af85d218f04c4d882f497b6eda20","schema_version":"1.0","event_id":"sha256:700035fa0d22331c6fd4951f97175ce0fa70af85d218f04c4d882f497b6eda20"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z7A3OFV5KISVR4GJX7EFET75RF/bundle.json","state_url":"https://pith.science/pith/Z7A3OFV5KISVR4GJX7EFET75RF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z7A3OFV5KISVR4GJX7EFET75RF/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":"2026-05-31T23:22:28Z","links":{"resolver":"https://pith.science/pith/Z7A3OFV5KISVR4GJX7EFET75RF","bundle":"https://pith.science/pith/Z7A3OFV5KISVR4GJX7EFET75RF/bundle.json","state":"https://pith.science/pith/Z7A3OFV5KISVR4GJX7EFET75RF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z7A3OFV5KISVR4GJX7EFET75RF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:Z7A3OFV5KISVR4GJX7EFET75RF","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":"1da41f6272b03a2f90ae5c2d582daf521b49295e4ca154155baac134dbf3c98f","cross_cats_sorted":["cs.DC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2019-07-16T22:23:10Z","title_canon_sha256":"3ba6d5955ef2e6365342bd362e08911c216941c495cb0862d1a75dd4497ee91f"},"schema_version":"1.0","source":{"id":"1907.07279","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1907.07279","created_at":"2026-05-17T23:40:22Z"},{"alias_kind":"arxiv_version","alias_value":"1907.07279v1","created_at":"2026-05-17T23:40:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1907.07279","created_at":"2026-05-17T23:40:22Z"},{"alias_kind":"pith_short_12","alias_value":"Z7A3OFV5KISV","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"Z7A3OFV5KISVR4GJ","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"Z7A3OFV5","created_at":"2026-05-18T12:33:33Z"}],"graph_snapshots":[{"event_id":"sha256:700035fa0d22331c6fd4951f97175ce0fa70af85d218f04c4d882f497b6eda20","target":"graph","created_at":"2026-05-17T23:40:22Z","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":"This paper addresses the problem of target detection and localisation in a limited area using multiple coordinated agents. The swarm of Unmanned Aerial Vehicles (UAVs) determines the position of the dispersion of stack effluents to a gas plume in a certain production area as fast as possible, that makes the problem challenging to model and solve, because of the time variability of the target. Three different exploration algorithms are designed and compared. Besides the exploration strategies, the paper reports a solution for quick convergence towards the actual stack position once detected by ","authors_text":"Daniele Facinelli, Daniele Fontanelli, Davide Brunelli, Matteo Larcher","cross_cats":["cs.DC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2019-07-16T22:23:10Z","title":"Cooperative UAVs Gas Monitoring using Distributed Consensus"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1907.07279","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":"sha256:22aef496239b0bd341af659e486568dce9a6b2b7fa197c38b74f276f5d19ccc0","target":"record","created_at":"2026-05-17T23:40:22Z","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":"1da41f6272b03a2f90ae5c2d582daf521b49295e4ca154155baac134dbf3c98f","cross_cats_sorted":["cs.DC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2019-07-16T22:23:10Z","title_canon_sha256":"3ba6d5955ef2e6365342bd362e08911c216941c495cb0862d1a75dd4497ee91f"},"schema_version":"1.0","source":{"id":"1907.07279","kind":"arxiv","version":1}},"canonical_sha256":"cfc1b716bd522558f0c9bfc8524ffd895bcce3d00ce8977a3f67e1083e61fe27","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cfc1b716bd522558f0c9bfc8524ffd895bcce3d00ce8977a3f67e1083e61fe27","first_computed_at":"2026-05-17T23:40:22.835540Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:40:22.835540Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Z4Bar0vKAKKpf0oG+NjOxp7S6u/5QN46eDvg71rV/w/NxCChIpp60oR4U1IKXRTK+Had+HuFG3zCzfqahQtsAQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:40:22.836286Z","signed_message":"canonical_sha256_bytes"},"source_id":"1907.07279","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:22aef496239b0bd341af659e486568dce9a6b2b7fa197c38b74f276f5d19ccc0","sha256:700035fa0d22331c6fd4951f97175ce0fa70af85d218f04c4d882f497b6eda20"],"state_sha256":"816770884c8af21593756892eaeabde01aee4dbfb2b47cc05dc0a7257b33445e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"i65gqcaBEmsO3m+8+EQlm73MDeD6Egf7ZXh5DlaLvkKhOZQNvGr3VNFN/sKqBPf9doKewgoqozsUEsQMoi2FAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T23:22:28.611726Z","bundle_sha256":"07902beffd154087339f2bb99bb1c1f54d68f6e03c4af6af05a419f54084b78d"}}