{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:PFGNBQ34JVWKEZ24N6RJW6FVU4","short_pith_number":"pith:PFGNBQ34","canonical_record":{"source":{"id":"2107.03461","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2021-07-07T19:52:52Z","cross_cats_sorted":[],"title_canon_sha256":"d06812c5f7e26cb90cbb90028dedb8ecdeba787cc358c356caa5cf54c4d22b2c","abstract_canon_sha256":"dc9fc88618aee8445b3f9e1829bda95c65151a8910568ae78f591283c6a3f6c9"},"schema_version":"1.0"},"canonical_sha256":"794cd0c37c4d6ca2675c6fa29b78b5a719e4dad34547ecd6acb4bbd7708d041d","source":{"kind":"arxiv","id":"2107.03461","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.03461","created_at":"2026-07-05T03:50:01Z"},{"alias_kind":"arxiv_version","alias_value":"2107.03461v3","created_at":"2026-07-05T03:50:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.03461","created_at":"2026-07-05T03:50:01Z"},{"alias_kind":"pith_short_12","alias_value":"PFGNBQ34JVWK","created_at":"2026-07-05T03:50:01Z"},{"alias_kind":"pith_short_16","alias_value":"PFGNBQ34JVWKEZ24","created_at":"2026-07-05T03:50:01Z"},{"alias_kind":"pith_short_8","alias_value":"PFGNBQ34","created_at":"2026-07-05T03:50:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:PFGNBQ34JVWKEZ24N6RJW6FVU4","target":"record","payload":{"canonical_record":{"source":{"id":"2107.03461","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2021-07-07T19:52:52Z","cross_cats_sorted":[],"title_canon_sha256":"d06812c5f7e26cb90cbb90028dedb8ecdeba787cc358c356caa5cf54c4d22b2c","abstract_canon_sha256":"dc9fc88618aee8445b3f9e1829bda95c65151a8910568ae78f591283c6a3f6c9"},"schema_version":"1.0"},"canonical_sha256":"794cd0c37c4d6ca2675c6fa29b78b5a719e4dad34547ecd6acb4bbd7708d041d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:50:01.057450Z","signature_b64":"il3daL4UtcU+AViUlVet6Sf+dLhTsc0bDRYx4g5nor/Y2KPxQdpbTD09aHN162Mb0LKe6/22FaRQnudU600iDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"794cd0c37c4d6ca2675c6fa29b78b5a719e4dad34547ecd6acb4bbd7708d041d","last_reissued_at":"2026-07-05T03:50:01.057062Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:50:01.057062Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2107.03461","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:50:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T1Wsa77XKAfmGdMfUDT3udvCmaenUauvN6EPg6Kx2HDOoH1e50OdoKk5cPV7h/u5++NoOC4oqwKPzr31OO5vCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T15:57:22.158883Z"},"content_sha256":"13c1dcbf917c4cbf9d1b930efa14e5f6d97f53c3034407e1188fa7392c90eb5b","schema_version":"1.0","event_id":"sha256:13c1dcbf917c4cbf9d1b930efa14e5f6d97f53c3034407e1188fa7392c90eb5b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:PFGNBQ34JVWKEZ24N6RJW6FVU4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Comparing Machine Learning based Segmentation Models on Jet Fire Radiation Zones","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Adriana Palacios, Carmina P\\'erez-Guerrero, Christian Mata, Gilberto Ochoa-Ruiz, Luis Eduardo Falc\\'on-Morales, Miguel Gonzalez-Mendoza","submitted_at":"2021-07-07T19:52:52Z","abstract_excerpt":"Risk assessment is relevant in any workplace, however there is a degree of unpredictability when dealing with flammable or hazardous materials so that detection of fire accidents by itself may not be enough. An example of this is the impingement of jet fires, where the heat fluxes of the flame could reach nearby equipment and dramatically increase the probability of a domino effect with catastrophic results. Because of this, the characterization of such fire accidents is important from a risk management point of view. One such characterization would be the segmentation of different radiation z"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.03461","kind":"arxiv","version":3},"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/2107.03461/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":"2026-07-05T03:50:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H37+3IAeSPuwpsfgJUr/7hWTtb5zfL9MGAq+yFIdiz86eIclddfVXanKb9yTwirBPy//jZdH9XmPMPfGi0I4Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T15:57:22.159480Z"},"content_sha256":"fc74735425d2935ad0faaf1f92a90ec6dc63bd27946ccd310024e7ad4a2a2f2c","schema_version":"1.0","event_id":"sha256:fc74735425d2935ad0faaf1f92a90ec6dc63bd27946ccd310024e7ad4a2a2f2c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PFGNBQ34JVWKEZ24N6RJW6FVU4/bundle.json","state_url":"https://pith.science/pith/PFGNBQ34JVWKEZ24N6RJW6FVU4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PFGNBQ34JVWKEZ24N6RJW6FVU4/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":"2026-08-23T15:57:22Z","links":{"resolver":"https://pith.science/pith/PFGNBQ34JVWKEZ24N6RJW6FVU4","bundle":"https://pith.science/pith/PFGNBQ34JVWKEZ24N6RJW6FVU4/bundle.json","state":"https://pith.science/pith/PFGNBQ34JVWKEZ24N6RJW6FVU4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PFGNBQ34JVWKEZ24N6RJW6FVU4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:PFGNBQ34JVWKEZ24N6RJW6FVU4","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":"dc9fc88618aee8445b3f9e1829bda95c65151a8910568ae78f591283c6a3f6c9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2021-07-07T19:52:52Z","title_canon_sha256":"d06812c5f7e26cb90cbb90028dedb8ecdeba787cc358c356caa5cf54c4d22b2c"},"schema_version":"1.0","source":{"id":"2107.03461","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.03461","created_at":"2026-07-05T03:50:01Z"},{"alias_kind":"arxiv_version","alias_value":"2107.03461v3","created_at":"2026-07-05T03:50:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.03461","created_at":"2026-07-05T03:50:01Z"},{"alias_kind":"pith_short_12","alias_value":"PFGNBQ34JVWK","created_at":"2026-07-05T03:50:01Z"},{"alias_kind":"pith_short_16","alias_value":"PFGNBQ34JVWKEZ24","created_at":"2026-07-05T03:50:01Z"},{"alias_kind":"pith_short_8","alias_value":"PFGNBQ34","created_at":"2026-07-05T03:50:01Z"}],"graph_snapshots":[{"event_id":"sha256:fc74735425d2935ad0faaf1f92a90ec6dc63bd27946ccd310024e7ad4a2a2f2c","target":"graph","created_at":"2026-07-05T03:50:01Z","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/2107.03461/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Risk assessment is relevant in any workplace, however there is a degree of unpredictability when dealing with flammable or hazardous materials so that detection of fire accidents by itself may not be enough. An example of this is the impingement of jet fires, where the heat fluxes of the flame could reach nearby equipment and dramatically increase the probability of a domino effect with catastrophic results. Because of this, the characterization of such fire accidents is important from a risk management point of view. One such characterization would be the segmentation of different radiation z","authors_text":"Adriana Palacios, Carmina P\\'erez-Guerrero, Christian Mata, Gilberto Ochoa-Ruiz, Luis Eduardo Falc\\'on-Morales, Miguel Gonzalez-Mendoza","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2021-07-07T19:52:52Z","title":"Comparing Machine Learning based Segmentation Models on Jet Fire Radiation Zones"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.03461","kind":"arxiv","version":3},"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":"sha256:13c1dcbf917c4cbf9d1b930efa14e5f6d97f53c3034407e1188fa7392c90eb5b","target":"record","created_at":"2026-07-05T03:50:01Z","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":"dc9fc88618aee8445b3f9e1829bda95c65151a8910568ae78f591283c6a3f6c9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2021-07-07T19:52:52Z","title_canon_sha256":"d06812c5f7e26cb90cbb90028dedb8ecdeba787cc358c356caa5cf54c4d22b2c"},"schema_version":"1.0","source":{"id":"2107.03461","kind":"arxiv","version":3}},"canonical_sha256":"794cd0c37c4d6ca2675c6fa29b78b5a719e4dad34547ecd6acb4bbd7708d041d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"794cd0c37c4d6ca2675c6fa29b78b5a719e4dad34547ecd6acb4bbd7708d041d","first_computed_at":"2026-07-05T03:50:01.057062Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:50:01.057062Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"il3daL4UtcU+AViUlVet6Sf+dLhTsc0bDRYx4g5nor/Y2KPxQdpbTD09aHN162Mb0LKe6/22FaRQnudU600iDw==","signature_status":"signed_v1","signed_at":"2026-07-05T03:50:01.057450Z","signed_message":"canonical_sha256_bytes"},"source_id":"2107.03461","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:13c1dcbf917c4cbf9d1b930efa14e5f6d97f53c3034407e1188fa7392c90eb5b","sha256:fc74735425d2935ad0faaf1f92a90ec6dc63bd27946ccd310024e7ad4a2a2f2c"],"state_sha256":"d1deabd1e579d23d8a56f2cfacfc2735f068feda5690748960539a38f2df73a8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pv12chX+c1D8nfIvd5l6oz5tfiMf3SR3IztyjrPhwc+q2sF3+etIvdIKCCNMUUXKDE3BJqiHK3VNbqpixU6BDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T15:57:22.165095Z","bundle_sha256":"49c2a841848b69f21857b5fe92c04629ebb295ad46e839624c6557cb1bf3873b"}}