{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:U5PRJ25T7U5XUQKPSHOWWIHOLR","short_pith_number":"pith:U5PRJ25T","canonical_record":{"source":{"id":"2404.16226","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2024-04-24T21:59:40Z","cross_cats_sorted":[],"title_canon_sha256":"079c719545d608cf99df67f9b9d1f3916fa7719dcfd9b9745215fdafe1e8f0e4","abstract_canon_sha256":"8795825110c092c6eca69238a9076237b7b941e5eb746e8d9d369b206f0b40d3"},"schema_version":"1.0"},"canonical_sha256":"a75f14ebb3fd3b7a414f91dd6b20ee5c6b57e74f1f40b708c25c3919d7a9ac95","source":{"kind":"arxiv","id":"2404.16226","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.16226","created_at":"2026-07-05T08:17:49Z"},{"alias_kind":"arxiv_version","alias_value":"2404.16226v2","created_at":"2026-07-05T08:17:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.16226","created_at":"2026-07-05T08:17:49Z"},{"alias_kind":"pith_short_12","alias_value":"U5PRJ25T7U5X","created_at":"2026-07-05T08:17:49Z"},{"alias_kind":"pith_short_16","alias_value":"U5PRJ25T7U5XUQKP","created_at":"2026-07-05T08:17:49Z"},{"alias_kind":"pith_short_8","alias_value":"U5PRJ25T","created_at":"2026-07-05T08:17:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:U5PRJ25T7U5XUQKPSHOWWIHOLR","target":"record","payload":{"canonical_record":{"source":{"id":"2404.16226","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2024-04-24T21:59:40Z","cross_cats_sorted":[],"title_canon_sha256":"079c719545d608cf99df67f9b9d1f3916fa7719dcfd9b9745215fdafe1e8f0e4","abstract_canon_sha256":"8795825110c092c6eca69238a9076237b7b941e5eb746e8d9d369b206f0b40d3"},"schema_version":"1.0"},"canonical_sha256":"a75f14ebb3fd3b7a414f91dd6b20ee5c6b57e74f1f40b708c25c3919d7a9ac95","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:17:49.428869Z","signature_b64":"re0CBWQmnrFCLLf9enACbt0NhHixcRD7M8A9y+KhCYeHDniwWZjpwu+GEee+EQRhiyFKX7kvIbwu44ImKIrfDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a75f14ebb3fd3b7a414f91dd6b20ee5c6b57e74f1f40b708c25c3919d7a9ac95","last_reissued_at":"2026-07-05T08:17:49.428309Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:17:49.428309Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2404.16226","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":"2026-07-05T08:17:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gXeHnTMpHWdP12NQlyDblcVt1NNkPrnTD8VnN0UfmVv1FAXlynb6+WSlPv3+5YBM7UPXtQFTyjBvU3pIk15LBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T19:37:30.111412Z"},"content_sha256":"f4dfc9ce44f5cc37257d8925466da72d1ebb819ef497d87724adfee964c8bc39","schema_version":"1.0","event_id":"sha256:f4dfc9ce44f5cc37257d8925466da72d1ebb819ef497d87724adfee964c8bc39"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:U5PRJ25T7U5XUQKPSHOWWIHOLR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Computational analysis of the language of pain: a systematic review","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"David Martins de Matos, Diogo A.P. Nunes, Fani Neto, Joana Ferreira-Gomes","submitted_at":"2024-04-24T21:59:40Z","abstract_excerpt":"Objectives: This study aims to systematically review the literature on the computational processing of the language of pain, or pain narratives, whether generated by patients or physicians, identifying current trends and challenges. Methods: Following the PRISMA guidelines, a comprehensive literature search was conducted to select relevant studies on the computational processing of the language of pain and answer pre-defined research questions. Data extraction and synthesis were performed to categorize selected studies according to their primary purpose and outcome, patient and pain population"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.16226","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/2404.16226/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":"2026-07-05T08:17:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qhaYiCvVWYlPRqbnNRbF1fCvKDBH4jqHEUqWKCPv6TIkH0DR+yi+6TmGeRiL4vzjSmCg/2f6Z3veDAyYQDN3Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T19:37:30.111789Z"},"content_sha256":"719eacac41228a9f4077d49e6037d1d846c97338e2488457beb5d1bdbb8a9837","schema_version":"1.0","event_id":"sha256:719eacac41228a9f4077d49e6037d1d846c97338e2488457beb5d1bdbb8a9837"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U5PRJ25T7U5XUQKPSHOWWIHOLR/bundle.json","state_url":"https://pith.science/pith/U5PRJ25T7U5XUQKPSHOWWIHOLR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U5PRJ25T7U5XUQKPSHOWWIHOLR/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":"2026-07-06T19:37:30Z","links":{"resolver":"https://pith.science/pith/U5PRJ25T7U5XUQKPSHOWWIHOLR","bundle":"https://pith.science/pith/U5PRJ25T7U5XUQKPSHOWWIHOLR/bundle.json","state":"https://pith.science/pith/U5PRJ25T7U5XUQKPSHOWWIHOLR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U5PRJ25T7U5XUQKPSHOWWIHOLR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:U5PRJ25T7U5XUQKPSHOWWIHOLR","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":"8795825110c092c6eca69238a9076237b7b941e5eb746e8d9d369b206f0b40d3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2024-04-24T21:59:40Z","title_canon_sha256":"079c719545d608cf99df67f9b9d1f3916fa7719dcfd9b9745215fdafe1e8f0e4"},"schema_version":"1.0","source":{"id":"2404.16226","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.16226","created_at":"2026-07-05T08:17:49Z"},{"alias_kind":"arxiv_version","alias_value":"2404.16226v2","created_at":"2026-07-05T08:17:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.16226","created_at":"2026-07-05T08:17:49Z"},{"alias_kind":"pith_short_12","alias_value":"U5PRJ25T7U5X","created_at":"2026-07-05T08:17:49Z"},{"alias_kind":"pith_short_16","alias_value":"U5PRJ25T7U5XUQKP","created_at":"2026-07-05T08:17:49Z"},{"alias_kind":"pith_short_8","alias_value":"U5PRJ25T","created_at":"2026-07-05T08:17:49Z"}],"graph_snapshots":[{"event_id":"sha256:719eacac41228a9f4077d49e6037d1d846c97338e2488457beb5d1bdbb8a9837","target":"graph","created_at":"2026-07-05T08:17:49Z","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/2404.16226/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Objectives: This study aims to systematically review the literature on the computational processing of the language of pain, or pain narratives, whether generated by patients or physicians, identifying current trends and challenges. Methods: Following the PRISMA guidelines, a comprehensive literature search was conducted to select relevant studies on the computational processing of the language of pain and answer pre-defined research questions. Data extraction and synthesis were performed to categorize selected studies according to their primary purpose and outcome, patient and pain population","authors_text":"David Martins de Matos, Diogo A.P. Nunes, Fani Neto, Joana Ferreira-Gomes","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2024-04-24T21:59:40Z","title":"Computational analysis of the language of pain: a systematic review"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.16226","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:f4dfc9ce44f5cc37257d8925466da72d1ebb819ef497d87724adfee964c8bc39","target":"record","created_at":"2026-07-05T08:17:49Z","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":"8795825110c092c6eca69238a9076237b7b941e5eb746e8d9d369b206f0b40d3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2024-04-24T21:59:40Z","title_canon_sha256":"079c719545d608cf99df67f9b9d1f3916fa7719dcfd9b9745215fdafe1e8f0e4"},"schema_version":"1.0","source":{"id":"2404.16226","kind":"arxiv","version":2}},"canonical_sha256":"a75f14ebb3fd3b7a414f91dd6b20ee5c6b57e74f1f40b708c25c3919d7a9ac95","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a75f14ebb3fd3b7a414f91dd6b20ee5c6b57e74f1f40b708c25c3919d7a9ac95","first_computed_at":"2026-07-05T08:17:49.428309Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:17:49.428309Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"re0CBWQmnrFCLLf9enACbt0NhHixcRD7M8A9y+KhCYeHDniwWZjpwu+GEee+EQRhiyFKX7kvIbwu44ImKIrfDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:17:49.428869Z","signed_message":"canonical_sha256_bytes"},"source_id":"2404.16226","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f4dfc9ce44f5cc37257d8925466da72d1ebb819ef497d87724adfee964c8bc39","sha256:719eacac41228a9f4077d49e6037d1d846c97338e2488457beb5d1bdbb8a9837"],"state_sha256":"e8e50c625438d7bb50fba611ee172534ac8d6234f8d6efe2a464b970e5d6de05"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Pu50scGJV5l9A2BB2arxVlgmXis7A8UqkYkmOXB1PuuZRCoCSQduIS+iKwrrw1ecuJBI4jjXo20h+/Af4A7MCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T19:37:30.114095Z","bundle_sha256":"59bd3029c40565e4e02e8b15ea5bc07d1c77ce55059e6cd9557e008ff04389f5"}}