{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:3443LEDA5D676W7FUTGTFEJ423","short_pith_number":"pith:3443LEDA","canonical_record":{"source":{"id":"2606.24420","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-06-23T10:58:08Z","cross_cats_sorted":[],"title_canon_sha256":"319a736511d37afc58490870908a8e70a8b65b73b36defe01af126287984b3ca","abstract_canon_sha256":"a66be012159f882e9b3b0e05d282ea79a63689534dd788464be2dccc9213995e"},"schema_version":"1.0"},"canonical_sha256":"df39b59060e8fdff5be5a4cd32913cd6cd17bd25711ea80cd05d180f69ba1af4","source":{"kind":"arxiv","id":"2606.24420","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.24420","created_at":"2026-06-24T01:15:29Z"},{"alias_kind":"arxiv_version","alias_value":"2606.24420v1","created_at":"2026-06-24T01:15:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.24420","created_at":"2026-06-24T01:15:29Z"},{"alias_kind":"pith_short_12","alias_value":"3443LEDA5D67","created_at":"2026-06-24T01:15:29Z"},{"alias_kind":"pith_short_16","alias_value":"3443LEDA5D676W7F","created_at":"2026-06-24T01:15:29Z"},{"alias_kind":"pith_short_8","alias_value":"3443LEDA","created_at":"2026-06-24T01:15:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:3443LEDA5D676W7FUTGTFEJ423","target":"record","payload":{"canonical_record":{"source":{"id":"2606.24420","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-06-23T10:58:08Z","cross_cats_sorted":[],"title_canon_sha256":"319a736511d37afc58490870908a8e70a8b65b73b36defe01af126287984b3ca","abstract_canon_sha256":"a66be012159f882e9b3b0e05d282ea79a63689534dd788464be2dccc9213995e"},"schema_version":"1.0"},"canonical_sha256":"df39b59060e8fdff5be5a4cd32913cd6cd17bd25711ea80cd05d180f69ba1af4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-24T01:15:29.967180Z","signature_b64":"18UAbpsGXgSRRMxEtA071saPjHbF7hT/Ovq6XoVQ8YkZ2p6JabMEcDDHbI6p7BveLZSDHd1wbu8PgQVwhN5CCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"df39b59060e8fdff5be5a4cd32913cd6cd17bd25711ea80cd05d180f69ba1af4","last_reissued_at":"2026-06-24T01:15:29.966825Z","signature_status":"signed_v1","first_computed_at":"2026-06-24T01:15:29.966825Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.24420","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":"2026-06-24T01:15:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DiokXMB5FQIk1VXAgm4hzeur51wUheZzgHdKhOWIo5lovS0uukqbvOobmUbATwsV5YvkhxuR20Iq2iWAz1qcCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T02:03:08.104308Z"},"content_sha256":"8e4dcd93fb576a4e423fc5e73ebf0e6b26640f1e20e5902bdb0adcb864cff71c","schema_version":"1.0","event_id":"sha256:8e4dcd93fb576a4e423fc5e73ebf0e6b26640f1e20e5902bdb0adcb864cff71c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:3443LEDA5D676W7FUTGTFEJ423","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Beyond Logprobs: A Multi-Signal Confidence Engine for LLM-Based Document Field Extraction","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Nitesh Kumar","submitted_at":"2026-06-23T10:58:08Z","abstract_excerpt":"In high-stakes document processing pipelines, including financial reconciliation, compliance verification, and procurement automation, an LLM extraction that is silently wrong is more dangerous than one that is visibly absent. The central challenge is not extraction accuracy alone but reliable confidence estimation: knowing, field by field, whether an extraction can be trusted for automation or deferred to human review. Token-level log-probabilities, verbalized confidence, and multi-sample self-consistency all collapse toward all-positive behaviour at practical thresholds, offering no reliable"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.24420","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/2606.24420/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":"2026-06-24T01:15:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jfW5/r7TDAGMHhpD8v0n5frK9Wvf4685G1MwG54cZy9tsltmgFn6un/jghlWjzSN21yKre+TDVxU3Ci7tYdOCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T02:03:08.104706Z"},"content_sha256":"0c8edadbfe24a62ffe3eab871c6de3ec8e7519e8d8aff8497e39809c79503fed","schema_version":"1.0","event_id":"sha256:0c8edadbfe24a62ffe3eab871c6de3ec8e7519e8d8aff8497e39809c79503fed"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3443LEDA5D676W7FUTGTFEJ423/bundle.json","state_url":"https://pith.science/pith/3443LEDA5D676W7FUTGTFEJ423/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3443LEDA5D676W7FUTGTFEJ423/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":"2026-07-09T02:03:08Z","links":{"resolver":"https://pith.science/pith/3443LEDA5D676W7FUTGTFEJ423","bundle":"https://pith.science/pith/3443LEDA5D676W7FUTGTFEJ423/bundle.json","state":"https://pith.science/pith/3443LEDA5D676W7FUTGTFEJ423/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3443LEDA5D676W7FUTGTFEJ423/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:3443LEDA5D676W7FUTGTFEJ423","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":"a66be012159f882e9b3b0e05d282ea79a63689534dd788464be2dccc9213995e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-06-23T10:58:08Z","title_canon_sha256":"319a736511d37afc58490870908a8e70a8b65b73b36defe01af126287984b3ca"},"schema_version":"1.0","source":{"id":"2606.24420","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.24420","created_at":"2026-06-24T01:15:29Z"},{"alias_kind":"arxiv_version","alias_value":"2606.24420v1","created_at":"2026-06-24T01:15:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.24420","created_at":"2026-06-24T01:15:29Z"},{"alias_kind":"pith_short_12","alias_value":"3443LEDA5D67","created_at":"2026-06-24T01:15:29Z"},{"alias_kind":"pith_short_16","alias_value":"3443LEDA5D676W7F","created_at":"2026-06-24T01:15:29Z"},{"alias_kind":"pith_short_8","alias_value":"3443LEDA","created_at":"2026-06-24T01:15:29Z"}],"graph_snapshots":[{"event_id":"sha256:0c8edadbfe24a62ffe3eab871c6de3ec8e7519e8d8aff8497e39809c79503fed","target":"graph","created_at":"2026-06-24T01:15:29Z","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/2606.24420/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In high-stakes document processing pipelines, including financial reconciliation, compliance verification, and procurement automation, an LLM extraction that is silently wrong is more dangerous than one that is visibly absent. The central challenge is not extraction accuracy alone but reliable confidence estimation: knowing, field by field, whether an extraction can be trusted for automation or deferred to human review. Token-level log-probabilities, verbalized confidence, and multi-sample self-consistency all collapse toward all-positive behaviour at practical thresholds, offering no reliable","authors_text":"Nitesh Kumar","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-06-23T10:58:08Z","title":"Beyond Logprobs: A Multi-Signal Confidence Engine for LLM-Based Document Field Extraction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.24420","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":"sha256:8e4dcd93fb576a4e423fc5e73ebf0e6b26640f1e20e5902bdb0adcb864cff71c","target":"record","created_at":"2026-06-24T01:15:29Z","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":"a66be012159f882e9b3b0e05d282ea79a63689534dd788464be2dccc9213995e","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2026-06-23T10:58:08Z","title_canon_sha256":"319a736511d37afc58490870908a8e70a8b65b73b36defe01af126287984b3ca"},"schema_version":"1.0","source":{"id":"2606.24420","kind":"arxiv","version":1}},"canonical_sha256":"df39b59060e8fdff5be5a4cd32913cd6cd17bd25711ea80cd05d180f69ba1af4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"df39b59060e8fdff5be5a4cd32913cd6cd17bd25711ea80cd05d180f69ba1af4","first_computed_at":"2026-06-24T01:15:29.966825Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-24T01:15:29.966825Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"18UAbpsGXgSRRMxEtA071saPjHbF7hT/Ovq6XoVQ8YkZ2p6JabMEcDDHbI6p7BveLZSDHd1wbu8PgQVwhN5CCA==","signature_status":"signed_v1","signed_at":"2026-06-24T01:15:29.967180Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.24420","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8e4dcd93fb576a4e423fc5e73ebf0e6b26640f1e20e5902bdb0adcb864cff71c","sha256:0c8edadbfe24a62ffe3eab871c6de3ec8e7519e8d8aff8497e39809c79503fed"],"state_sha256":"f5bbaac11885e3ee304bcd2ff014fb354aa28aa56ba68351cd52a83278a383c1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"97aiD9PZjZVY9+0tNk+tmB86Xed9rRF9whR6vIQ/x+orBbRle+f38o5VYlfEN+sb4EzlkM9Ufa2N8EH7qLmNCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T02:03:08.106817Z","bundle_sha256":"c8e97a180eab3605ecfaa43e36a90b895636d121b10417a6f2ba634545b9f1b6"}}