{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:4DLTHNMPMRRDGO5JBPMRLHTHW4","short_pith_number":"pith:4DLTHNMP","canonical_record":{"source":{"id":"2406.02633","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-06-04T04:03:17Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"c525f12cf71432c645a62d59813d807dd7ec65c63b8feba17694e657cc501ccb","abstract_canon_sha256":"92ec81924ec3d8fffbea1667fef6b5f9ab11c89c4a1c2afdbfdf9a33d555a65e"},"schema_version":"1.0"},"canonical_sha256":"e0d733b58f6462333ba90bd9159e67b72a9b01f6a2fc4d987ef00a471c18ce25","source":{"kind":"arxiv","id":"2406.02633","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.02633","created_at":"2026-07-05T11:10:46Z"},{"alias_kind":"arxiv_version","alias_value":"2406.02633v2","created_at":"2026-07-05T11:10:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.02633","created_at":"2026-07-05T11:10:46Z"},{"alias_kind":"pith_short_12","alias_value":"4DLTHNMPMRRD","created_at":"2026-07-05T11:10:46Z"},{"alias_kind":"pith_short_16","alias_value":"4DLTHNMPMRRDGO5J","created_at":"2026-07-05T11:10:46Z"},{"alias_kind":"pith_short_8","alias_value":"4DLTHNMP","created_at":"2026-07-05T11:10:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:4DLTHNMPMRRDGO5JBPMRLHTHW4","target":"record","payload":{"canonical_record":{"source":{"id":"2406.02633","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-06-04T04:03:17Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"c525f12cf71432c645a62d59813d807dd7ec65c63b8feba17694e657cc501ccb","abstract_canon_sha256":"92ec81924ec3d8fffbea1667fef6b5f9ab11c89c4a1c2afdbfdf9a33d555a65e"},"schema_version":"1.0"},"canonical_sha256":"e0d733b58f6462333ba90bd9159e67b72a9b01f6a2fc4d987ef00a471c18ce25","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:10:46.069430Z","signature_b64":"LNlB9/eq5uBQh71dA9uqo2MfUCf2X1p4qH2QP/qOEWVlGtjHtPAKAaVcQZD8hT8GiBlz6I0/oRAzhT4wmJRXDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e0d733b58f6462333ba90bd9159e67b72a9b01f6a2fc4d987ef00a471c18ce25","last_reissued_at":"2026-07-05T11:10:46.068948Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:10:46.068948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2406.02633","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":"2026-07-05T11:10:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MEfl2jJa3k0FuJyvJ6E8dTKCgJC/QWDlYrRG0pMfPvL4TCQdnEbKcOEt+UNCzVVcW9Lc/f6TZ8vSM1zAxK3FAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T06:48:25.137123Z"},"content_sha256":"d59c962e5c227af0c794731887f504897b9b88848e265850d268dd950b7372e8","schema_version":"1.0","event_id":"sha256:d59c962e5c227af0c794731887f504897b9b88848e265850d268dd950b7372e8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:4DLTHNMPMRRDGO5JBPMRLHTHW4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Edit Distance Robust Watermarks via Indexing Pseudorandom Codes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.LG"],"primary_cat":"cs.CR","authors_text":"Ankur Moitra, Noah Golowich","submitted_at":"2024-06-04T04:03:17Z","abstract_excerpt":"Motivated by the problem of detecting AI-generated text, we consider the problem of watermarking the output of language models with provable guarantees. We aim for watermarks which satisfy: (a) undetectability, a cryptographic notion introduced by Christ, Gunn & Zamir (2024) which stipulates that it is computationally hard to distinguish watermarked language model outputs from the model's actual output distribution; and (b) robustness to channels which introduce a constant fraction of adversarial insertions, substitutions, and deletions to the watermarked text. Earlier schemes could only handl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.02633","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/2406.02633/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":"2026-07-05T11:10:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Qova09oMIfbxKMZt+lZFTPDGBmF/exSBDlcYWakv5N4T3hg3Tw+TYAzQ+4Xtok2SudmyZollQxmhy4+TUlodBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T06:48:25.138045Z"},"content_sha256":"8dc3e7aa906183b8fde1ddd7c89d843b39c80f3cab461569a44f3896fad18ec1","schema_version":"1.0","event_id":"sha256:8dc3e7aa906183b8fde1ddd7c89d843b39c80f3cab461569a44f3896fad18ec1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4DLTHNMPMRRDGO5JBPMRLHTHW4/bundle.json","state_url":"https://pith.science/pith/4DLTHNMPMRRDGO5JBPMRLHTHW4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4DLTHNMPMRRDGO5JBPMRLHTHW4/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":"2026-08-11T06:48:25Z","links":{"resolver":"https://pith.science/pith/4DLTHNMPMRRDGO5JBPMRLHTHW4","bundle":"https://pith.science/pith/4DLTHNMPMRRDGO5JBPMRLHTHW4/bundle.json","state":"https://pith.science/pith/4DLTHNMPMRRDGO5JBPMRLHTHW4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4DLTHNMPMRRDGO5JBPMRLHTHW4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:4DLTHNMPMRRDGO5JBPMRLHTHW4","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":"92ec81924ec3d8fffbea1667fef6b5f9ab11c89c4a1c2afdbfdf9a33d555a65e","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-06-04T04:03:17Z","title_canon_sha256":"c525f12cf71432c645a62d59813d807dd7ec65c63b8feba17694e657cc501ccb"},"schema_version":"1.0","source":{"id":"2406.02633","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.02633","created_at":"2026-07-05T11:10:46Z"},{"alias_kind":"arxiv_version","alias_value":"2406.02633v2","created_at":"2026-07-05T11:10:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.02633","created_at":"2026-07-05T11:10:46Z"},{"alias_kind":"pith_short_12","alias_value":"4DLTHNMPMRRD","created_at":"2026-07-05T11:10:46Z"},{"alias_kind":"pith_short_16","alias_value":"4DLTHNMPMRRDGO5J","created_at":"2026-07-05T11:10:46Z"},{"alias_kind":"pith_short_8","alias_value":"4DLTHNMP","created_at":"2026-07-05T11:10:46Z"}],"graph_snapshots":[{"event_id":"sha256:8dc3e7aa906183b8fde1ddd7c89d843b39c80f3cab461569a44f3896fad18ec1","target":"graph","created_at":"2026-07-05T11:10:46Z","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/2406.02633/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Motivated by the problem of detecting AI-generated text, we consider the problem of watermarking the output of language models with provable guarantees. We aim for watermarks which satisfy: (a) undetectability, a cryptographic notion introduced by Christ, Gunn & Zamir (2024) which stipulates that it is computationally hard to distinguish watermarked language model outputs from the model's actual output distribution; and (b) robustness to channels which introduce a constant fraction of adversarial insertions, substitutions, and deletions to the watermarked text. Earlier schemes could only handl","authors_text":"Ankur Moitra, Noah Golowich","cross_cats":["cs.AI","cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-06-04T04:03:17Z","title":"Edit Distance Robust Watermarks via Indexing Pseudorandom Codes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.02633","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:d59c962e5c227af0c794731887f504897b9b88848e265850d268dd950b7372e8","target":"record","created_at":"2026-07-05T11:10:46Z","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":"92ec81924ec3d8fffbea1667fef6b5f9ab11c89c4a1c2afdbfdf9a33d555a65e","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2024-06-04T04:03:17Z","title_canon_sha256":"c525f12cf71432c645a62d59813d807dd7ec65c63b8feba17694e657cc501ccb"},"schema_version":"1.0","source":{"id":"2406.02633","kind":"arxiv","version":2}},"canonical_sha256":"e0d733b58f6462333ba90bd9159e67b72a9b01f6a2fc4d987ef00a471c18ce25","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e0d733b58f6462333ba90bd9159e67b72a9b01f6a2fc4d987ef00a471c18ce25","first_computed_at":"2026-07-05T11:10:46.068948Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:10:46.068948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LNlB9/eq5uBQh71dA9uqo2MfUCf2X1p4qH2QP/qOEWVlGtjHtPAKAaVcQZD8hT8GiBlz6I0/oRAzhT4wmJRXDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:10:46.069430Z","signed_message":"canonical_sha256_bytes"},"source_id":"2406.02633","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d59c962e5c227af0c794731887f504897b9b88848e265850d268dd950b7372e8","sha256:8dc3e7aa906183b8fde1ddd7c89d843b39c80f3cab461569a44f3896fad18ec1"],"state_sha256":"23c3b5ee0c30cddae36514621d2fad7928bcc24bdbc0ae736a461fe8c5d90d74"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S3Ry7n4UCFjeiqgu0VVTdxvb/lJzFlH2hsS5aUePI2qem3ZNNmOxo93ZQHRppSPqEIprO6e7lEYXf0OzAT9KAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T06:48:25.144971Z","bundle_sha256":"7011027dccc419ab46cf0939075470e90a1aa9be4cf99964b8530846a426b206"}}