{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:E6UXRZQRBO5ZHHBSYB2SZQU5ZP","short_pith_number":"pith:E6UXRZQR","canonical_record":{"source":{"id":"2310.14338","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.CL","submitted_at":"2023-10-22T16:07:06Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"b47c8759b022446da6d48f43ba25db669b1e321b45f9d927d69be8626bb53a49","abstract_canon_sha256":"af2fc1a34e75c65ad47dddc1bc9d943a68a0e14c13c9e65430176e6a305dbe68"},"schema_version":"1.0"},"canonical_sha256":"27a978e6110bbb939c32c0752cc29dcbde4179d5ce2dcf9450331523de999cc4","source":{"kind":"arxiv","id":"2310.14338","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.14338","created_at":"2026-07-05T07:43:56Z"},{"alias_kind":"arxiv_version","alias_value":"2310.14338v3","created_at":"2026-07-05T07:43:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.14338","created_at":"2026-07-05T07:43:56Z"},{"alias_kind":"pith_short_12","alias_value":"E6UXRZQRBO5Z","created_at":"2026-07-05T07:43:56Z"},{"alias_kind":"pith_short_16","alias_value":"E6UXRZQRBO5ZHHBS","created_at":"2026-07-05T07:43:56Z"},{"alias_kind":"pith_short_8","alias_value":"E6UXRZQR","created_at":"2026-07-05T07:43:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:E6UXRZQRBO5ZHHBSYB2SZQU5ZP","target":"record","payload":{"canonical_record":{"source":{"id":"2310.14338","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.CL","submitted_at":"2023-10-22T16:07:06Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"b47c8759b022446da6d48f43ba25db669b1e321b45f9d927d69be8626bb53a49","abstract_canon_sha256":"af2fc1a34e75c65ad47dddc1bc9d943a68a0e14c13c9e65430176e6a305dbe68"},"schema_version":"1.0"},"canonical_sha256":"27a978e6110bbb939c32c0752cc29dcbde4179d5ce2dcf9450331523de999cc4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:43:56.769562Z","signature_b64":"ZzT1tj6RE/a9B8xkReoMCf3hNRGj5wVmSq4ILoL7p1zubKZjlGq0F+JLWZ4+m48rqzsgEFix7DRwiWpGu1h2Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"27a978e6110bbb939c32c0752cc29dcbde4179d5ce2dcf9450331523de999cc4","last_reissued_at":"2026-07-05T07:43:56.769065Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:43:56.769065Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2310.14338","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":"2026-07-05T07:43:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QZ0vFA0/7ikOeVKd5gtT5sbsqgR93HowiV+ZGMnNpggx+8BOjUTE+RHxWrTCOiI2k6Z9LXnWtRpdtdEYZF02Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T22:51:34.857072Z"},"content_sha256":"ec7e1bde3687c0f6c6217eb89d3b274fbb61bec07535505045b2b1b85d6ca35b","schema_version":"1.0","event_id":"sha256:ec7e1bde3687c0f6c6217eb89d3b274fbb61bec07535505045b2b1b85d6ca35b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:E6UXRZQRBO5ZHHBSYB2SZQU5ZP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"From Chaos to Clarity: Claim Normalization to Empower Fact-Checking","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CL","authors_text":"Megha Sundriyal, Preslav Nakov, Tanmoy Chakraborty","submitted_at":"2023-10-22T16:07:06Z","abstract_excerpt":"With the rise of social media, users are exposed to many misleading claims. However, the pervasive noise inherent in these posts presents a challenge in identifying precise and prominent claims that require verification. Extracting the important claims from such posts is arduous and time-consuming, yet it is an underexplored problem. Here, we aim to bridge this gap. We introduce a novel task, Claim Normalization (aka ClaimNorm), which aims to decompose complex and noisy social media posts into more straightforward and understandable forms, termed normalized claims. We propose CACN, a pioneerin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.14338","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/2310.14338/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":"2026-07-05T07:43:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"22O51GavgIlxyDTej86nJaejVLQ2fN5BIYOyaupFkGLHDnUj1FlLkWdyViUrW+CjIm1I1a0Mgg1GRyQM2+21AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T22:51:34.857752Z"},"content_sha256":"5f62a7b30a9a9a4043be262bc28490abdadddea2d7a6449b5092f9830620f6be","schema_version":"1.0","event_id":"sha256:5f62a7b30a9a9a4043be262bc28490abdadddea2d7a6449b5092f9830620f6be"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E6UXRZQRBO5ZHHBSYB2SZQU5ZP/bundle.json","state_url":"https://pith.science/pith/E6UXRZQRBO5ZHHBSYB2SZQU5ZP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E6UXRZQRBO5ZHHBSYB2SZQU5ZP/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":"2026-08-08T22:51:34Z","links":{"resolver":"https://pith.science/pith/E6UXRZQRBO5ZHHBSYB2SZQU5ZP","bundle":"https://pith.science/pith/E6UXRZQRBO5ZHHBSYB2SZQU5ZP/bundle.json","state":"https://pith.science/pith/E6UXRZQRBO5ZHHBSYB2SZQU5ZP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E6UXRZQRBO5ZHHBSYB2SZQU5ZP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:E6UXRZQRBO5ZHHBSYB2SZQU5ZP","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":"af2fc1a34e75c65ad47dddc1bc9d943a68a0e14c13c9e65430176e6a305dbe68","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.CL","submitted_at":"2023-10-22T16:07:06Z","title_canon_sha256":"b47c8759b022446da6d48f43ba25db669b1e321b45f9d927d69be8626bb53a49"},"schema_version":"1.0","source":{"id":"2310.14338","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.14338","created_at":"2026-07-05T07:43:56Z"},{"alias_kind":"arxiv_version","alias_value":"2310.14338v3","created_at":"2026-07-05T07:43:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.14338","created_at":"2026-07-05T07:43:56Z"},{"alias_kind":"pith_short_12","alias_value":"E6UXRZQRBO5Z","created_at":"2026-07-05T07:43:56Z"},{"alias_kind":"pith_short_16","alias_value":"E6UXRZQRBO5ZHHBS","created_at":"2026-07-05T07:43:56Z"},{"alias_kind":"pith_short_8","alias_value":"E6UXRZQR","created_at":"2026-07-05T07:43:56Z"}],"graph_snapshots":[{"event_id":"sha256:5f62a7b30a9a9a4043be262bc28490abdadddea2d7a6449b5092f9830620f6be","target":"graph","created_at":"2026-07-05T07:43:56Z","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/2310.14338/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"With the rise of social media, users are exposed to many misleading claims. However, the pervasive noise inherent in these posts presents a challenge in identifying precise and prominent claims that require verification. Extracting the important claims from such posts is arduous and time-consuming, yet it is an underexplored problem. Here, we aim to bridge this gap. We introduce a novel task, Claim Normalization (aka ClaimNorm), which aims to decompose complex and noisy social media posts into more straightforward and understandable forms, termed normalized claims. We propose CACN, a pioneerin","authors_text":"Megha Sundriyal, Preslav Nakov, Tanmoy Chakraborty","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.CL","submitted_at":"2023-10-22T16:07:06Z","title":"From Chaos to Clarity: Claim Normalization to Empower Fact-Checking"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.14338","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:ec7e1bde3687c0f6c6217eb89d3b274fbb61bec07535505045b2b1b85d6ca35b","target":"record","created_at":"2026-07-05T07:43:56Z","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":"af2fc1a34e75c65ad47dddc1bc9d943a68a0e14c13c9e65430176e6a305dbe68","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.CL","submitted_at":"2023-10-22T16:07:06Z","title_canon_sha256":"b47c8759b022446da6d48f43ba25db669b1e321b45f9d927d69be8626bb53a49"},"schema_version":"1.0","source":{"id":"2310.14338","kind":"arxiv","version":3}},"canonical_sha256":"27a978e6110bbb939c32c0752cc29dcbde4179d5ce2dcf9450331523de999cc4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"27a978e6110bbb939c32c0752cc29dcbde4179d5ce2dcf9450331523de999cc4","first_computed_at":"2026-07-05T07:43:56.769065Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:43:56.769065Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZzT1tj6RE/a9B8xkReoMCf3hNRGj5wVmSq4ILoL7p1zubKZjlGq0F+JLWZ4+m48rqzsgEFix7DRwiWpGu1h2Dw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:43:56.769562Z","signed_message":"canonical_sha256_bytes"},"source_id":"2310.14338","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ec7e1bde3687c0f6c6217eb89d3b274fbb61bec07535505045b2b1b85d6ca35b","sha256:5f62a7b30a9a9a4043be262bc28490abdadddea2d7a6449b5092f9830620f6be"],"state_sha256":"cc63aa098683bc2160944a683408543d1e06d05f4b0e45ee151a9f50677130e7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"maXMfAv6+1vZ8BRdQS7vrESHXR124M4FKDSu3NEkl7oxyRF2b9h/x6SGY0utxcLul+v8olwoLEtMFNkFajUgDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T22:51:34.861931Z","bundle_sha256":"23a23f3efa956a6d3d29f40bd64ec5d9fcfc8e3b1bffa17b087524b83ecb525e"}}