{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:L5G57EG37XI6ADKFOKXOZ2WDVU","short_pith_number":"pith:L5G57EG3","canonical_record":{"source":{"id":"2103.16808","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2021-03-31T04:52:38Z","cross_cats_sorted":[],"title_canon_sha256":"11b2dab2fcbc6c28f3bce02557afcd0eb5e273e34220c03d49a8010f91bc8e5d","abstract_canon_sha256":"538bcac4cbbcea38a999738561a88136f50d6a589cd46e2b6fd0feae95f4dfa1"},"schema_version":"1.0"},"canonical_sha256":"5f4ddf90dbfdd1e00d4572aeeceac3ad1ba6c6247f479392cbe05b2522f2dc0d","source":{"kind":"arxiv","id":"2103.16808","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.16808","created_at":"2026-07-05T02:28:08Z"},{"alias_kind":"arxiv_version","alias_value":"2103.16808v1","created_at":"2026-07-05T02:28:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.16808","created_at":"2026-07-05T02:28:08Z"},{"alias_kind":"pith_short_12","alias_value":"L5G57EG37XI6","created_at":"2026-07-05T02:28:08Z"},{"alias_kind":"pith_short_16","alias_value":"L5G57EG37XI6ADKF","created_at":"2026-07-05T02:28:08Z"},{"alias_kind":"pith_short_8","alias_value":"L5G57EG3","created_at":"2026-07-05T02:28:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:L5G57EG37XI6ADKFOKXOZ2WDVU","target":"record","payload":{"canonical_record":{"source":{"id":"2103.16808","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2021-03-31T04:52:38Z","cross_cats_sorted":[],"title_canon_sha256":"11b2dab2fcbc6c28f3bce02557afcd0eb5e273e34220c03d49a8010f91bc8e5d","abstract_canon_sha256":"538bcac4cbbcea38a999738561a88136f50d6a589cd46e2b6fd0feae95f4dfa1"},"schema_version":"1.0"},"canonical_sha256":"5f4ddf90dbfdd1e00d4572aeeceac3ad1ba6c6247f479392cbe05b2522f2dc0d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:28:08.923540Z","signature_b64":"QZYTUuKbpUmIIRxAD6ktd5vcwHOr6G94Y6h6YuyIMgYWFeRFoGV7w51X8r1GGdfIPcwqhqEB8j+BqYCwJW/uBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5f4ddf90dbfdd1e00d4572aeeceac3ad1ba6c6247f479392cbe05b2522f2dc0d","last_reissued_at":"2026-07-05T02:28:08.923052Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:28:08.923052Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2103.16808","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":"2026-07-05T02:28:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vb/AgpD6fbZJfz6nkvi7EGMv6UzP9DicpSTHoGXhPivdQ3ysGSSSGsR/lGSQjVteK3kcfpiu3k0y9hRYNKP9Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T11:50:09.217926Z"},"content_sha256":"63e3e5e02656c0d5a938dd3c02d5bc2a70560c4ba35403f7003220064be75a5c","schema_version":"1.0","event_id":"sha256:63e3e5e02656c0d5a938dd3c02d5bc2a70560c4ba35403f7003220064be75a5c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:L5G57EG37XI6ADKFOKXOZ2WDVU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Self-Supervised Euphemism Detection and Identification for Content Moderation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CL","authors_text":"Giulia Fanti, Hongyu Gong, Nicolas Christin, Rohan Bansal, Suma Bhat, Wanzheng Zhu, Zachary Weinberg","submitted_at":"2021-03-31T04:52:38Z","abstract_excerpt":"Fringe groups and organizations have a long history of using euphemisms--ordinary-sounding words with a secret meaning--to conceal what they are discussing. Nowadays, one common use of euphemisms is to evade content moderation policies enforced by social media platforms. Existing tools for enforcing policy automatically rely on keyword searches for words on a \"ban list\", but these are notoriously imprecise: even when limited to swearwords, they can still cause embarrassing false positives. When a commonly used ordinary word acquires a euphemistic meaning, adding it to a keyword-based ban list "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.16808","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/2103.16808/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":"2026-07-05T02:28:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oPIoRNVd9pZZfCo53yXN5SlnUGsett/CkO6No26CP1vhJ+aK34f0Z17Qb0FiK99wAUzDTGmoJDWJov2JVxRaCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T11:50:09.218428Z"},"content_sha256":"09c8622b1e657ab0952464007ce816f2d7a66f74cf1f46191540386c476ef1b5","schema_version":"1.0","event_id":"sha256:09c8622b1e657ab0952464007ce816f2d7a66f74cf1f46191540386c476ef1b5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L5G57EG37XI6ADKFOKXOZ2WDVU/bundle.json","state_url":"https://pith.science/pith/L5G57EG37XI6ADKFOKXOZ2WDVU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L5G57EG37XI6ADKFOKXOZ2WDVU/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":"2026-08-08T11:50:09Z","links":{"resolver":"https://pith.science/pith/L5G57EG37XI6ADKFOKXOZ2WDVU","bundle":"https://pith.science/pith/L5G57EG37XI6ADKFOKXOZ2WDVU/bundle.json","state":"https://pith.science/pith/L5G57EG37XI6ADKFOKXOZ2WDVU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L5G57EG37XI6ADKFOKXOZ2WDVU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:L5G57EG37XI6ADKFOKXOZ2WDVU","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":"538bcac4cbbcea38a999738561a88136f50d6a589cd46e2b6fd0feae95f4dfa1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2021-03-31T04:52:38Z","title_canon_sha256":"11b2dab2fcbc6c28f3bce02557afcd0eb5e273e34220c03d49a8010f91bc8e5d"},"schema_version":"1.0","source":{"id":"2103.16808","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.16808","created_at":"2026-07-05T02:28:08Z"},{"alias_kind":"arxiv_version","alias_value":"2103.16808v1","created_at":"2026-07-05T02:28:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.16808","created_at":"2026-07-05T02:28:08Z"},{"alias_kind":"pith_short_12","alias_value":"L5G57EG37XI6","created_at":"2026-07-05T02:28:08Z"},{"alias_kind":"pith_short_16","alias_value":"L5G57EG37XI6ADKF","created_at":"2026-07-05T02:28:08Z"},{"alias_kind":"pith_short_8","alias_value":"L5G57EG3","created_at":"2026-07-05T02:28:08Z"}],"graph_snapshots":[{"event_id":"sha256:09c8622b1e657ab0952464007ce816f2d7a66f74cf1f46191540386c476ef1b5","target":"graph","created_at":"2026-07-05T02:28:08Z","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/2103.16808/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Fringe groups and organizations have a long history of using euphemisms--ordinary-sounding words with a secret meaning--to conceal what they are discussing. Nowadays, one common use of euphemisms is to evade content moderation policies enforced by social media platforms. Existing tools for enforcing policy automatically rely on keyword searches for words on a \"ban list\", but these are notoriously imprecise: even when limited to swearwords, they can still cause embarrassing false positives. When a commonly used ordinary word acquires a euphemistic meaning, adding it to a keyword-based ban list ","authors_text":"Giulia Fanti, Hongyu Gong, Nicolas Christin, Rohan Bansal, Suma Bhat, Wanzheng Zhu, Zachary Weinberg","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2021-03-31T04:52:38Z","title":"Self-Supervised Euphemism Detection and Identification for Content Moderation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.16808","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":"sha256:63e3e5e02656c0d5a938dd3c02d5bc2a70560c4ba35403f7003220064be75a5c","target":"record","created_at":"2026-07-05T02:28:08Z","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":"538bcac4cbbcea38a999738561a88136f50d6a589cd46e2b6fd0feae95f4dfa1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2021-03-31T04:52:38Z","title_canon_sha256":"11b2dab2fcbc6c28f3bce02557afcd0eb5e273e34220c03d49a8010f91bc8e5d"},"schema_version":"1.0","source":{"id":"2103.16808","kind":"arxiv","version":1}},"canonical_sha256":"5f4ddf90dbfdd1e00d4572aeeceac3ad1ba6c6247f479392cbe05b2522f2dc0d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5f4ddf90dbfdd1e00d4572aeeceac3ad1ba6c6247f479392cbe05b2522f2dc0d","first_computed_at":"2026-07-05T02:28:08.923052Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:28:08.923052Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QZYTUuKbpUmIIRxAD6ktd5vcwHOr6G94Y6h6YuyIMgYWFeRFoGV7w51X8r1GGdfIPcwqhqEB8j+BqYCwJW/uBg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:28:08.923540Z","signed_message":"canonical_sha256_bytes"},"source_id":"2103.16808","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:63e3e5e02656c0d5a938dd3c02d5bc2a70560c4ba35403f7003220064be75a5c","sha256:09c8622b1e657ab0952464007ce816f2d7a66f74cf1f46191540386c476ef1b5"],"state_sha256":"fbbda1bbe3b0058b65908aed48983080fdb230e0736dcf938d9cac88c03de8c9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Myr/BbGL0kSaTs+h+nlvrrgqpteIXbygoN9TLWN01NuNEWenB9KZkIM2QIY9bPq2YYAixSlOA9TeCxd6ShiwBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T11:50:09.222232Z","bundle_sha256":"f790d1d0b0caac986fe7a9468fcbd30ca4566717f93682b96f74ceb5b1d0a7ca"}}