{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:YWTP6G6ALKJR6ZSFTWGNRD6T7Q","short_pith_number":"pith:YWTP6G6A","canonical_record":{"source":{"id":"2103.00153","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2021-02-27T08:01:10Z","cross_cats_sorted":["cs.SI"],"title_canon_sha256":"d0c4cfd56253e02bd7f13da9d50ccd082ed67826507b04a157b1a5b6a8f66f80","abstract_canon_sha256":"43ae3dca172f2c8e255513afbc887a10f27e7b70edbfc53e690eaaf79700cb22"},"schema_version":"1.0"},"canonical_sha256":"c5a6ff1bc05a931f66459d8cd88fd3fc0f6d47aa5d52a7faa32549f948921f74","source":{"kind":"arxiv","id":"2103.00153","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.00153","created_at":"2026-07-05T06:17:35Z"},{"alias_kind":"arxiv_version","alias_value":"2103.00153v2","created_at":"2026-07-05T06:17:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.00153","created_at":"2026-07-05T06:17:35Z"},{"alias_kind":"pith_short_12","alias_value":"YWTP6G6ALKJR","created_at":"2026-07-05T06:17:35Z"},{"alias_kind":"pith_short_16","alias_value":"YWTP6G6ALKJR6ZSF","created_at":"2026-07-05T06:17:35Z"},{"alias_kind":"pith_short_8","alias_value":"YWTP6G6A","created_at":"2026-07-05T06:17:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:YWTP6G6ALKJR6ZSFTWGNRD6T7Q","target":"record","payload":{"canonical_record":{"source":{"id":"2103.00153","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2021-02-27T08:01:10Z","cross_cats_sorted":["cs.SI"],"title_canon_sha256":"d0c4cfd56253e02bd7f13da9d50ccd082ed67826507b04a157b1a5b6a8f66f80","abstract_canon_sha256":"43ae3dca172f2c8e255513afbc887a10f27e7b70edbfc53e690eaaf79700cb22"},"schema_version":"1.0"},"canonical_sha256":"c5a6ff1bc05a931f66459d8cd88fd3fc0f6d47aa5d52a7faa32549f948921f74","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:17:35.688723Z","signature_b64":"eUoaK04ooqwo7mUWO+q8hUyGfYBIVNH1pL7lHHt6q0BbYfqN8rQpnm6TZgfgoUaFNPCPe/EEi/kQRWIR6HWGCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c5a6ff1bc05a931f66459d8cd88fd3fc0f6d47aa5d52a7faa32549f948921f74","last_reissued_at":"2026-07-05T06:17:35.688243Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:17:35.688243Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2103.00153","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":"2026-07-05T06:17:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"apSrwo7A1x3XKWXIowgSoM5FsbL4v/TOlPdNBo2OdXuNcQkureNLOA6iNnyTkVh8q65xJOSIAMdtFZwBn6DABg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T02:18:17.589611Z"},"content_sha256":"73273796d3e34c7bdd222ea247ca0f5a4daa3074a01788dc6dd4f241b4ed2db5","schema_version":"1.0","event_id":"sha256:73273796d3e34c7bdd222ea247ca0f5a4daa3074a01788dc6dd4f241b4ed2db5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:YWTP6G6ALKJR6ZSFTWGNRD6T7Q","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Detecting Harmful Content On Online Platforms: What Platforms Need Vs. Where Research Efforts Go","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.SI"],"primary_cat":"cs.CL","authors_text":"Ameya Bhatawdekar, Arnav Arora, Dimitrina Zlatkova, Guillaume Bouchard, Isabelle Augenstein, Kyle Dent, Momchil Hardalov, Preslav Nakov, Sheikh Muhammad Sarwar, Vibha Nayak, Yoan Dinkov","submitted_at":"2021-02-27T08:01:10Z","abstract_excerpt":"The proliferation of harmful content on online platforms is a major societal problem, which comes in many different forms including hate speech, offensive language, bullying and harassment, misinformation, spam, violence, graphic content, sexual abuse, self harm, and many other. Online platforms seek to moderate such content to limit societal harm, to comply with legislation, and to create a more inclusive environment for their users. Researchers have developed different methods for automatically detecting harmful content, often focusing on specific sub-problems or on narrow communities, as wh"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.00153","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/2103.00153/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":"2026-07-05T06:17:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FLr5uKWSxJmSet3jLUXAryNMeDHUehZy2RRBdp3/NFRook/wNwb/l56q39xVUrAftJZG/p4gORu06eefACCHDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T02:18:17.590126Z"},"content_sha256":"1d5391d68e2fd61165678baa936508614a51d120056e2c549554bcfab7cb6c73","schema_version":"1.0","event_id":"sha256:1d5391d68e2fd61165678baa936508614a51d120056e2c549554bcfab7cb6c73"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YWTP6G6ALKJR6ZSFTWGNRD6T7Q/bundle.json","state_url":"https://pith.science/pith/YWTP6G6ALKJR6ZSFTWGNRD6T7Q/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YWTP6G6ALKJR6ZSFTWGNRD6T7Q/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":"2026-08-06T02:18:17Z","links":{"resolver":"https://pith.science/pith/YWTP6G6ALKJR6ZSFTWGNRD6T7Q","bundle":"https://pith.science/pith/YWTP6G6ALKJR6ZSFTWGNRD6T7Q/bundle.json","state":"https://pith.science/pith/YWTP6G6ALKJR6ZSFTWGNRD6T7Q/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YWTP6G6ALKJR6ZSFTWGNRD6T7Q/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:YWTP6G6ALKJR6ZSFTWGNRD6T7Q","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":"43ae3dca172f2c8e255513afbc887a10f27e7b70edbfc53e690eaaf79700cb22","cross_cats_sorted":["cs.SI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2021-02-27T08:01:10Z","title_canon_sha256":"d0c4cfd56253e02bd7f13da9d50ccd082ed67826507b04a157b1a5b6a8f66f80"},"schema_version":"1.0","source":{"id":"2103.00153","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.00153","created_at":"2026-07-05T06:17:35Z"},{"alias_kind":"arxiv_version","alias_value":"2103.00153v2","created_at":"2026-07-05T06:17:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.00153","created_at":"2026-07-05T06:17:35Z"},{"alias_kind":"pith_short_12","alias_value":"YWTP6G6ALKJR","created_at":"2026-07-05T06:17:35Z"},{"alias_kind":"pith_short_16","alias_value":"YWTP6G6ALKJR6ZSF","created_at":"2026-07-05T06:17:35Z"},{"alias_kind":"pith_short_8","alias_value":"YWTP6G6A","created_at":"2026-07-05T06:17:35Z"}],"graph_snapshots":[{"event_id":"sha256:1d5391d68e2fd61165678baa936508614a51d120056e2c549554bcfab7cb6c73","target":"graph","created_at":"2026-07-05T06:17:35Z","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/2103.00153/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The proliferation of harmful content on online platforms is a major societal problem, which comes in many different forms including hate speech, offensive language, bullying and harassment, misinformation, spam, violence, graphic content, sexual abuse, self harm, and many other. Online platforms seek to moderate such content to limit societal harm, to comply with legislation, and to create a more inclusive environment for their users. Researchers have developed different methods for automatically detecting harmful content, often focusing on specific sub-problems or on narrow communities, as wh","authors_text":"Ameya Bhatawdekar, Arnav Arora, Dimitrina Zlatkova, Guillaume Bouchard, Isabelle Augenstein, Kyle Dent, Momchil Hardalov, Preslav Nakov, Sheikh Muhammad Sarwar, Vibha Nayak, Yoan Dinkov","cross_cats":["cs.SI"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2021-02-27T08:01:10Z","title":"Detecting Harmful Content On Online Platforms: What Platforms Need Vs. Where Research Efforts Go"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.00153","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":"sha256:73273796d3e34c7bdd222ea247ca0f5a4daa3074a01788dc6dd4f241b4ed2db5","target":"record","created_at":"2026-07-05T06:17:35Z","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":"43ae3dca172f2c8e255513afbc887a10f27e7b70edbfc53e690eaaf79700cb22","cross_cats_sorted":["cs.SI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CL","submitted_at":"2021-02-27T08:01:10Z","title_canon_sha256":"d0c4cfd56253e02bd7f13da9d50ccd082ed67826507b04a157b1a5b6a8f66f80"},"schema_version":"1.0","source":{"id":"2103.00153","kind":"arxiv","version":2}},"canonical_sha256":"c5a6ff1bc05a931f66459d8cd88fd3fc0f6d47aa5d52a7faa32549f948921f74","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c5a6ff1bc05a931f66459d8cd88fd3fc0f6d47aa5d52a7faa32549f948921f74","first_computed_at":"2026-07-05T06:17:35.688243Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:17:35.688243Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eUoaK04ooqwo7mUWO+q8hUyGfYBIVNH1pL7lHHt6q0BbYfqN8rQpnm6TZgfgoUaFNPCPe/EEi/kQRWIR6HWGCA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:17:35.688723Z","signed_message":"canonical_sha256_bytes"},"source_id":"2103.00153","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73273796d3e34c7bdd222ea247ca0f5a4daa3074a01788dc6dd4f241b4ed2db5","sha256:1d5391d68e2fd61165678baa936508614a51d120056e2c549554bcfab7cb6c73"],"state_sha256":"e1cb5e672bd23078b4d5ed7a46ca353e2a6285f0a0bcb0dd64a25ea4a476d781"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CHLBTbS1fDiiXUZXXJuzs8rg8rrEHYOg+c6KpaOguGIWMonsWVTsHvGMquM5z1OG1VNYrKwFIGHtOQ/pE2qWBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T02:18:17.595905Z","bundle_sha256":"c5a0873f9d0a7b6a88af4b84c7245994da0bc9d044c2470d9acd4b6beb0f443a"}}