{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:4E3HFFOHSHNE5BZINHUMPDYITY","short_pith_number":"pith:4E3HFFOH","canonical_record":{"source":{"id":"2305.01267","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2023-05-02T09:04:34Z","cross_cats_sorted":["cs.CV","cs.LG"],"title_canon_sha256":"10e30321f83693f1a635e6f26dc546ee11945733cff0233dfd93fa49ad57a106","abstract_canon_sha256":"7f0fe13640a16dc81746ca808cc0908b29af919e813f8bb116fe209ba345b544"},"schema_version":"1.0"},"canonical_sha256":"e1367295c791da4e872869e8c78f089e2db3714e11aa4027dc36e901731a1b5c","source":{"kind":"arxiv","id":"2305.01267","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.01267","created_at":"2026-07-05T06:06:23Z"},{"alias_kind":"arxiv_version","alias_value":"2305.01267v1","created_at":"2026-07-05T06:06:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.01267","created_at":"2026-07-05T06:06:23Z"},{"alias_kind":"pith_short_12","alias_value":"4E3HFFOHSHNE","created_at":"2026-07-05T06:06:23Z"},{"alias_kind":"pith_short_16","alias_value":"4E3HFFOHSHNE5BZI","created_at":"2026-07-05T06:06:23Z"},{"alias_kind":"pith_short_8","alias_value":"4E3HFFOH","created_at":"2026-07-05T06:06:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:4E3HFFOHSHNE5BZINHUMPDYITY","target":"record","payload":{"canonical_record":{"source":{"id":"2305.01267","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2023-05-02T09:04:34Z","cross_cats_sorted":["cs.CV","cs.LG"],"title_canon_sha256":"10e30321f83693f1a635e6f26dc546ee11945733cff0233dfd93fa49ad57a106","abstract_canon_sha256":"7f0fe13640a16dc81746ca808cc0908b29af919e813f8bb116fe209ba345b544"},"schema_version":"1.0"},"canonical_sha256":"e1367295c791da4e872869e8c78f089e2db3714e11aa4027dc36e901731a1b5c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:06:23.580129Z","signature_b64":"3WoROOm/EalksupG6hasa8wVc8XXpMTyQ5wTmJIdZhVf0nkWCu2TM3bpewcmTAh0ntRq2mG6zcAZtCNJpkZJCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e1367295c791da4e872869e8c78f089e2db3714e11aa4027dc36e901731a1b5c","last_reissued_at":"2026-07-05T06:06:23.579657Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:06:23.579657Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.01267","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":"2026-07-05T06:06:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fXgcuxX/Nx7lTa27Ce2mevsc7d/SsftAVTJRaHVj+69q+sK1Eg2MuEomnkPYdxz3U0UA+IEu3h7Ie0MNz+XmBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T05:57:32.612271Z"},"content_sha256":"a7f35ac6f84edd22e9c516082ebd015df38e46550cd7bd51914fbead7d499967","schema_version":"1.0","event_id":"sha256:a7f35ac6f84edd22e9c516082ebd015df38e46550cd7bd51914fbead7d499967"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:4E3HFFOHSHNE5BZINHUMPDYITY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DABS: Data-Agnostic Backdoor attack at the Server in Federated Learning","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CV","cs.LG"],"primary_cat":"cs.CR","authors_text":"Jun Zhang, Sen Li, Wenqiang Sun, Yuchang Sun","submitted_at":"2023-05-02T09:04:34Z","abstract_excerpt":"Federated learning (FL) attempts to train a global model by aggregating local models from distributed devices under the coordination of a central server. However, the existence of a large number of heterogeneous devices makes FL vulnerable to various attacks, especially the stealthy backdoor attack. Backdoor attack aims to trick a neural network to misclassify data to a target label by injecting specific triggers while keeping correct predictions on original training data. Existing works focus on client-side attacks which try to poison the global model by modifying the local datasets. In this "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.01267","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/2305.01267/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":"2026-07-05T06:06:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lCcc+0fA94Uz58ArvX2CUeavyxeS93SHHaqi5rPdMblaXqHypk2OS8SF1GkTmOqRv0e/nEUICqbkGFZm9+OIDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T05:57:32.612777Z"},"content_sha256":"2ef803b96de26cfb46b61eb623d4e3c39447d889a77bfea93aae19b36a29644f","schema_version":"1.0","event_id":"sha256:2ef803b96de26cfb46b61eb623d4e3c39447d889a77bfea93aae19b36a29644f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4E3HFFOHSHNE5BZINHUMPDYITY/bundle.json","state_url":"https://pith.science/pith/4E3HFFOHSHNE5BZINHUMPDYITY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4E3HFFOHSHNE5BZINHUMPDYITY/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":"2026-08-15T05:57:32Z","links":{"resolver":"https://pith.science/pith/4E3HFFOHSHNE5BZINHUMPDYITY","bundle":"https://pith.science/pith/4E3HFFOHSHNE5BZINHUMPDYITY/bundle.json","state":"https://pith.science/pith/4E3HFFOHSHNE5BZINHUMPDYITY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4E3HFFOHSHNE5BZINHUMPDYITY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:4E3HFFOHSHNE5BZINHUMPDYITY","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":"7f0fe13640a16dc81746ca808cc0908b29af919e813f8bb116fe209ba345b544","cross_cats_sorted":["cs.CV","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2023-05-02T09:04:34Z","title_canon_sha256":"10e30321f83693f1a635e6f26dc546ee11945733cff0233dfd93fa49ad57a106"},"schema_version":"1.0","source":{"id":"2305.01267","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.01267","created_at":"2026-07-05T06:06:23Z"},{"alias_kind":"arxiv_version","alias_value":"2305.01267v1","created_at":"2026-07-05T06:06:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.01267","created_at":"2026-07-05T06:06:23Z"},{"alias_kind":"pith_short_12","alias_value":"4E3HFFOHSHNE","created_at":"2026-07-05T06:06:23Z"},{"alias_kind":"pith_short_16","alias_value":"4E3HFFOHSHNE5BZI","created_at":"2026-07-05T06:06:23Z"},{"alias_kind":"pith_short_8","alias_value":"4E3HFFOH","created_at":"2026-07-05T06:06:23Z"}],"graph_snapshots":[{"event_id":"sha256:2ef803b96de26cfb46b61eb623d4e3c39447d889a77bfea93aae19b36a29644f","target":"graph","created_at":"2026-07-05T06:06:23Z","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/2305.01267/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Federated learning (FL) attempts to train a global model by aggregating local models from distributed devices under the coordination of a central server. However, the existence of a large number of heterogeneous devices makes FL vulnerable to various attacks, especially the stealthy backdoor attack. Backdoor attack aims to trick a neural network to misclassify data to a target label by injecting specific triggers while keeping correct predictions on original training data. Existing works focus on client-side attacks which try to poison the global model by modifying the local datasets. In this ","authors_text":"Jun Zhang, Sen Li, Wenqiang Sun, Yuchang Sun","cross_cats":["cs.CV","cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2023-05-02T09:04:34Z","title":"DABS: Data-Agnostic Backdoor attack at the Server in Federated Learning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.01267","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:a7f35ac6f84edd22e9c516082ebd015df38e46550cd7bd51914fbead7d499967","target":"record","created_at":"2026-07-05T06:06:23Z","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":"7f0fe13640a16dc81746ca808cc0908b29af919e813f8bb116fe209ba345b544","cross_cats_sorted":["cs.CV","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2023-05-02T09:04:34Z","title_canon_sha256":"10e30321f83693f1a635e6f26dc546ee11945733cff0233dfd93fa49ad57a106"},"schema_version":"1.0","source":{"id":"2305.01267","kind":"arxiv","version":1}},"canonical_sha256":"e1367295c791da4e872869e8c78f089e2db3714e11aa4027dc36e901731a1b5c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e1367295c791da4e872869e8c78f089e2db3714e11aa4027dc36e901731a1b5c","first_computed_at":"2026-07-05T06:06:23.579657Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:06:23.579657Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3WoROOm/EalksupG6hasa8wVc8XXpMTyQ5wTmJIdZhVf0nkWCu2TM3bpewcmTAh0ntRq2mG6zcAZtCNJpkZJCw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:06:23.580129Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.01267","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a7f35ac6f84edd22e9c516082ebd015df38e46550cd7bd51914fbead7d499967","sha256:2ef803b96de26cfb46b61eb623d4e3c39447d889a77bfea93aae19b36a29644f"],"state_sha256":"233389a08ea86ef755fb7f6add2fa5babde3e541cbc0dd063adaae8897aa094b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kOXogO0U+/RTp8Nh0tcwZ1O9gwSphpCxBnl/zIAgLgY1ssP8gH1bn+TATO6s69DswOh8elJf+limWOFpMTG2DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T05:57:32.618138Z","bundle_sha256":"0737938174972e21ccaff9c39001f44b91b5b7fd310e279cabc9dc0362480424"}}