{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:X3WMRD6H3OPTCNPX3FOUNJU2QB","short_pith_number":"pith:X3WMRD6H","canonical_record":{"source":{"id":"1203.2668","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2012-03-12T22:50:58Z","cross_cats_sorted":[],"title_canon_sha256":"2dc453d0743fd434a4e023db6f8a462b7921d736a3f60b67080c763852d9eb2b","abstract_canon_sha256":"f3d1ad69410ed9ee08f895cdc1326262a7fb3b7a49450b9b9d5b362ffd959a44"},"schema_version":"1.0"},"canonical_sha256":"beecc88fc7db9f3135f7d95d46a69a804bea838131c2a4d326c70c4f85d5b680","source":{"kind":"arxiv","id":"1203.2668","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.2668","created_at":"2026-05-18T04:00:15Z"},{"alias_kind":"arxiv_version","alias_value":"1203.2668v1","created_at":"2026-05-18T04:00:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.2668","created_at":"2026-05-18T04:00:15Z"},{"alias_kind":"pith_short_12","alias_value":"X3WMRD6H3OPT","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"X3WMRD6H3OPTCNPX","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"X3WMRD6H","created_at":"2026-05-18T12:27:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:X3WMRD6H3OPTCNPX3FOUNJU2QB","target":"record","payload":{"canonical_record":{"source":{"id":"1203.2668","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2012-03-12T22:50:58Z","cross_cats_sorted":[],"title_canon_sha256":"2dc453d0743fd434a4e023db6f8a462b7921d736a3f60b67080c763852d9eb2b","abstract_canon_sha256":"f3d1ad69410ed9ee08f895cdc1326262a7fb3b7a49450b9b9d5b362ffd959a44"},"schema_version":"1.0"},"canonical_sha256":"beecc88fc7db9f3135f7d95d46a69a804bea838131c2a4d326c70c4f85d5b680","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:00:15.012601Z","signature_b64":"io5jgZJ4Ua9X8n8so5ztmvONVy9v4RjmfpmAFUhBMg+u0vzBhXhwmCMi52mFV7TTFBQSeH2/MXsqP2dsCzF/Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"beecc88fc7db9f3135f7d95d46a69a804bea838131c2a4d326c70c4f85d5b680","last_reissued_at":"2026-05-18T04:00:15.011863Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:00:15.011863Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.2668","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":"2026-05-18T04:00:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UDcyDLCmo9c4PNlq76Sf6sQ8G6vag/nHC1ScQsRN0gThEI92Zk1hzS7xbIj6hrpiRnagP8hMIgYBuA9e1ABFCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T10:34:17.246165Z"},"content_sha256":"9e5a3b175d2d95a1b8a9565de4ed7dc5eeea42750af91224182425943fc36dd5","schema_version":"1.0","event_id":"sha256:9e5a3b175d2d95a1b8a9565de4ed7dc5eeea42750af91224182425943fc36dd5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:X3WMRD6H3OPTCNPX3FOUNJU2QB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Octopus: A Secure and Anonymous DHT Lookup","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Nikita Borisov, Qiyan Wang","submitted_at":"2012-03-12T22:50:58Z","abstract_excerpt":"Distributed Hash Table (DHT) lookup is a core technique in structured peer-to-peer (P2P) networks. Its decentralized nature introduces security and privacy vulnerabilities for applications built on top of them; we thus set out to design a lookup mechanism achieving both security and anonymity, heretofore an open problem. We present Octopus, a novel DHT lookup which provides strong guarantees for both security and anonymity. Octopus uses attacker identification mechanisms to discover and remove malicious nodes, severely limiting an adversary's ability to carry out active attacks, and splits loo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.2668","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":""},"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":"2026-05-18T04:00:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IO4Xqusnm//nmpNlqUFPcA7QPrX/al6DPrxYM9MmpTSAHBldLqd+aNbeE0Dmcw9P6g9akp7Qur511XiNn8O6Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T10:34:17.246866Z"},"content_sha256":"64db9035fa90c340c62d52759630bb46930066ebc2761370cad70004bc430b3b","schema_version":"1.0","event_id":"sha256:64db9035fa90c340c62d52759630bb46930066ebc2761370cad70004bc430b3b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/X3WMRD6H3OPTCNPX3FOUNJU2QB/bundle.json","state_url":"https://pith.science/pith/X3WMRD6H3OPTCNPX3FOUNJU2QB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/X3WMRD6H3OPTCNPX3FOUNJU2QB/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":"2026-05-26T10:34:17Z","links":{"resolver":"https://pith.science/pith/X3WMRD6H3OPTCNPX3FOUNJU2QB","bundle":"https://pith.science/pith/X3WMRD6H3OPTCNPX3FOUNJU2QB/bundle.json","state":"https://pith.science/pith/X3WMRD6H3OPTCNPX3FOUNJU2QB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/X3WMRD6H3OPTCNPX3FOUNJU2QB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:X3WMRD6H3OPTCNPX3FOUNJU2QB","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":"f3d1ad69410ed9ee08f895cdc1326262a7fb3b7a49450b9b9d5b362ffd959a44","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2012-03-12T22:50:58Z","title_canon_sha256":"2dc453d0743fd434a4e023db6f8a462b7921d736a3f60b67080c763852d9eb2b"},"schema_version":"1.0","source":{"id":"1203.2668","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.2668","created_at":"2026-05-18T04:00:15Z"},{"alias_kind":"arxiv_version","alias_value":"1203.2668v1","created_at":"2026-05-18T04:00:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.2668","created_at":"2026-05-18T04:00:15Z"},{"alias_kind":"pith_short_12","alias_value":"X3WMRD6H3OPT","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"X3WMRD6H3OPTCNPX","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"X3WMRD6H","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:64db9035fa90c340c62d52759630bb46930066ebc2761370cad70004bc430b3b","target":"graph","created_at":"2026-05-18T04:00:15Z","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"},"paper":{"abstract_excerpt":"Distributed Hash Table (DHT) lookup is a core technique in structured peer-to-peer (P2P) networks. Its decentralized nature introduces security and privacy vulnerabilities for applications built on top of them; we thus set out to design a lookup mechanism achieving both security and anonymity, heretofore an open problem. We present Octopus, a novel DHT lookup which provides strong guarantees for both security and anonymity. Octopus uses attacker identification mechanisms to discover and remove malicious nodes, severely limiting an adversary's ability to carry out active attacks, and splits loo","authors_text":"Nikita Borisov, Qiyan Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2012-03-12T22:50:58Z","title":"Octopus: A Secure and Anonymous DHT Lookup"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.2668","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":"sha256:9e5a3b175d2d95a1b8a9565de4ed7dc5eeea42750af91224182425943fc36dd5","target":"record","created_at":"2026-05-18T04:00:15Z","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":"f3d1ad69410ed9ee08f895cdc1326262a7fb3b7a49450b9b9d5b362ffd959a44","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2012-03-12T22:50:58Z","title_canon_sha256":"2dc453d0743fd434a4e023db6f8a462b7921d736a3f60b67080c763852d9eb2b"},"schema_version":"1.0","source":{"id":"1203.2668","kind":"arxiv","version":1}},"canonical_sha256":"beecc88fc7db9f3135f7d95d46a69a804bea838131c2a4d326c70c4f85d5b680","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"beecc88fc7db9f3135f7d95d46a69a804bea838131c2a4d326c70c4f85d5b680","first_computed_at":"2026-05-18T04:00:15.011863Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:00:15.011863Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"io5jgZJ4Ua9X8n8so5ztmvONVy9v4RjmfpmAFUhBMg+u0vzBhXhwmCMi52mFV7TTFBQSeH2/MXsqP2dsCzF/Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:00:15.012601Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.2668","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9e5a3b175d2d95a1b8a9565de4ed7dc5eeea42750af91224182425943fc36dd5","sha256:64db9035fa90c340c62d52759630bb46930066ebc2761370cad70004bc430b3b"],"state_sha256":"f3e5fc5fb474ebf1cf3ea0776dfb03488af26e11ff3ffe0af20989fcae6f648c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"meUASkir1xbP2canEWuTH2U+SBE/jNvNSIOOM3dE7DIl/h8mjZcaV1c5DBWieNeQjwlmLTaCKNLHfwietqKpBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T10:34:17.250673Z","bundle_sha256":"b67d6753c783a668f41dccbe1dd0a1bb1c46f55dfd414bd96a5607da3dd1757f"}}