{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:CW7JU23FYRLDECZHHXMGO4NWUK","short_pith_number":"pith:CW7JU23F","canonical_record":{"source":{"id":"1612.06257","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2016-12-19T16:39:21Z","cross_cats_sorted":[],"title_canon_sha256":"6caa591cab0b2c6798bbb2d00da96a5798c21b7dcc371f43280fb78462ddf999","abstract_canon_sha256":"b89e41777b3bb8420201360cbb1544766be04fc9076d0605179cf6c3f2fe35a9"},"schema_version":"1.0"},"canonical_sha256":"15be9a6b65c456320b273dd86771b6a2a8ef04b7eff9216f61cfc307fed47588","source":{"kind":"arxiv","id":"1612.06257","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.06257","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"arxiv_version","alias_value":"1612.06257v3","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.06257","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"pith_short_12","alias_value":"CW7JU23FYRLD","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CW7JU23FYRLDECZH","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CW7JU23F","created_at":"2026-05-18T12:30:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:CW7JU23FYRLDECZHHXMGO4NWUK","target":"record","payload":{"canonical_record":{"source":{"id":"1612.06257","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2016-12-19T16:39:21Z","cross_cats_sorted":[],"title_canon_sha256":"6caa591cab0b2c6798bbb2d00da96a5798c21b7dcc371f43280fb78462ddf999","abstract_canon_sha256":"b89e41777b3bb8420201360cbb1544766be04fc9076d0605179cf6c3f2fe35a9"},"schema_version":"1.0"},"canonical_sha256":"15be9a6b65c456320b273dd86771b6a2a8ef04b7eff9216f61cfc307fed47588","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:24.782018Z","signature_b64":"Iol19cYZkyiJ1fm9wc+ov6BULmbV/+DP19UFcKZwaAqmjsxAqAkeMxi6x/woX4Ev2mxjf0sAsCCH3GmHbPY6DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"15be9a6b65c456320b273dd86771b6a2a8ef04b7eff9216f61cfc307fed47588","last_reissued_at":"2026-05-18T00:51:24.781334Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:24.781334Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1612.06257","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":"2026-05-18T00:51:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oBCjjeF/CPF+ZWep6dP6Uj4wMsSFo5NPGwkBLUiknml/i/4WZMgc4tpQrIRFCQ4X9GFI2e8wbEZrLMe7p5sPBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T02:46:09.324230Z"},"content_sha256":"4c3478487a178c4f6f886cfc4fe74a2d3b3be2358cf350914fb463fdb52a97dd","schema_version":"1.0","event_id":"sha256:4c3478487a178c4f6f886cfc4fe74a2d3b3be2358cf350914fb463fdb52a97dd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:CW7JU23FYRLDECZHHXMGO4NWUK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fast keyed hash/pseudo-random function using SIMD multiply and permute","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Bill Cox, Jan Wassenberg, Jyrki Alakuijala","submitted_at":"2016-12-19T16:39:21Z","abstract_excerpt":"HighwayHash is a new pseudo-random function based on SIMD multiply and permute instructions for thorough and fast hashing. It is 5.2 times as fast as SipHash for 1 KiB inputs. An open-source implementation is available under a permissive license. We discuss design choices and provide statistical analysis, speed measurements and preliminary cryptanalysis. Assuming it withstands further analysis, strengthened variants may also substantially accelerate file checksums and stream ciphers."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.06257","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":""},"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":"2026-05-18T00:51:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lvtsbKeBLiNwhdOTCj5/znXI/hDKjPxY7slFJBlGKvd6bI8m7OejrA0DMiWwweP3s1N+bVZpmI++LtCCf+I1AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T02:46:09.324615Z"},"content_sha256":"5f0c213a48408bf0de51029702ff71976938a42a646a00d2a510839217ad459b","schema_version":"1.0","event_id":"sha256:5f0c213a48408bf0de51029702ff71976938a42a646a00d2a510839217ad459b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CW7JU23FYRLDECZHHXMGO4NWUK/bundle.json","state_url":"https://pith.science/pith/CW7JU23FYRLDECZHHXMGO4NWUK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CW7JU23FYRLDECZHHXMGO4NWUK/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":"2026-06-01T02:46:09Z","links":{"resolver":"https://pith.science/pith/CW7JU23FYRLDECZHHXMGO4NWUK","bundle":"https://pith.science/pith/CW7JU23FYRLDECZHHXMGO4NWUK/bundle.json","state":"https://pith.science/pith/CW7JU23FYRLDECZHHXMGO4NWUK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CW7JU23FYRLDECZHHXMGO4NWUK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:CW7JU23FYRLDECZHHXMGO4NWUK","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":"b89e41777b3bb8420201360cbb1544766be04fc9076d0605179cf6c3f2fe35a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2016-12-19T16:39:21Z","title_canon_sha256":"6caa591cab0b2c6798bbb2d00da96a5798c21b7dcc371f43280fb78462ddf999"},"schema_version":"1.0","source":{"id":"1612.06257","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.06257","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"arxiv_version","alias_value":"1612.06257v3","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.06257","created_at":"2026-05-18T00:51:24Z"},{"alias_kind":"pith_short_12","alias_value":"CW7JU23FYRLD","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CW7JU23FYRLDECZH","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CW7JU23F","created_at":"2026-05-18T12:30:09Z"}],"graph_snapshots":[{"event_id":"sha256:5f0c213a48408bf0de51029702ff71976938a42a646a00d2a510839217ad459b","target":"graph","created_at":"2026-05-18T00:51:24Z","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":"HighwayHash is a new pseudo-random function based on SIMD multiply and permute instructions for thorough and fast hashing. It is 5.2 times as fast as SipHash for 1 KiB inputs. An open-source implementation is available under a permissive license. We discuss design choices and provide statistical analysis, speed measurements and preliminary cryptanalysis. Assuming it withstands further analysis, strengthened variants may also substantially accelerate file checksums and stream ciphers.","authors_text":"Bill Cox, Jan Wassenberg, Jyrki Alakuijala","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2016-12-19T16:39:21Z","title":"Fast keyed hash/pseudo-random function using SIMD multiply and permute"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.06257","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":"sha256:4c3478487a178c4f6f886cfc4fe74a2d3b3be2358cf350914fb463fdb52a97dd","target":"record","created_at":"2026-05-18T00:51:24Z","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":"b89e41777b3bb8420201360cbb1544766be04fc9076d0605179cf6c3f2fe35a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2016-12-19T16:39:21Z","title_canon_sha256":"6caa591cab0b2c6798bbb2d00da96a5798c21b7dcc371f43280fb78462ddf999"},"schema_version":"1.0","source":{"id":"1612.06257","kind":"arxiv","version":3}},"canonical_sha256":"15be9a6b65c456320b273dd86771b6a2a8ef04b7eff9216f61cfc307fed47588","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"15be9a6b65c456320b273dd86771b6a2a8ef04b7eff9216f61cfc307fed47588","first_computed_at":"2026-05-18T00:51:24.781334Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:51:24.781334Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Iol19cYZkyiJ1fm9wc+ov6BULmbV/+DP19UFcKZwaAqmjsxAqAkeMxi6x/woX4Ev2mxjf0sAsCCH3GmHbPY6DA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:51:24.782018Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.06257","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4c3478487a178c4f6f886cfc4fe74a2d3b3be2358cf350914fb463fdb52a97dd","sha256:5f0c213a48408bf0de51029702ff71976938a42a646a00d2a510839217ad459b"],"state_sha256":"123ad28206b054eb72a3e5b5966f62c45ff79ba79330e70e81ae9a175604b523"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mwK54Djd/+WMwaNhsc1W6vnB8Ch/lKDXuD3FUKLP68nwHv1cxFTWLf/Xm8Nzx8RQBnNxUsIwKEnLeSjnXkhBDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T02:46:09.327135Z","bundle_sha256":"6c3f0011165a3f5868f2c06b03b70943290c7e926a3ea440ffdcab5d04f2f872"}}