{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:X2GJGMAS7OD2RWVIYKN3JQBOO2","short_pith_number":"pith:X2GJGMAS","canonical_record":{"source":{"id":"1007.0642","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-07-05T09:28:23Z","cross_cats_sorted":[],"title_canon_sha256":"c30ea7592deaf49dfb93728f17f84251b6a42b498b773aef1e0b952e711a361f","abstract_canon_sha256":"3b552d3c7b13eff9c6ce61e90c9b0287dbc6ff2b7457c70cf04ffa861f3f2fde"},"schema_version":"1.0"},"canonical_sha256":"be8c933012fb87a8daa8c29bb4c02e769b5649154df955aac18cce6ed9931ecd","source":{"kind":"arxiv","id":"1007.0642","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.0642","created_at":"2026-05-18T03:35:41Z"},{"alias_kind":"arxiv_version","alias_value":"1007.0642v4","created_at":"2026-05-18T03:35:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.0642","created_at":"2026-05-18T03:35:41Z"},{"alias_kind":"pith_short_12","alias_value":"X2GJGMAS7OD2","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"X2GJGMAS7OD2RWVI","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"X2GJGMAS","created_at":"2026-05-18T12:26:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:X2GJGMAS7OD2RWVIYKN3JQBOO2","target":"record","payload":{"canonical_record":{"source":{"id":"1007.0642","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-07-05T09:28:23Z","cross_cats_sorted":[],"title_canon_sha256":"c30ea7592deaf49dfb93728f17f84251b6a42b498b773aef1e0b952e711a361f","abstract_canon_sha256":"3b552d3c7b13eff9c6ce61e90c9b0287dbc6ff2b7457c70cf04ffa861f3f2fde"},"schema_version":"1.0"},"canonical_sha256":"be8c933012fb87a8daa8c29bb4c02e769b5649154df955aac18cce6ed9931ecd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:35:41.548049Z","signature_b64":"+CWB9doyai6UcKD9dPPK7jZB1eoMz5QptT9BzN125p4gTV2bCJkv1xJGElpIouCzz81h+Yj2kHBnTfqPvcZ3Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"be8c933012fb87a8daa8c29bb4c02e769b5649154df955aac18cce6ed9931ecd","last_reissued_at":"2026-05-18T03:35:41.547059Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:35:41.547059Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1007.0642","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:35:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OCtnvjGEzdhkwzbrU3egXqP67dS6bksGHGLFbpKWwiSg5wd/aty1N5jZh4EnEVr/zrw+puW4e8MO6zz5TcaHBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T05:50:12.987827Z"},"content_sha256":"c122093194f7ad36a7ebec0f4c1617e675e4f3ab1a1881c595f8968793b1d349","schema_version":"1.0","event_id":"sha256:c122093194f7ad36a7ebec0f4c1617e675e4f3ab1a1881c595f8968793b1d349"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:X2GJGMAS7OD2RWVIYKN3JQBOO2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Tree-formed Verification Data for Trusted Platforms","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Andreas Leicher, Andreas U. Schmidt, Inhyok Cha, Yogendra Shah","submitted_at":"2010-07-05T09:28:23Z","abstract_excerpt":"The establishment of trust relationships to a computing platform relies on validation processes. Validation allows an external entity to build trust in the expected behaviour of the platform based on provided evidence of the platform's configuration. In a process like remote attestation, the 'trusted' platform submits verification data created during a start up process. These data consist of hardware-protected values of platform configuration registers, containing nested measurement values, e.g., hash values, of loaded or started components. Commonly, the register values are created in linear "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.0642","kind":"arxiv","version":4},"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":"2026-05-18T03:35:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1lZ5Fsjvx3pmeWANy5ImgOK8MhHgPN4U8/ZRW/cBpoO2RVZknkeT4G8vgKjUyMpUGwx5UKPLDhuFGHx2ICZtDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T05:50:12.988178Z"},"content_sha256":"2946bbf8ad71345a2640d357e0e1acacf3b64a6cb76044fad976052d3d05ae9e","schema_version":"1.0","event_id":"sha256:2946bbf8ad71345a2640d357e0e1acacf3b64a6cb76044fad976052d3d05ae9e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/X2GJGMAS7OD2RWVIYKN3JQBOO2/bundle.json","state_url":"https://pith.science/pith/X2GJGMAS7OD2RWVIYKN3JQBOO2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/X2GJGMAS7OD2RWVIYKN3JQBOO2/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":"2026-06-01T05:50:12Z","links":{"resolver":"https://pith.science/pith/X2GJGMAS7OD2RWVIYKN3JQBOO2","bundle":"https://pith.science/pith/X2GJGMAS7OD2RWVIYKN3JQBOO2/bundle.json","state":"https://pith.science/pith/X2GJGMAS7OD2RWVIYKN3JQBOO2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/X2GJGMAS7OD2RWVIYKN3JQBOO2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:X2GJGMAS7OD2RWVIYKN3JQBOO2","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":"3b552d3c7b13eff9c6ce61e90c9b0287dbc6ff2b7457c70cf04ffa861f3f2fde","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-07-05T09:28:23Z","title_canon_sha256":"c30ea7592deaf49dfb93728f17f84251b6a42b498b773aef1e0b952e711a361f"},"schema_version":"1.0","source":{"id":"1007.0642","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.0642","created_at":"2026-05-18T03:35:41Z"},{"alias_kind":"arxiv_version","alias_value":"1007.0642v4","created_at":"2026-05-18T03:35:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.0642","created_at":"2026-05-18T03:35:41Z"},{"alias_kind":"pith_short_12","alias_value":"X2GJGMAS7OD2","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"X2GJGMAS7OD2RWVI","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"X2GJGMAS","created_at":"2026-05-18T12:26:17Z"}],"graph_snapshots":[{"event_id":"sha256:2946bbf8ad71345a2640d357e0e1acacf3b64a6cb76044fad976052d3d05ae9e","target":"graph","created_at":"2026-05-18T03:35:41Z","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":"The establishment of trust relationships to a computing platform relies on validation processes. Validation allows an external entity to build trust in the expected behaviour of the platform based on provided evidence of the platform's configuration. In a process like remote attestation, the 'trusted' platform submits verification data created during a start up process. These data consist of hardware-protected values of platform configuration registers, containing nested measurement values, e.g., hash values, of loaded or started components. Commonly, the register values are created in linear ","authors_text":"Andreas Leicher, Andreas U. Schmidt, Inhyok Cha, Yogendra Shah","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-07-05T09:28:23Z","title":"Tree-formed Verification Data for Trusted Platforms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.0642","kind":"arxiv","version":4},"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:c122093194f7ad36a7ebec0f4c1617e675e4f3ab1a1881c595f8968793b1d349","target":"record","created_at":"2026-05-18T03:35:41Z","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":"3b552d3c7b13eff9c6ce61e90c9b0287dbc6ff2b7457c70cf04ffa861f3f2fde","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-07-05T09:28:23Z","title_canon_sha256":"c30ea7592deaf49dfb93728f17f84251b6a42b498b773aef1e0b952e711a361f"},"schema_version":"1.0","source":{"id":"1007.0642","kind":"arxiv","version":4}},"canonical_sha256":"be8c933012fb87a8daa8c29bb4c02e769b5649154df955aac18cce6ed9931ecd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"be8c933012fb87a8daa8c29bb4c02e769b5649154df955aac18cce6ed9931ecd","first_computed_at":"2026-05-18T03:35:41.547059Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:35:41.547059Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+CWB9doyai6UcKD9dPPK7jZB1eoMz5QptT9BzN125p4gTV2bCJkv1xJGElpIouCzz81h+Yj2kHBnTfqPvcZ3Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T03:35:41.548049Z","signed_message":"canonical_sha256_bytes"},"source_id":"1007.0642","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c122093194f7ad36a7ebec0f4c1617e675e4f3ab1a1881c595f8968793b1d349","sha256:2946bbf8ad71345a2640d357e0e1acacf3b64a6cb76044fad976052d3d05ae9e"],"state_sha256":"61ce44eefb3bc9c631b98d83e420dafaa11ffa9fc02a4cd4dd121a485fd49cde"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EBfMmVTULlX4ev5tA43e08ZF1yYWEaHV1q6gLK9W6/bmhdnkCQVfd7KcP/p8xiwQjFn1bXuW9Na9x7yxO2kaAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T05:50:12.990594Z","bundle_sha256":"6844d16d6584c1e356ce7d25de1b95c63f941a47b9cf401436dd4272f581c15d"}}