{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:5CMLEQJUBB3COHL5G3WP37YZEG","short_pith_number":"pith:5CMLEQJU","canonical_record":{"source":{"id":"1008.2223","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-08-12T21:51:22Z","cross_cats_sorted":[],"title_canon_sha256":"9aeef6f939841bf98459c13d0e20ecfc69397b72efddeed48bb2f25d157c5f3a","abstract_canon_sha256":"586c9848248d424cfb80ee57ef994867a9879e03ce7cfd33f2a89f93ff955240"},"schema_version":"1.0"},"canonical_sha256":"e898b241340876271d7d36ecfdff1921a2fff738273f0eb9953ba69a50c7b235","source":{"kind":"arxiv","id":"1008.2223","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1008.2223","created_at":"2026-05-18T04:42:14Z"},{"alias_kind":"arxiv_version","alias_value":"1008.2223v1","created_at":"2026-05-18T04:42:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.2223","created_at":"2026-05-18T04:42:14Z"},{"alias_kind":"pith_short_12","alias_value":"5CMLEQJUBB3C","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_16","alias_value":"5CMLEQJUBB3COHL5","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_8","alias_value":"5CMLEQJU","created_at":"2026-05-18T12:26:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:5CMLEQJUBB3COHL5G3WP37YZEG","target":"record","payload":{"canonical_record":{"source":{"id":"1008.2223","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-08-12T21:51:22Z","cross_cats_sorted":[],"title_canon_sha256":"9aeef6f939841bf98459c13d0e20ecfc69397b72efddeed48bb2f25d157c5f3a","abstract_canon_sha256":"586c9848248d424cfb80ee57ef994867a9879e03ce7cfd33f2a89f93ff955240"},"schema_version":"1.0"},"canonical_sha256":"e898b241340876271d7d36ecfdff1921a2fff738273f0eb9953ba69a50c7b235","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:42:14.360283Z","signature_b64":"EvXKN9/u9iUcmsR5FACGaXuTKq2m65y1k7BQK6+rGv2cL4a51aRJqz0Hrb5MY9rRD5uVuw13JxDHmAypGSZhAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e898b241340876271d7d36ecfdff1921a2fff738273f0eb9953ba69a50c7b235","last_reissued_at":"2026-05-18T04:42:14.359725Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:42:14.359725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1008.2223","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":"2026-05-18T04:42:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Li8NlzombABOYt3eLlP4WBKpDOcC9K2Wpij98f8zjCjbyCtisqjUe91jbnH4/3VAmzg5XDcHeoE7T3v7CtSRBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:37:33.877381Z"},"content_sha256":"e856a7946d0a57f9a7d7eb46824536c967cbe5c0df88236fc45524ff208bfaa0","schema_version":"1.0","event_id":"sha256:e856a7946d0a57f9a7d7eb46824536c967cbe5c0df88236fc45524ff208bfaa0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:5CMLEQJUBB3COHL5G3WP37YZEG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Benchmarking the True Random Number Generator of TPM Chips","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Alin Suciu, Tudor Carean","submitted_at":"2010-08-12T21:51:22Z","abstract_excerpt":"A TPM (trusted platform module) is a chip present mostly on newer motherboards, and its primary function is to create, store and work with cryptographic keys. This dedicated chip can serve to authenticate other devices or to protect encryption keys used by various software applications. Among other features, it comes with a True Random Number Generator (TRNG) that can be used for cryptographic purposes. This random number generator consists of a state machine that mixes unpredictable data with the output of a one way hash function. According the specification it can be a good source of unpredi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.2223","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":"2026-05-18T04:42:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gl8MPfp9ROiD2LxHb42h1PpCl4AvGWYuaExo2/+nZ4rR9izJpJaPjvP0IymWPhDHvAwr0W8rHU3GXwPznz52Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:37:33.877998Z"},"content_sha256":"61413637886f2ece6b1727743ffdc4117f68e32960908ad1dabb165b611b75d5","schema_version":"1.0","event_id":"sha256:61413637886f2ece6b1727743ffdc4117f68e32960908ad1dabb165b611b75d5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5CMLEQJUBB3COHL5G3WP37YZEG/bundle.json","state_url":"https://pith.science/pith/5CMLEQJUBB3COHL5G3WP37YZEG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5CMLEQJUBB3COHL5G3WP37YZEG/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":"2026-06-06T15:37:33Z","links":{"resolver":"https://pith.science/pith/5CMLEQJUBB3COHL5G3WP37YZEG","bundle":"https://pith.science/pith/5CMLEQJUBB3COHL5G3WP37YZEG/bundle.json","state":"https://pith.science/pith/5CMLEQJUBB3COHL5G3WP37YZEG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5CMLEQJUBB3COHL5G3WP37YZEG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:5CMLEQJUBB3COHL5G3WP37YZEG","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":"586c9848248d424cfb80ee57ef994867a9879e03ce7cfd33f2a89f93ff955240","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-08-12T21:51:22Z","title_canon_sha256":"9aeef6f939841bf98459c13d0e20ecfc69397b72efddeed48bb2f25d157c5f3a"},"schema_version":"1.0","source":{"id":"1008.2223","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1008.2223","created_at":"2026-05-18T04:42:14Z"},{"alias_kind":"arxiv_version","alias_value":"1008.2223v1","created_at":"2026-05-18T04:42:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.2223","created_at":"2026-05-18T04:42:14Z"},{"alias_kind":"pith_short_12","alias_value":"5CMLEQJUBB3C","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_16","alias_value":"5CMLEQJUBB3COHL5","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_8","alias_value":"5CMLEQJU","created_at":"2026-05-18T12:26:04Z"}],"graph_snapshots":[{"event_id":"sha256:61413637886f2ece6b1727743ffdc4117f68e32960908ad1dabb165b611b75d5","target":"graph","created_at":"2026-05-18T04:42:14Z","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":"A TPM (trusted platform module) is a chip present mostly on newer motherboards, and its primary function is to create, store and work with cryptographic keys. This dedicated chip can serve to authenticate other devices or to protect encryption keys used by various software applications. Among other features, it comes with a True Random Number Generator (TRNG) that can be used for cryptographic purposes. This random number generator consists of a state machine that mixes unpredictable data with the output of a one way hash function. According the specification it can be a good source of unpredi","authors_text":"Alin Suciu, Tudor Carean","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-08-12T21:51:22Z","title":"Benchmarking the True Random Number Generator of TPM Chips"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.2223","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:e856a7946d0a57f9a7d7eb46824536c967cbe5c0df88236fc45524ff208bfaa0","target":"record","created_at":"2026-05-18T04:42:14Z","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":"586c9848248d424cfb80ee57ef994867a9879e03ce7cfd33f2a89f93ff955240","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2010-08-12T21:51:22Z","title_canon_sha256":"9aeef6f939841bf98459c13d0e20ecfc69397b72efddeed48bb2f25d157c5f3a"},"schema_version":"1.0","source":{"id":"1008.2223","kind":"arxiv","version":1}},"canonical_sha256":"e898b241340876271d7d36ecfdff1921a2fff738273f0eb9953ba69a50c7b235","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e898b241340876271d7d36ecfdff1921a2fff738273f0eb9953ba69a50c7b235","first_computed_at":"2026-05-18T04:42:14.359725Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:42:14.359725Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EvXKN9/u9iUcmsR5FACGaXuTKq2m65y1k7BQK6+rGv2cL4a51aRJqz0Hrb5MY9rRD5uVuw13JxDHmAypGSZhAg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:42:14.360283Z","signed_message":"canonical_sha256_bytes"},"source_id":"1008.2223","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e856a7946d0a57f9a7d7eb46824536c967cbe5c0df88236fc45524ff208bfaa0","sha256:61413637886f2ece6b1727743ffdc4117f68e32960908ad1dabb165b611b75d5"],"state_sha256":"0e27ab98e29405fe169f06f0dd1e5d1ca14f072a3229e947badbc606117a66e5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dStEtZU1ctrZDHIo1/IUMBNQ/0yguN7hQ2ELoy5z5z1LZeyMzKcNAvF/Qg02oFW05MqTsGeopvVdJ7WQSZ6TBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T15:37:33.880976Z","bundle_sha256":"703f196cd2652b9486c8358255d514711f4f1b0b081afeefe06611845b2c4cd6"}}