{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:GR6YIN4JXVMR2HVE732U2KNDHU","short_pith_number":"pith:GR6YIN4J","canonical_record":{"source":{"id":"1110.1163","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2011-10-06T07:17:46Z","cross_cats_sorted":[],"title_canon_sha256":"0a37c700b5a37bd68c34f25c44b5ff2b6e15bc4bea2fe617df52bdca1d02c120","abstract_canon_sha256":"548348609f101b34e3ae5850d81e2a58aac02ca9ed3fc4d2094bae02baa5eb0a"},"schema_version":"1.0"},"canonical_sha256":"347d843789bd591d1ea4fef54d29a33d1d13ccb7aecd18fcff47f3e18d115982","source":{"kind":"arxiv","id":"1110.1163","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.1163","created_at":"2026-05-18T04:11:39Z"},{"alias_kind":"arxiv_version","alias_value":"1110.1163v1","created_at":"2026-05-18T04:11:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.1163","created_at":"2026-05-18T04:11:39Z"},{"alias_kind":"pith_short_12","alias_value":"GR6YIN4JXVMR","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_16","alias_value":"GR6YIN4JXVMR2HVE","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_8","alias_value":"GR6YIN4J","created_at":"2026-05-18T12:26:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:GR6YIN4JXVMR2HVE732U2KNDHU","target":"record","payload":{"canonical_record":{"source":{"id":"1110.1163","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2011-10-06T07:17:46Z","cross_cats_sorted":[],"title_canon_sha256":"0a37c700b5a37bd68c34f25c44b5ff2b6e15bc4bea2fe617df52bdca1d02c120","abstract_canon_sha256":"548348609f101b34e3ae5850d81e2a58aac02ca9ed3fc4d2094bae02baa5eb0a"},"schema_version":"1.0"},"canonical_sha256":"347d843789bd591d1ea4fef54d29a33d1d13ccb7aecd18fcff47f3e18d115982","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:11:39.125404Z","signature_b64":"joHGAB3edSucC6Q+MfP8VYq55q/CSQdsT+1arHDjGRqG3OWgEl9AL5NEENmpHuDN2tpcTzMTFungJnsEFIL+CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"347d843789bd591d1ea4fef54d29a33d1d13ccb7aecd18fcff47f3e18d115982","last_reissued_at":"2026-05-18T04:11:39.124966Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:11:39.124966Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1110.1163","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":"2026-05-18T04:11:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sp4RY3J0AQ5dHUVqJS7Px3bMzYjRLBB+VNRlsVWpfhQBQX7xtbuyjHf9qvILFR9MRYtuL1ABxUc3U7TXYnb6AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T02:19:18.881428Z"},"content_sha256":"385e490b6aa0dbeeb097942a27cf48420efa4072c8112d8d1467050c3c3692c9","schema_version":"1.0","event_id":"sha256:385e490b6aa0dbeeb097942a27cf48420efa4072c8112d8d1467050c3c3692c9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:GR6YIN4JXVMR2HVE732U2KNDHU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Calculation of the Minimum Ignition Energy based on the ignition delay time","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.chem-ph","authors_text":"Jens Tarjei Jensen, Natalia Babkovskaia, Nils Erland L. Haugen","submitted_at":"2011-10-06T07:17:46Z","abstract_excerpt":"The Minimum Ignition Energy (MIE) of an initially Gaussian temperature profile is found both by Direct Numerical Simulations (DNS) and from a new novel model. The model is based on solving the heat diffusion equation in zero dimensions for a Gaussian velocity distribution. The chemistry is taken into account through the ignition delay time, which is required as input to the model. The model results reproduce the DNS results very well for the Hydrogen mixture investigated.\n  Furthermore, the effect of ignition source dimensionality is explored, and it is shown that for compact ignition kernels "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.1163","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":"2026-05-18T04:11:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bHohXvnqrgABCJnXWJEFUQa6OXh0504pHX9VTtIw38wIGVG0l1q7KsRa2qA1XBqUI2Iyd97VgeL93aq3DpyVAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T02:19:18.882219Z"},"content_sha256":"f26508b48bb5875d54e812c76d08f247d22fb6e7b5e5624e6de14d5dccd6e568","schema_version":"1.0","event_id":"sha256:f26508b48bb5875d54e812c76d08f247d22fb6e7b5e5624e6de14d5dccd6e568"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GR6YIN4JXVMR2HVE732U2KNDHU/bundle.json","state_url":"https://pith.science/pith/GR6YIN4JXVMR2HVE732U2KNDHU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GR6YIN4JXVMR2HVE732U2KNDHU/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":"2026-05-31T02:19:18Z","links":{"resolver":"https://pith.science/pith/GR6YIN4JXVMR2HVE732U2KNDHU","bundle":"https://pith.science/pith/GR6YIN4JXVMR2HVE732U2KNDHU/bundle.json","state":"https://pith.science/pith/GR6YIN4JXVMR2HVE732U2KNDHU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GR6YIN4JXVMR2HVE732U2KNDHU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:GR6YIN4JXVMR2HVE732U2KNDHU","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":"548348609f101b34e3ae5850d81e2a58aac02ca9ed3fc4d2094bae02baa5eb0a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2011-10-06T07:17:46Z","title_canon_sha256":"0a37c700b5a37bd68c34f25c44b5ff2b6e15bc4bea2fe617df52bdca1d02c120"},"schema_version":"1.0","source":{"id":"1110.1163","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1110.1163","created_at":"2026-05-18T04:11:39Z"},{"alias_kind":"arxiv_version","alias_value":"1110.1163v1","created_at":"2026-05-18T04:11:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1110.1163","created_at":"2026-05-18T04:11:39Z"},{"alias_kind":"pith_short_12","alias_value":"GR6YIN4JXVMR","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_16","alias_value":"GR6YIN4JXVMR2HVE","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_8","alias_value":"GR6YIN4J","created_at":"2026-05-18T12:26:30Z"}],"graph_snapshots":[{"event_id":"sha256:f26508b48bb5875d54e812c76d08f247d22fb6e7b5e5624e6de14d5dccd6e568","target":"graph","created_at":"2026-05-18T04:11:39Z","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 Minimum Ignition Energy (MIE) of an initially Gaussian temperature profile is found both by Direct Numerical Simulations (DNS) and from a new novel model. The model is based on solving the heat diffusion equation in zero dimensions for a Gaussian velocity distribution. The chemistry is taken into account through the ignition delay time, which is required as input to the model. The model results reproduce the DNS results very well for the Hydrogen mixture investigated.\n  Furthermore, the effect of ignition source dimensionality is explored, and it is shown that for compact ignition kernels ","authors_text":"Jens Tarjei Jensen, Natalia Babkovskaia, Nils Erland L. Haugen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2011-10-06T07:17:46Z","title":"Calculation of the Minimum Ignition Energy based on the ignition delay time"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1110.1163","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":"sha256:385e490b6aa0dbeeb097942a27cf48420efa4072c8112d8d1467050c3c3692c9","target":"record","created_at":"2026-05-18T04:11:39Z","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":"548348609f101b34e3ae5850d81e2a58aac02ca9ed3fc4d2094bae02baa5eb0a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2011-10-06T07:17:46Z","title_canon_sha256":"0a37c700b5a37bd68c34f25c44b5ff2b6e15bc4bea2fe617df52bdca1d02c120"},"schema_version":"1.0","source":{"id":"1110.1163","kind":"arxiv","version":1}},"canonical_sha256":"347d843789bd591d1ea4fef54d29a33d1d13ccb7aecd18fcff47f3e18d115982","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"347d843789bd591d1ea4fef54d29a33d1d13ccb7aecd18fcff47f3e18d115982","first_computed_at":"2026-05-18T04:11:39.124966Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:11:39.124966Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"joHGAB3edSucC6Q+MfP8VYq55q/CSQdsT+1arHDjGRqG3OWgEl9AL5NEENmpHuDN2tpcTzMTFungJnsEFIL+CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:11:39.125404Z","signed_message":"canonical_sha256_bytes"},"source_id":"1110.1163","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:385e490b6aa0dbeeb097942a27cf48420efa4072c8112d8d1467050c3c3692c9","sha256:f26508b48bb5875d54e812c76d08f247d22fb6e7b5e5624e6de14d5dccd6e568"],"state_sha256":"6511d952c104e29d86ce7516da7624346d82bffe5a7adf472db2a9bb9ebb6117"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oCXSWSuDHugm/wNgiROBszpfkpDyr4Tp5LJPLAZ1jJl9COs42pdmaMi/gAbWNkwWREJQ+r5hCV58g8NXjvhRBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T02:19:18.886846Z","bundle_sha256":"fd60fd41e2d20c585a23c459a0e0878b7f075145da909c000f15f55308ec02b7"}}