{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:52B4RGRFDRC7WUSZEDJSETK7LY","short_pith_number":"pith:52B4RGRF","canonical_record":{"source":{"id":"1602.00292","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-01-31T18:08:01Z","cross_cats_sorted":[],"title_canon_sha256":"2685c46f19e0d0102cdaccfe8009a55a808028cb279b8baf99a22748961bb2c5","abstract_canon_sha256":"1e9f8b0c143c140a48bd94c958c4b422dec667f8b30589368a13d2c9d25eaf81"},"schema_version":"1.0"},"canonical_sha256":"ee83c89a251c45fb525920d3224d5f5e38a67234dcef6c318bffcf87385112f5","source":{"kind":"arxiv","id":"1602.00292","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.00292","created_at":"2026-05-18T01:17:17Z"},{"alias_kind":"arxiv_version","alias_value":"1602.00292v1","created_at":"2026-05-18T01:17:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.00292","created_at":"2026-05-18T01:17:17Z"},{"alias_kind":"pith_short_12","alias_value":"52B4RGRFDRC7","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"52B4RGRFDRC7WUSZ","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"52B4RGRF","created_at":"2026-05-18T12:29:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:52B4RGRFDRC7WUSZEDJSETK7LY","target":"record","payload":{"canonical_record":{"source":{"id":"1602.00292","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-01-31T18:08:01Z","cross_cats_sorted":[],"title_canon_sha256":"2685c46f19e0d0102cdaccfe8009a55a808028cb279b8baf99a22748961bb2c5","abstract_canon_sha256":"1e9f8b0c143c140a48bd94c958c4b422dec667f8b30589368a13d2c9d25eaf81"},"schema_version":"1.0"},"canonical_sha256":"ee83c89a251c45fb525920d3224d5f5e38a67234dcef6c318bffcf87385112f5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:17:17.569730Z","signature_b64":"VvU+rRw83co+G8VprztQ2xBeyV1mZ05YFbpHLcsufsJmK8Qkb2CuYsjdgoWiMxgFU6aFg2QAGdonsYO0m6vpBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ee83c89a251c45fb525920d3224d5f5e38a67234dcef6c318bffcf87385112f5","last_reissued_at":"2026-05-18T01:17:17.569272Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:17:17.569272Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1602.00292","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":"2026-05-18T01:17:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gtVdU1wYvFr6fmaTCqErcfXXd1RoNoQqQat6OkOShMuUhSdRHvf3gsCP9IS640dTlfOgaweOymiY9Vpru31pDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-19T23:37:38.859086Z"},"content_sha256":"62ab230add94fc7507de1fb789cb2287b9c69322aa06d3fbda80e5e5e34e643f","schema_version":"1.0","event_id":"sha256:62ab230add94fc7507de1fb789cb2287b9c69322aa06d3fbda80e5e5e34e643f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:52B4RGRFDRC7WUSZEDJSETK7LY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Thermal evolution and sintering of chondritic planetesimals III. Modelling the heat conductivity of porous chondrite material","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Hans-Peter Gail, Mario Trieloff, Stephan Henke","submitted_at":"2016-01-31T18:08:01Z","abstract_excerpt":"The construction of models for the internal constitution and the temporal evolution of large planetesimals, the parent bodies of chondrites, requires information on the heat conductivity of the complex mixture of minerals and iron metal found in chondrites. It is attempted to evaluate the heat conductivity of a multi-component mineral mixture and granular medium from the heat conductivities of its mixture components. Random mixtures of solids with chondritic composition and packings of spheres are numerically generated. The heat conduction equation is solved in high spatial resolution for a te"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.00292","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":"2026-05-18T01:17:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YCiut9iJxNnJOcTGQ1ykrHLu+Yc2Z4/7hTQ7c2w9zUb+qh7FKNXxp5dUeIDsjZz5DF/kwiG3SdzoTQYAavLvCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-19T23:37:38.859437Z"},"content_sha256":"0965a6a6dac23c1d20e72ad7f5ea0228ce4982c6cafc0e94e086c913ee986ca9","schema_version":"1.0","event_id":"sha256:0965a6a6dac23c1d20e72ad7f5ea0228ce4982c6cafc0e94e086c913ee986ca9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/52B4RGRFDRC7WUSZEDJSETK7LY/bundle.json","state_url":"https://pith.science/pith/52B4RGRFDRC7WUSZEDJSETK7LY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/52B4RGRFDRC7WUSZEDJSETK7LY/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":"2026-06-19T23:37:38Z","links":{"resolver":"https://pith.science/pith/52B4RGRFDRC7WUSZEDJSETK7LY","bundle":"https://pith.science/pith/52B4RGRFDRC7WUSZEDJSETK7LY/bundle.json","state":"https://pith.science/pith/52B4RGRFDRC7WUSZEDJSETK7LY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/52B4RGRFDRC7WUSZEDJSETK7LY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:52B4RGRFDRC7WUSZEDJSETK7LY","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":"1e9f8b0c143c140a48bd94c958c4b422dec667f8b30589368a13d2c9d25eaf81","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-01-31T18:08:01Z","title_canon_sha256":"2685c46f19e0d0102cdaccfe8009a55a808028cb279b8baf99a22748961bb2c5"},"schema_version":"1.0","source":{"id":"1602.00292","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.00292","created_at":"2026-05-18T01:17:17Z"},{"alias_kind":"arxiv_version","alias_value":"1602.00292v1","created_at":"2026-05-18T01:17:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.00292","created_at":"2026-05-18T01:17:17Z"},{"alias_kind":"pith_short_12","alias_value":"52B4RGRFDRC7","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"52B4RGRFDRC7WUSZ","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"52B4RGRF","created_at":"2026-05-18T12:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:0965a6a6dac23c1d20e72ad7f5ea0228ce4982c6cafc0e94e086c913ee986ca9","target":"graph","created_at":"2026-05-18T01:17:17Z","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 construction of models for the internal constitution and the temporal evolution of large planetesimals, the parent bodies of chondrites, requires information on the heat conductivity of the complex mixture of minerals and iron metal found in chondrites. It is attempted to evaluate the heat conductivity of a multi-component mineral mixture and granular medium from the heat conductivities of its mixture components. Random mixtures of solids with chondritic composition and packings of spheres are numerically generated. The heat conduction equation is solved in high spatial resolution for a te","authors_text":"Hans-Peter Gail, Mario Trieloff, Stephan Henke","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-01-31T18:08:01Z","title":"Thermal evolution and sintering of chondritic planetesimals III. Modelling the heat conductivity of porous chondrite material"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.00292","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":"sha256:62ab230add94fc7507de1fb789cb2287b9c69322aa06d3fbda80e5e5e34e643f","target":"record","created_at":"2026-05-18T01:17:17Z","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":"1e9f8b0c143c140a48bd94c958c4b422dec667f8b30589368a13d2c9d25eaf81","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-01-31T18:08:01Z","title_canon_sha256":"2685c46f19e0d0102cdaccfe8009a55a808028cb279b8baf99a22748961bb2c5"},"schema_version":"1.0","source":{"id":"1602.00292","kind":"arxiv","version":1}},"canonical_sha256":"ee83c89a251c45fb525920d3224d5f5e38a67234dcef6c318bffcf87385112f5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ee83c89a251c45fb525920d3224d5f5e38a67234dcef6c318bffcf87385112f5","first_computed_at":"2026-05-18T01:17:17.569272Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:17:17.569272Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VvU+rRw83co+G8VprztQ2xBeyV1mZ05YFbpHLcsufsJmK8Qkb2CuYsjdgoWiMxgFU6aFg2QAGdonsYO0m6vpBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:17:17.569730Z","signed_message":"canonical_sha256_bytes"},"source_id":"1602.00292","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:62ab230add94fc7507de1fb789cb2287b9c69322aa06d3fbda80e5e5e34e643f","sha256:0965a6a6dac23c1d20e72ad7f5ea0228ce4982c6cafc0e94e086c913ee986ca9"],"state_sha256":"69b69a192ae3b69e3ec7b310f0abbbe7f0f9d8b3d3a7cb3c1e053075cb9f3cd2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wbwNPZU948hFuioMlMFLcsizrf6usf9X7iZqYKctxEt7IgTjcuKHuUeR1xNVzJKz1zBdw+DL8Hkrs8lgz4S5Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-19T23:37:38.861302Z","bundle_sha256":"7d96999bd595a8003589a3707c29b1d702179dc03abae96001e41cce40fbd89e"}}