{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:C5M3HO5YB6PYIZIMKQRH6UOZBW","short_pith_number":"pith:C5M3HO5Y","canonical_record":{"source":{"id":"1805.01671","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2018-05-04T09:13:41Z","cross_cats_sorted":[],"title_canon_sha256":"a953b0296faa09a6948691879b9b2aee01da6539946bbbbdf6849fff17185705","abstract_canon_sha256":"8b282878b2a812e579de9901a90feaa9fb92876515dcc6d5129eb8cca605f301"},"schema_version":"1.0"},"canonical_sha256":"1759b3bbb80f9f84650c54227f51d90daf242c7056a1725b475356a99909c197","source":{"kind":"arxiv","id":"1805.01671","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.01671","created_at":"2026-05-18T00:16:47Z"},{"alias_kind":"arxiv_version","alias_value":"1805.01671v1","created_at":"2026-05-18T00:16:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.01671","created_at":"2026-05-18T00:16:47Z"},{"alias_kind":"pith_short_12","alias_value":"C5M3HO5YB6PY","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"C5M3HO5YB6PYIZIM","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"C5M3HO5Y","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:C5M3HO5YB6PYIZIMKQRH6UOZBW","target":"record","payload":{"canonical_record":{"source":{"id":"1805.01671","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2018-05-04T09:13:41Z","cross_cats_sorted":[],"title_canon_sha256":"a953b0296faa09a6948691879b9b2aee01da6539946bbbbdf6849fff17185705","abstract_canon_sha256":"8b282878b2a812e579de9901a90feaa9fb92876515dcc6d5129eb8cca605f301"},"schema_version":"1.0"},"canonical_sha256":"1759b3bbb80f9f84650c54227f51d90daf242c7056a1725b475356a99909c197","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:16:47.112796Z","signature_b64":"mFSc+jS7jo2U9REF9FFsHT0IX2YNLaPR32w4MyUdZuz7iz2tRAzLMt5g3+AFdKnnQLtTjSdxvKxNhotQcMrVCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1759b3bbb80f9f84650c54227f51d90daf242c7056a1725b475356a99909c197","last_reissued_at":"2026-05-18T00:16:47.112182Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:16:47.112182Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.01671","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":"2026-05-18T00:16:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1pAXusm3IsCoWLWqBT2yr9J++vlnmYKSViy+HmRQ57BaBftJcTHGW8GTFjevff9Ohc5LIRcPayLpJ1chYBtQBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T07:16:05.814704Z"},"content_sha256":"95fa4664800bee7b5906ec26676588c7d8c50af7439728f30eac581827effff2","schema_version":"1.0","event_id":"sha256:95fa4664800bee7b5906ec26676588c7d8c50af7439728f30eac581827effff2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:C5M3HO5YB6PYIZIMKQRH6UOZBW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Low-temperature Condensation of Carbon","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atm-clus","authors_text":"A. Ritsch, C. J\\\"ager, E.B. Gordon, M. Goulart, M. Rastogi, P. Scheier, S.A. Krasnokutski, Th. Henning, W. Salvenmoser","submitted_at":"2018-05-04T09:13:41Z","abstract_excerpt":"Two different types of experiments were performed. In the first experiment, we studied the low-temperature condensation of vaporized graphite inside bulk liquid helium, while in the second experiment, we studied the condensation of single carbon atoms together with H$_2$, H$_2$O, and CO molecules inside helium nanodroplets. The condensation of vaporized graphite leads to the formation of partially graphitized carbon, which indicates high temperatures, supposedly higher than 1000{\\deg}C, during condensation. Possible underlying processes responsible for the instant rise in temperature during co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.01671","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":"2026-05-18T00:16:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mg8RMljGtMu6x1lAOqmSled3q2tFpddMsq27TCrrXNK5ucU3jchC6poJfwY29e6jlDmUcIM0J9iAnyDPVYYABg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T07:16:05.815395Z"},"content_sha256":"582ab5dfecd9b73bad02d9e5de00fb792e1e2227be2eb5686dbc54025ffc6ac7","schema_version":"1.0","event_id":"sha256:582ab5dfecd9b73bad02d9e5de00fb792e1e2227be2eb5686dbc54025ffc6ac7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C5M3HO5YB6PYIZIMKQRH6UOZBW/bundle.json","state_url":"https://pith.science/pith/C5M3HO5YB6PYIZIMKQRH6UOZBW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C5M3HO5YB6PYIZIMKQRH6UOZBW/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":"2026-05-24T07:16:05Z","links":{"resolver":"https://pith.science/pith/C5M3HO5YB6PYIZIMKQRH6UOZBW","bundle":"https://pith.science/pith/C5M3HO5YB6PYIZIMKQRH6UOZBW/bundle.json","state":"https://pith.science/pith/C5M3HO5YB6PYIZIMKQRH6UOZBW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C5M3HO5YB6PYIZIMKQRH6UOZBW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:C5M3HO5YB6PYIZIMKQRH6UOZBW","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":"8b282878b2a812e579de9901a90feaa9fb92876515dcc6d5129eb8cca605f301","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2018-05-04T09:13:41Z","title_canon_sha256":"a953b0296faa09a6948691879b9b2aee01da6539946bbbbdf6849fff17185705"},"schema_version":"1.0","source":{"id":"1805.01671","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.01671","created_at":"2026-05-18T00:16:47Z"},{"alias_kind":"arxiv_version","alias_value":"1805.01671v1","created_at":"2026-05-18T00:16:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.01671","created_at":"2026-05-18T00:16:47Z"},{"alias_kind":"pith_short_12","alias_value":"C5M3HO5YB6PY","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"C5M3HO5YB6PYIZIM","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"C5M3HO5Y","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:582ab5dfecd9b73bad02d9e5de00fb792e1e2227be2eb5686dbc54025ffc6ac7","target":"graph","created_at":"2026-05-18T00:16:47Z","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":"Two different types of experiments were performed. In the first experiment, we studied the low-temperature condensation of vaporized graphite inside bulk liquid helium, while in the second experiment, we studied the condensation of single carbon atoms together with H$_2$, H$_2$O, and CO molecules inside helium nanodroplets. The condensation of vaporized graphite leads to the formation of partially graphitized carbon, which indicates high temperatures, supposedly higher than 1000{\\deg}C, during condensation. Possible underlying processes responsible for the instant rise in temperature during co","authors_text":"A. Ritsch, C. J\\\"ager, E.B. Gordon, M. Goulart, M. Rastogi, P. Scheier, S.A. Krasnokutski, Th. Henning, W. Salvenmoser","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2018-05-04T09:13:41Z","title":"Low-temperature Condensation of Carbon"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.01671","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":"sha256:95fa4664800bee7b5906ec26676588c7d8c50af7439728f30eac581827effff2","target":"record","created_at":"2026-05-18T00:16:47Z","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":"8b282878b2a812e579de9901a90feaa9fb92876515dcc6d5129eb8cca605f301","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2018-05-04T09:13:41Z","title_canon_sha256":"a953b0296faa09a6948691879b9b2aee01da6539946bbbbdf6849fff17185705"},"schema_version":"1.0","source":{"id":"1805.01671","kind":"arxiv","version":1}},"canonical_sha256":"1759b3bbb80f9f84650c54227f51d90daf242c7056a1725b475356a99909c197","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1759b3bbb80f9f84650c54227f51d90daf242c7056a1725b475356a99909c197","first_computed_at":"2026-05-18T00:16:47.112182Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:16:47.112182Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mFSc+jS7jo2U9REF9FFsHT0IX2YNLaPR32w4MyUdZuz7iz2tRAzLMt5g3+AFdKnnQLtTjSdxvKxNhotQcMrVCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:16:47.112796Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.01671","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:95fa4664800bee7b5906ec26676588c7d8c50af7439728f30eac581827effff2","sha256:582ab5dfecd9b73bad02d9e5de00fb792e1e2227be2eb5686dbc54025ffc6ac7"],"state_sha256":"aa679eef74ae2d15617538ec342044bac6230a40a22f6a7572c55c61332ebd5c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eSfkKg8jwxjpLj7iBiCR0O3Oh9rhCA2uAv/RNANSvpXXxA3J/YIieCbysp87qCxd53QrkD7974yFToO3s0h/Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T07:16:05.818965Z","bundle_sha256":"decbdf1d02b139b9b7cf6d7e1a9d9558f25e5c35bd90f9122f0db92d08090a7d"}}