{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:PUTASWR23BJIZWTJBSQNRUVUTF","short_pith_number":"pith:PUTASWR2","canonical_record":{"source":{"id":"2011.13285","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-11-26T13:36:30Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"6cbe7a0bdac4ae6ce2fd0929c92ad40288eb9183e9935237c6f8b300a6311220","abstract_canon_sha256":"240f10265666d5e7d3821231ef990ff10e47622fbde8f3c5fd10029e66f84c02"},"schema_version":"1.0"},"canonical_sha256":"7d26095a3ad8528cda690ca0d8d2b499705fc7883521c42e9b9266dfd1d4142d","source":{"kind":"arxiv","id":"2011.13285","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.13285","created_at":"2026-07-05T01:54:52Z"},{"alias_kind":"arxiv_version","alias_value":"2011.13285v1","created_at":"2026-07-05T01:54:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.13285","created_at":"2026-07-05T01:54:52Z"},{"alias_kind":"pith_short_12","alias_value":"PUTASWR23BJI","created_at":"2026-07-05T01:54:52Z"},{"alias_kind":"pith_short_16","alias_value":"PUTASWR23BJIZWTJ","created_at":"2026-07-05T01:54:52Z"},{"alias_kind":"pith_short_8","alias_value":"PUTASWR2","created_at":"2026-07-05T01:54:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:PUTASWR23BJIZWTJBSQNRUVUTF","target":"record","payload":{"canonical_record":{"source":{"id":"2011.13285","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-11-26T13:36:30Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"6cbe7a0bdac4ae6ce2fd0929c92ad40288eb9183e9935237c6f8b300a6311220","abstract_canon_sha256":"240f10265666d5e7d3821231ef990ff10e47622fbde8f3c5fd10029e66f84c02"},"schema_version":"1.0"},"canonical_sha256":"7d26095a3ad8528cda690ca0d8d2b499705fc7883521c42e9b9266dfd1d4142d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:54:52.736140Z","signature_b64":"QJ93rDEiLU0b6hFY2Houl0mnqXitgOuP6J7j8aAwMs3JobyMlY0NWHz4V4lXsDXjmwPqn8o8/odn5D7OZXITAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7d26095a3ad8528cda690ca0d8d2b499705fc7883521c42e9b9266dfd1d4142d","last_reissued_at":"2026-07-05T01:54:52.735772Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:54:52.735772Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2011.13285","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":"2026-07-05T01:54:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5W0gO0dyC7aOkkp+f8k0/91ETaO66rrCFa15bqSWjSc10bFSq0vzlJAF3JJCdNArsv3UWFN7Qb7aHV2CF42PCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-14T11:34:46.124141Z"},"content_sha256":"28f1a2d8408d64c8a14fe67436d772cb6822453eb20e713f5c08caf36c7ed3ce","schema_version":"1.0","event_id":"sha256:28f1a2d8408d64c8a14fe67436d772cb6822453eb20e713f5c08caf36c7ed3ce"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:PUTASWR23BJIZWTJBSQNRUVUTF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On stable H-C-N-O compounds at high pressure","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andreas Hermann, Chris J. Pickard, Lewis J. Conway","submitted_at":"2020-11-26T13:36:30Z","abstract_excerpt":"The make-up of the outer planets, and many of their moons, are dominated by matter from the H-C-N-O chemical space, commonly assumed to originate from mixtures of hydrogen and the planetary ices H$_2$O, CH$_4$, and NH$_3$. In their interiors, these ices experience extreme pressure conditions, around 5 Mbar at the Neptune mantle-core boundary, and it is expected that they undergo phase transitions, decompose, and form entirely new compounds. In turn, this determines planets' interior structure, thermal history, magnetic field generation, etc. Despite its importance, the H-C-N-O space has not be"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.13285","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2011.13285/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:54:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BfAl/FFspRLgWLG03fpaLpz7L5PFJOyuNn4CxBlS0UC4RrTuGU2lrx5ZII+troUBxQhYQGH/19LXGWHFPWoWDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-14T11:34:46.124534Z"},"content_sha256":"434f9ec2a6ac4c4f4e8102faeec84148d19984b334f26d4f9e18cf890c7d9220","schema_version":"1.0","event_id":"sha256:434f9ec2a6ac4c4f4e8102faeec84148d19984b334f26d4f9e18cf890c7d9220"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PUTASWR23BJIZWTJBSQNRUVUTF/bundle.json","state_url":"https://pith.science/pith/PUTASWR23BJIZWTJBSQNRUVUTF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PUTASWR23BJIZWTJBSQNRUVUTF/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":"2026-07-14T11:34:46Z","links":{"resolver":"https://pith.science/pith/PUTASWR23BJIZWTJBSQNRUVUTF","bundle":"https://pith.science/pith/PUTASWR23BJIZWTJBSQNRUVUTF/bundle.json","state":"https://pith.science/pith/PUTASWR23BJIZWTJBSQNRUVUTF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PUTASWR23BJIZWTJBSQNRUVUTF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:PUTASWR23BJIZWTJBSQNRUVUTF","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":"240f10265666d5e7d3821231ef990ff10e47622fbde8f3c5fd10029e66f84c02","cross_cats_sorted":["astro-ph.EP"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-11-26T13:36:30Z","title_canon_sha256":"6cbe7a0bdac4ae6ce2fd0929c92ad40288eb9183e9935237c6f8b300a6311220"},"schema_version":"1.0","source":{"id":"2011.13285","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.13285","created_at":"2026-07-05T01:54:52Z"},{"alias_kind":"arxiv_version","alias_value":"2011.13285v1","created_at":"2026-07-05T01:54:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.13285","created_at":"2026-07-05T01:54:52Z"},{"alias_kind":"pith_short_12","alias_value":"PUTASWR23BJI","created_at":"2026-07-05T01:54:52Z"},{"alias_kind":"pith_short_16","alias_value":"PUTASWR23BJIZWTJ","created_at":"2026-07-05T01:54:52Z"},{"alias_kind":"pith_short_8","alias_value":"PUTASWR2","created_at":"2026-07-05T01:54:52Z"}],"graph_snapshots":[{"event_id":"sha256:434f9ec2a6ac4c4f4e8102faeec84148d19984b334f26d4f9e18cf890c7d9220","target":"graph","created_at":"2026-07-05T01:54:52Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2011.13285/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The make-up of the outer planets, and many of their moons, are dominated by matter from the H-C-N-O chemical space, commonly assumed to originate from mixtures of hydrogen and the planetary ices H$_2$O, CH$_4$, and NH$_3$. In their interiors, these ices experience extreme pressure conditions, around 5 Mbar at the Neptune mantle-core boundary, and it is expected that they undergo phase transitions, decompose, and form entirely new compounds. In turn, this determines planets' interior structure, thermal history, magnetic field generation, etc. Despite its importance, the H-C-N-O space has not be","authors_text":"Andreas Hermann, Chris J. Pickard, Lewis J. Conway","cross_cats":["astro-ph.EP"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-11-26T13:36:30Z","title":"On stable H-C-N-O compounds at high pressure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.13285","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":"sha256:28f1a2d8408d64c8a14fe67436d772cb6822453eb20e713f5c08caf36c7ed3ce","target":"record","created_at":"2026-07-05T01:54:52Z","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":"240f10265666d5e7d3821231ef990ff10e47622fbde8f3c5fd10029e66f84c02","cross_cats_sorted":["astro-ph.EP"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-11-26T13:36:30Z","title_canon_sha256":"6cbe7a0bdac4ae6ce2fd0929c92ad40288eb9183e9935237c6f8b300a6311220"},"schema_version":"1.0","source":{"id":"2011.13285","kind":"arxiv","version":1}},"canonical_sha256":"7d26095a3ad8528cda690ca0d8d2b499705fc7883521c42e9b9266dfd1d4142d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7d26095a3ad8528cda690ca0d8d2b499705fc7883521c42e9b9266dfd1d4142d","first_computed_at":"2026-07-05T01:54:52.735772Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:54:52.735772Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QJ93rDEiLU0b6hFY2Houl0mnqXitgOuP6J7j8aAwMs3JobyMlY0NWHz4V4lXsDXjmwPqn8o8/odn5D7OZXITAA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:54:52.736140Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.13285","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:28f1a2d8408d64c8a14fe67436d772cb6822453eb20e713f5c08caf36c7ed3ce","sha256:434f9ec2a6ac4c4f4e8102faeec84148d19984b334f26d4f9e18cf890c7d9220"],"state_sha256":"0e3b767a14c4bd972640fa4a2b90ea755d726c862245b2e6a024264bf43d8092"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"80q92csCAXiRisExRh4nZZBWAZuS95vuLJBema8/5H7uIhH65LA9rNApB4D7uTdHuErUcmX51wN5H1nwd1U8Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-14T11:34:46.127084Z","bundle_sha256":"d6a10b9b548d46e16ec31cd0a858b3ce2e464cea410a949cdc68457db3d37cc6"}}