{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:SO3UVTOHH6VT7PQRFUCU6DDXQW","short_pith_number":"pith:SO3UVTOH","canonical_record":{"source":{"id":"1510.05686","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2015-10-19T20:50:27Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.quant-gas"],"title_canon_sha256":"3bb4202d32a68744ddec9abc8b120bcdf6a88c85c853a311a90a85b09ea3790a","abstract_canon_sha256":"bc0a3d4a4166634aa31e5fe808f6acb9feb165d6c4feb0cdb2dddedb850c3939"},"schema_version":"1.0"},"canonical_sha256":"93b74acdc73fab3fbe112d054f0c7785817bdd44ef56caec889c17e7ed62216c","source":{"kind":"arxiv","id":"1510.05686","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.05686","created_at":"2026-05-18T01:17:18Z"},{"alias_kind":"arxiv_version","alias_value":"1510.05686v1","created_at":"2026-05-18T01:17:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.05686","created_at":"2026-05-18T01:17:18Z"},{"alias_kind":"pith_short_12","alias_value":"SO3UVTOHH6VT","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"SO3UVTOHH6VT7PQR","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"SO3UVTOH","created_at":"2026-05-18T12:29:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:SO3UVTOHH6VT7PQRFUCU6DDXQW","target":"record","payload":{"canonical_record":{"source":{"id":"1510.05686","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2015-10-19T20:50:27Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.quant-gas"],"title_canon_sha256":"3bb4202d32a68744ddec9abc8b120bcdf6a88c85c853a311a90a85b09ea3790a","abstract_canon_sha256":"bc0a3d4a4166634aa31e5fe808f6acb9feb165d6c4feb0cdb2dddedb850c3939"},"schema_version":"1.0"},"canonical_sha256":"93b74acdc73fab3fbe112d054f0c7785817bdd44ef56caec889c17e7ed62216c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:17:18.561269Z","signature_b64":"NiWm/kYPaOstY1iquqFHaKJIiFqRfLAgm0tySIPR7+pXJINysTyMJYVcHM9S+RfeZw/8x7p27wFGEsJYo6zzAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"93b74acdc73fab3fbe112d054f0c7785817bdd44ef56caec889c17e7ed62216c","last_reissued_at":"2026-05-18T01:17:18.560652Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:17:18.560652Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1510.05686","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":"2026-05-18T01:17:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bqFdFx4RVgHuq3IodN75F6EU0QiToD0ZpTt9yWPc5X/B1fid+I1ovRNGEZAIqgdr3EQnKQlCnQV7eLZXao/ECQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T07:30:20.031955Z"},"content_sha256":"c331847121294bdcdf1e3ef8979748cb377912175554bd4dde21c9b7a4d262c0","schema_version":"1.0","event_id":"sha256:c331847121294bdcdf1e3ef8979748cb377912175554bd4dde21c9b7a4d262c0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:SO3UVTOHH6VT7PQRFUCU6DDXQW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"New Phases and Dissociation-Recombination of Hydrogen Deuteride to 3.4 Megabar","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.quant-gas"],"primary_cat":"cond-mat.other","authors_text":"Isaac F. Silvera, Ori Noked, Ranga P. Dias","submitted_at":"2015-10-19T20:50:27Z","abstract_excerpt":"We present infrared absorption studies of solid hydrogen deuteride to pressures as high as 3.4 megabar in a diamond anvil cell and temperatures in the range 5 to 295 K. Above 198 GPa the sample transforms to a mixture of HD ,H2 and D2, interpreted as a process of dissociation and recombination. Three new phases-lines are observed, two of which differ remarkably from those of the high-pressure homonuclear species, but none are metallic. The time-dependent spectral changes are analyzed to determine the molecular concentrations as a function of time; the nucleon exchange achieves steady state con"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.05686","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":"2026-05-18T01:17:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"df0qMhtJQ3miahtDWQuzRhqfr7ODrrszt9xgH5x3QjZzBp8yfRg5Qyp8eQtZCfckbtNfGHczLkzDYXYAypFHDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T07:30:20.032300Z"},"content_sha256":"c9b52e5f1cd1900eb55c1e8158d96a4ff6aba34d0d7d2626b1013b0d7cb8e369","schema_version":"1.0","event_id":"sha256:c9b52e5f1cd1900eb55c1e8158d96a4ff6aba34d0d7d2626b1013b0d7cb8e369"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SO3UVTOHH6VT7PQRFUCU6DDXQW/bundle.json","state_url":"https://pith.science/pith/SO3UVTOHH6VT7PQRFUCU6DDXQW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SO3UVTOHH6VT7PQRFUCU6DDXQW/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":"2026-06-03T07:30:20Z","links":{"resolver":"https://pith.science/pith/SO3UVTOHH6VT7PQRFUCU6DDXQW","bundle":"https://pith.science/pith/SO3UVTOHH6VT7PQRFUCU6DDXQW/bundle.json","state":"https://pith.science/pith/SO3UVTOHH6VT7PQRFUCU6DDXQW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SO3UVTOHH6VT7PQRFUCU6DDXQW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:SO3UVTOHH6VT7PQRFUCU6DDXQW","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":"bc0a3d4a4166634aa31e5fe808f6acb9feb165d6c4feb0cdb2dddedb850c3939","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.quant-gas"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2015-10-19T20:50:27Z","title_canon_sha256":"3bb4202d32a68744ddec9abc8b120bcdf6a88c85c853a311a90a85b09ea3790a"},"schema_version":"1.0","source":{"id":"1510.05686","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.05686","created_at":"2026-05-18T01:17:18Z"},{"alias_kind":"arxiv_version","alias_value":"1510.05686v1","created_at":"2026-05-18T01:17:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.05686","created_at":"2026-05-18T01:17:18Z"},{"alias_kind":"pith_short_12","alias_value":"SO3UVTOHH6VT","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"SO3UVTOHH6VT7PQR","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"SO3UVTOH","created_at":"2026-05-18T12:29:42Z"}],"graph_snapshots":[{"event_id":"sha256:c9b52e5f1cd1900eb55c1e8158d96a4ff6aba34d0d7d2626b1013b0d7cb8e369","target":"graph","created_at":"2026-05-18T01:17:18Z","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":"We present infrared absorption studies of solid hydrogen deuteride to pressures as high as 3.4 megabar in a diamond anvil cell and temperatures in the range 5 to 295 K. Above 198 GPa the sample transforms to a mixture of HD ,H2 and D2, interpreted as a process of dissociation and recombination. Three new phases-lines are observed, two of which differ remarkably from those of the high-pressure homonuclear species, but none are metallic. The time-dependent spectral changes are analyzed to determine the molecular concentrations as a function of time; the nucleon exchange achieves steady state con","authors_text":"Isaac F. Silvera, Ori Noked, Ranga P. Dias","cross_cats":["cond-mat.mtrl-sci","cond-mat.quant-gas"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2015-10-19T20:50:27Z","title":"New Phases and Dissociation-Recombination of Hydrogen Deuteride to 3.4 Megabar"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.05686","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:c331847121294bdcdf1e3ef8979748cb377912175554bd4dde21c9b7a4d262c0","target":"record","created_at":"2026-05-18T01:17:18Z","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":"bc0a3d4a4166634aa31e5fe808f6acb9feb165d6c4feb0cdb2dddedb850c3939","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.quant-gas"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.other","submitted_at":"2015-10-19T20:50:27Z","title_canon_sha256":"3bb4202d32a68744ddec9abc8b120bcdf6a88c85c853a311a90a85b09ea3790a"},"schema_version":"1.0","source":{"id":"1510.05686","kind":"arxiv","version":1}},"canonical_sha256":"93b74acdc73fab3fbe112d054f0c7785817bdd44ef56caec889c17e7ed62216c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"93b74acdc73fab3fbe112d054f0c7785817bdd44ef56caec889c17e7ed62216c","first_computed_at":"2026-05-18T01:17:18.560652Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:17:18.560652Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NiWm/kYPaOstY1iquqFHaKJIiFqRfLAgm0tySIPR7+pXJINysTyMJYVcHM9S+RfeZw/8x7p27wFGEsJYo6zzAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:17:18.561269Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.05686","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c331847121294bdcdf1e3ef8979748cb377912175554bd4dde21c9b7a4d262c0","sha256:c9b52e5f1cd1900eb55c1e8158d96a4ff6aba34d0d7d2626b1013b0d7cb8e369"],"state_sha256":"79e1a8f86cb0e261c2d48e6ef00d7ae2282e1ac33e478f8b4e42048c1d454553"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HYF02/WlfAMiwiGUYD+201hagTxX0BqWg+J0U/4bdT6h/CiO+XdFbd03QLv4WX7Qso8EkXii/hSnXc7vI5FvDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T07:30:20.034302Z","bundle_sha256":"5ab4c850532de4e964ebb9c86facd19c449e6eee5dd146f7c5ca7d36314f6761"}}