{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:AJ6EF3ZXXTQXNTJVSOXVAJAGK2","short_pith_number":"pith:AJ6EF3ZX","canonical_record":{"source":{"id":"1801.06685","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-20T15:04:37Z","cross_cats_sorted":[],"title_canon_sha256":"474db590f3002022fccac4d2b932393d27ee1f667e9238f9650a773d766b0e58","abstract_canon_sha256":"2f15ce72314d0aad24d1499d2e758431f8d5059b052b2aa4e51d0ae5b9971113"},"schema_version":"1.0"},"canonical_sha256":"027c42ef37bce176cd3593af502406568b33cfb09abb4185da0bf0177d7c7706","source":{"kind":"arxiv","id":"1801.06685","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.06685","created_at":"2026-05-18T00:18:05Z"},{"alias_kind":"arxiv_version","alias_value":"1801.06685v1","created_at":"2026-05-18T00:18:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.06685","created_at":"2026-05-18T00:18:05Z"},{"alias_kind":"pith_short_12","alias_value":"AJ6EF3ZXXTQX","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"AJ6EF3ZXXTQXNTJV","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"AJ6EF3ZX","created_at":"2026-05-18T12:32:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:AJ6EF3ZXXTQXNTJVSOXVAJAGK2","target":"record","payload":{"canonical_record":{"source":{"id":"1801.06685","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-20T15:04:37Z","cross_cats_sorted":[],"title_canon_sha256":"474db590f3002022fccac4d2b932393d27ee1f667e9238f9650a773d766b0e58","abstract_canon_sha256":"2f15ce72314d0aad24d1499d2e758431f8d5059b052b2aa4e51d0ae5b9971113"},"schema_version":"1.0"},"canonical_sha256":"027c42ef37bce176cd3593af502406568b33cfb09abb4185da0bf0177d7c7706","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:18:05.055448Z","signature_b64":"yVgYcv0W93jdCnhtfrEPeI8FW0Ofn9+C1Unu/tCQ8NhS7b4DRtbPcPZQsqFGMg8hlaW+q8XAuIJsFyAU1vVgBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"027c42ef37bce176cd3593af502406568b33cfb09abb4185da0bf0177d7c7706","last_reissued_at":"2026-05-18T00:18:05.054829Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:18:05.054829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.06685","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":"2026-05-18T00:18:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iTTvJzMpbaL9Rs+cW4uzfF+iNICFy2YkmlhdyNoVD+3c8iwmVZmyvPRC2SC+bK3WZ0hjNEiS0/IlKu6sNixCCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T22:14:38.308161Z"},"content_sha256":"a22d7039b06f5e0781ba0cd45f0ac33ca91e8e6cc974f6046afe6c721e777f75","schema_version":"1.0","event_id":"sha256:a22d7039b06f5e0781ba0cd45f0ac33ca91e8e6cc974f6046afe6c721e777f75"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:AJ6EF3ZXXTQXNTJVSOXVAJAGK2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Boron monosulfide: equation of state and pressure-induced phase transition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Artem R. Oganov, Ivan A. Kruglov, Kirill A. Cherednichenko, Mohamed Mezouar, Vladimir L. Solozhenko, Yann Le Godec","submitted_at":"2018-01-20T15:04:37Z","abstract_excerpt":"Quasi-hydrostatic compression of rhombohedral boron monosulfide (r-BS) has been studied up to 50 GPa at room temperature using diamond-anvil cells and angle-dispersive synchrotron X-ray diffraction. A fit of the experimental P-V data to the Vinet equation of state yields bulk modulus of 42.2(1.4) GPa and its first pressure derivative of 7.6(2) that are in excellent agreement with our ab initio calculations. Formation of a new high-pressure phase of boron monosulfide (hp-BS) has been observed above 35 GPa. According to ab initio evolutionary crystal structure predictions combined with Rietveld "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.06685","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":"2026-05-18T00:18:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JDKxPKlfQ6O4vamdCSFXQ8OnKCNkZLoxdtCdGmefJFOevM9hsbKdg+ta4j753Ksc8zsOK4pSpXp4kvk2ji07Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T22:14:38.308519Z"},"content_sha256":"a2fcb51b80590c4f8806b2684688e661749fcea6082c4687a0e6d9e779bf2474","schema_version":"1.0","event_id":"sha256:a2fcb51b80590c4f8806b2684688e661749fcea6082c4687a0e6d9e779bf2474"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AJ6EF3ZXXTQXNTJVSOXVAJAGK2/bundle.json","state_url":"https://pith.science/pith/AJ6EF3ZXXTQXNTJVSOXVAJAGK2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AJ6EF3ZXXTQXNTJVSOXVAJAGK2/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":"2026-06-23T22:14:38Z","links":{"resolver":"https://pith.science/pith/AJ6EF3ZXXTQXNTJVSOXVAJAGK2","bundle":"https://pith.science/pith/AJ6EF3ZXXTQXNTJVSOXVAJAGK2/bundle.json","state":"https://pith.science/pith/AJ6EF3ZXXTQXNTJVSOXVAJAGK2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AJ6EF3ZXXTQXNTJVSOXVAJAGK2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:AJ6EF3ZXXTQXNTJVSOXVAJAGK2","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":"2f15ce72314d0aad24d1499d2e758431f8d5059b052b2aa4e51d0ae5b9971113","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-20T15:04:37Z","title_canon_sha256":"474db590f3002022fccac4d2b932393d27ee1f667e9238f9650a773d766b0e58"},"schema_version":"1.0","source":{"id":"1801.06685","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.06685","created_at":"2026-05-18T00:18:05Z"},{"alias_kind":"arxiv_version","alias_value":"1801.06685v1","created_at":"2026-05-18T00:18:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.06685","created_at":"2026-05-18T00:18:05Z"},{"alias_kind":"pith_short_12","alias_value":"AJ6EF3ZXXTQX","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"AJ6EF3ZXXTQXNTJV","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"AJ6EF3ZX","created_at":"2026-05-18T12:32:13Z"}],"graph_snapshots":[{"event_id":"sha256:a2fcb51b80590c4f8806b2684688e661749fcea6082c4687a0e6d9e779bf2474","target":"graph","created_at":"2026-05-18T00:18:05Z","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":"Quasi-hydrostatic compression of rhombohedral boron monosulfide (r-BS) has been studied up to 50 GPa at room temperature using diamond-anvil cells and angle-dispersive synchrotron X-ray diffraction. A fit of the experimental P-V data to the Vinet equation of state yields bulk modulus of 42.2(1.4) GPa and its first pressure derivative of 7.6(2) that are in excellent agreement with our ab initio calculations. Formation of a new high-pressure phase of boron monosulfide (hp-BS) has been observed above 35 GPa. According to ab initio evolutionary crystal structure predictions combined with Rietveld ","authors_text":"Artem R. Oganov, Ivan A. Kruglov, Kirill A. Cherednichenko, Mohamed Mezouar, Vladimir L. Solozhenko, Yann Le Godec","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-20T15:04:37Z","title":"Boron monosulfide: equation of state and pressure-induced phase transition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.06685","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:a22d7039b06f5e0781ba0cd45f0ac33ca91e8e6cc974f6046afe6c721e777f75","target":"record","created_at":"2026-05-18T00:18:05Z","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":"2f15ce72314d0aad24d1499d2e758431f8d5059b052b2aa4e51d0ae5b9971113","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-01-20T15:04:37Z","title_canon_sha256":"474db590f3002022fccac4d2b932393d27ee1f667e9238f9650a773d766b0e58"},"schema_version":"1.0","source":{"id":"1801.06685","kind":"arxiv","version":1}},"canonical_sha256":"027c42ef37bce176cd3593af502406568b33cfb09abb4185da0bf0177d7c7706","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"027c42ef37bce176cd3593af502406568b33cfb09abb4185da0bf0177d7c7706","first_computed_at":"2026-05-18T00:18:05.054829Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:18:05.054829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yVgYcv0W93jdCnhtfrEPeI8FW0Ofn9+C1Unu/tCQ8NhS7b4DRtbPcPZQsqFGMg8hlaW+q8XAuIJsFyAU1vVgBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:18:05.055448Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.06685","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a22d7039b06f5e0781ba0cd45f0ac33ca91e8e6cc974f6046afe6c721e777f75","sha256:a2fcb51b80590c4f8806b2684688e661749fcea6082c4687a0e6d9e779bf2474"],"state_sha256":"689d46984f5c42f23789a3613594ad6439a44867dbcce725c807e0ed51256716"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fKwExEHer3j0tztZCYF3PKrgPNeniNdwTqST+qFknAUSVfF+Yzfop/WkT5ykqWO3ExvUm6iqBWo5YMOZ8QHMDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T22:14:38.311179Z","bundle_sha256":"76fbed7a8f64c3db7c862529e1d1d607d173277af75adcd1fb1a1d88418b4912"}}