{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:OQBKLAVZHS3ULSNBC2N5KP2TAX","short_pith_number":"pith:OQBKLAVZ","canonical_record":{"source":{"id":"1511.07112","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-11-23T05:15:05Z","cross_cats_sorted":[],"title_canon_sha256":"9380dca6ba93c5b85f0d8b106dc0f424fd0d3639270190cdfd48e30da7c44ec0","abstract_canon_sha256":"715269ce10577cb2f61376a181de912cfb2abe354e9cb2ef4195d8b83b909211"},"schema_version":"1.0"},"canonical_sha256":"7402a582b93cb745c9a1169bd53f5305f0727d0262259f7324a669575c36247a","source":{"kind":"arxiv","id":"1511.07112","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.07112","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"arxiv_version","alias_value":"1511.07112v2","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.07112","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"pith_short_12","alias_value":"OQBKLAVZHS3U","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_16","alias_value":"OQBKLAVZHS3ULSNB","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_8","alias_value":"OQBKLAVZ","created_at":"2026-05-18T12:29:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:OQBKLAVZHS3ULSNBC2N5KP2TAX","target":"record","payload":{"canonical_record":{"source":{"id":"1511.07112","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-11-23T05:15:05Z","cross_cats_sorted":[],"title_canon_sha256":"9380dca6ba93c5b85f0d8b106dc0f424fd0d3639270190cdfd48e30da7c44ec0","abstract_canon_sha256":"715269ce10577cb2f61376a181de912cfb2abe354e9cb2ef4195d8b83b909211"},"schema_version":"1.0"},"canonical_sha256":"7402a582b93cb745c9a1169bd53f5305f0727d0262259f7324a669575c36247a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:34.384445Z","signature_b64":"UQUHweF+i2prQwqGJ0kgSXRCdFhKXTrLZqzRuciQKjhHUD0O/xCedNQSgSSg/KFSmy5yl8b4DtpTleQ/vxveCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7402a582b93cb745c9a1169bd53f5305f0727d0262259f7324a669575c36247a","last_reissued_at":"2026-05-18T00:04:34.383808Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:34.383808Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.07112","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:04:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mGJBc9tPT1F2IRy2+Rn22eiBIDjE1kytWgWGWTB8/TQPtxu9vNR+2etfsq97JaP3MeU+2LDc1wdrhGEmPez1DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T19:04:50.937084Z"},"content_sha256":"a6c551b6e915999a5f873fb0df592cbfe1acd299d4996a8ba3c93c3101be943a","schema_version":"1.0","event_id":"sha256:a6c551b6e915999a5f873fb0df592cbfe1acd299d4996a8ba3c93c3101be943a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:OQBKLAVZHS3ULSNBC2N5KP2TAX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Liquid structure changes of Bi under different melt states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Chen Liang, Guoqiu He, Ziyang He","submitted_at":"2015-11-23T05:15:05Z","abstract_excerpt":"This paper is focused on the relationship between solidification and melt sates. An abnormal change which takes place at 744 C from 84 to 120 min indicated a liquid-liquid structure transition in pure Bi melt. Based on liquid-liquid structure transition, experiments of pure Bi were carried out. Cooling from different melt states, the solidification behaviors and structures changed a lot, such as undercooling, solidification time, grain sizes and the number of twins and pedestal sits. Especially, as a semi-metal, a liquid-liquid structure transition greatly increases the metallicity of Bi, and "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.07112","kind":"arxiv","version":2},"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":"2026-05-18T00:04:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DHvECDgKB/ZVWvnJR4lbp2G9FtoltFckIhzyPjudHnmBUkEKKpWUNpP+coDa9aURfRa/DepM9EgLWC8zUVmvBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T19:04:50.937793Z"},"content_sha256":"848663b421db8c853e285617d484617352f17f106475da2d49e32d93300eb848","schema_version":"1.0","event_id":"sha256:848663b421db8c853e285617d484617352f17f106475da2d49e32d93300eb848"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OQBKLAVZHS3ULSNBC2N5KP2TAX/bundle.json","state_url":"https://pith.science/pith/OQBKLAVZHS3ULSNBC2N5KP2TAX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OQBKLAVZHS3ULSNBC2N5KP2TAX/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":"2026-06-08T19:04:50Z","links":{"resolver":"https://pith.science/pith/OQBKLAVZHS3ULSNBC2N5KP2TAX","bundle":"https://pith.science/pith/OQBKLAVZHS3ULSNBC2N5KP2TAX/bundle.json","state":"https://pith.science/pith/OQBKLAVZHS3ULSNBC2N5KP2TAX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OQBKLAVZHS3ULSNBC2N5KP2TAX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:OQBKLAVZHS3ULSNBC2N5KP2TAX","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":"715269ce10577cb2f61376a181de912cfb2abe354e9cb2ef4195d8b83b909211","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-11-23T05:15:05Z","title_canon_sha256":"9380dca6ba93c5b85f0d8b106dc0f424fd0d3639270190cdfd48e30da7c44ec0"},"schema_version":"1.0","source":{"id":"1511.07112","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.07112","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"arxiv_version","alias_value":"1511.07112v2","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.07112","created_at":"2026-05-18T00:04:34Z"},{"alias_kind":"pith_short_12","alias_value":"OQBKLAVZHS3U","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_16","alias_value":"OQBKLAVZHS3ULSNB","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_8","alias_value":"OQBKLAVZ","created_at":"2026-05-18T12:29:34Z"}],"graph_snapshots":[{"event_id":"sha256:848663b421db8c853e285617d484617352f17f106475da2d49e32d93300eb848","target":"graph","created_at":"2026-05-18T00:04:34Z","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":"This paper is focused on the relationship between solidification and melt sates. An abnormal change which takes place at 744 C from 84 to 120 min indicated a liquid-liquid structure transition in pure Bi melt. Based on liquid-liquid structure transition, experiments of pure Bi were carried out. Cooling from different melt states, the solidification behaviors and structures changed a lot, such as undercooling, solidification time, grain sizes and the number of twins and pedestal sits. Especially, as a semi-metal, a liquid-liquid structure transition greatly increases the metallicity of Bi, and ","authors_text":"Chen Liang, Guoqiu He, Ziyang He","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-11-23T05:15:05Z","title":"Liquid structure changes of Bi under different melt states"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.07112","kind":"arxiv","version":2},"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:a6c551b6e915999a5f873fb0df592cbfe1acd299d4996a8ba3c93c3101be943a","target":"record","created_at":"2026-05-18T00:04:34Z","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":"715269ce10577cb2f61376a181de912cfb2abe354e9cb2ef4195d8b83b909211","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-11-23T05:15:05Z","title_canon_sha256":"9380dca6ba93c5b85f0d8b106dc0f424fd0d3639270190cdfd48e30da7c44ec0"},"schema_version":"1.0","source":{"id":"1511.07112","kind":"arxiv","version":2}},"canonical_sha256":"7402a582b93cb745c9a1169bd53f5305f0727d0262259f7324a669575c36247a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7402a582b93cb745c9a1169bd53f5305f0727d0262259f7324a669575c36247a","first_computed_at":"2026-05-18T00:04:34.383808Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:34.383808Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UQUHweF+i2prQwqGJ0kgSXRCdFhKXTrLZqzRuciQKjhHUD0O/xCedNQSgSSg/KFSmy5yl8b4DtpTleQ/vxveCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:34.384445Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.07112","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a6c551b6e915999a5f873fb0df592cbfe1acd299d4996a8ba3c93c3101be943a","sha256:848663b421db8c853e285617d484617352f17f106475da2d49e32d93300eb848"],"state_sha256":"0281d147335d4864b0fe40efad21a658cb6736e001bc1bed9874fe6dad166fda"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZQbWL7yZ72Ag5A3DrZ51zN5DHGuS8xFlBHSr3roz+IW/iRkVVCvZMA69oICwQ5AGks9EY27+tdvf/TbW+5PXDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T19:04:50.941741Z","bundle_sha256":"7763b136e4405a097c80494812c1ed81de5b8ef4a017375d01d3425cfe1aeedf"}}