{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:P4HURWIKFYHBZXFNCHGJ6TZW7C","short_pith_number":"pith:P4HURWIK","canonical_record":{"source":{"id":"2606.30540","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-29T16:40:46Z","cross_cats_sorted":[],"title_canon_sha256":"67310ec2d637da9003eac094d750397d49957d6c7516049b6c481617b50bf57c","abstract_canon_sha256":"318290ded316c8f2f729ce533f2cbbfd212eb99199a08262fb4a395717d8d433"},"schema_version":"1.0"},"canonical_sha256":"7f0f48d90a2e0e1cdcad11cc9f4f36f8a09147b305ef032032a2c921654ce968","source":{"kind":"arxiv","id":"2606.30540","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.30540","created_at":"2026-06-30T02:18:19Z"},{"alias_kind":"arxiv_version","alias_value":"2606.30540v1","created_at":"2026-06-30T02:18:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.30540","created_at":"2026-06-30T02:18:19Z"},{"alias_kind":"pith_short_12","alias_value":"P4HURWIKFYHB","created_at":"2026-06-30T02:18:19Z"},{"alias_kind":"pith_short_16","alias_value":"P4HURWIKFYHBZXFN","created_at":"2026-06-30T02:18:19Z"},{"alias_kind":"pith_short_8","alias_value":"P4HURWIK","created_at":"2026-06-30T02:18:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:P4HURWIKFYHBZXFNCHGJ6TZW7C","target":"record","payload":{"canonical_record":{"source":{"id":"2606.30540","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-29T16:40:46Z","cross_cats_sorted":[],"title_canon_sha256":"67310ec2d637da9003eac094d750397d49957d6c7516049b6c481617b50bf57c","abstract_canon_sha256":"318290ded316c8f2f729ce533f2cbbfd212eb99199a08262fb4a395717d8d433"},"schema_version":"1.0"},"canonical_sha256":"7f0f48d90a2e0e1cdcad11cc9f4f36f8a09147b305ef032032a2c921654ce968","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-30T02:18:19.690635Z","signature_b64":"xdN4UYEdxYRHp0LC4FaKEbgsT4w2WcsvhyWKm0lXmrtgc2An+srn5XnoWhc6CANnqya66M1rsWNNi0fhlhtlAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7f0f48d90a2e0e1cdcad11cc9f4f36f8a09147b305ef032032a2c921654ce968","last_reissued_at":"2026-06-30T02:18:19.689986Z","signature_status":"signed_v1","first_computed_at":"2026-06-30T02:18:19.689986Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.30540","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":"2026-06-30T02:18:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vaQMtQkk10tJj6t1sipp23N82LbXNgLs8tg2mn4rdZGXyJnVcWwDdf4KyDfpnvj/Kdrn/FBnVXbGzSRGdIplDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T06:42:17.161901Z"},"content_sha256":"21777f2fdc4f08642621a5a5b57b864b5636edf363395401f76e05ab44d02d22","schema_version":"1.0","event_id":"sha256:21777f2fdc4f08642621a5a5b57b864b5636edf363395401f76e05ab44d02d22"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:P4HURWIKFYHBZXFNCHGJ6TZW7C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Synthesizability and Mechanical Properties of High-Entropy Borides: First-Principles and Machine Learning Studies","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Bria Storr, Cheng-Chien Chen, Ethan Fox, Jayden R. Palomino, Luke Moore, Shane A. Catledge, Yogesh K. Vohra","submitted_at":"2026-06-29T16:40:46Z","abstract_excerpt":"We perform density functional theory (DFT) calculations to investigate five-metal high-entropy borides (HEBs) in the hexagonal AlB$_2$ structure, considering all 126 possible elemental combinations among the nine group 4-6 transition metals (Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, and W). The entropy forming ability (EFA) descriptor is employed to evaluate their single-phase synthesizability, and the resulting EFA predictions show good agreement with the experimental data for selected HEBs. Mechanical properties are computed using special quasi-random structures. Several mechanically unstable compounds"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.30540","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/2606.30540/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":"2026-06-30T02:18:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XcTlJxjK2fNv2O3TwAmzys76+Mcr6xj5B0/DCWk7fI7vG83nk4VoFaR6R2toV6qaZqhbQSVHXCyaGOVrN8nbBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T06:42:17.162430Z"},"content_sha256":"9c971b8a70ab5db15b96811eb21929933adfd7e2796b59ca6806d2b635f1fdff","schema_version":"1.0","event_id":"sha256:9c971b8a70ab5db15b96811eb21929933adfd7e2796b59ca6806d2b635f1fdff"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/P4HURWIKFYHBZXFNCHGJ6TZW7C/bundle.json","state_url":"https://pith.science/pith/P4HURWIKFYHBZXFNCHGJ6TZW7C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/P4HURWIKFYHBZXFNCHGJ6TZW7C/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":"2026-08-18T06:42:17Z","links":{"resolver":"https://pith.science/pith/P4HURWIKFYHBZXFNCHGJ6TZW7C","bundle":"https://pith.science/pith/P4HURWIKFYHBZXFNCHGJ6TZW7C/bundle.json","state":"https://pith.science/pith/P4HURWIKFYHBZXFNCHGJ6TZW7C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/P4HURWIKFYHBZXFNCHGJ6TZW7C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:P4HURWIKFYHBZXFNCHGJ6TZW7C","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":"318290ded316c8f2f729ce533f2cbbfd212eb99199a08262fb4a395717d8d433","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-29T16:40:46Z","title_canon_sha256":"67310ec2d637da9003eac094d750397d49957d6c7516049b6c481617b50bf57c"},"schema_version":"1.0","source":{"id":"2606.30540","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.30540","created_at":"2026-06-30T02:18:19Z"},{"alias_kind":"arxiv_version","alias_value":"2606.30540v1","created_at":"2026-06-30T02:18:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.30540","created_at":"2026-06-30T02:18:19Z"},{"alias_kind":"pith_short_12","alias_value":"P4HURWIKFYHB","created_at":"2026-06-30T02:18:19Z"},{"alias_kind":"pith_short_16","alias_value":"P4HURWIKFYHBZXFN","created_at":"2026-06-30T02:18:19Z"},{"alias_kind":"pith_short_8","alias_value":"P4HURWIK","created_at":"2026-06-30T02:18:19Z"}],"graph_snapshots":[{"event_id":"sha256:9c971b8a70ab5db15b96811eb21929933adfd7e2796b59ca6806d2b635f1fdff","target":"graph","created_at":"2026-06-30T02:18:19Z","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/2606.30540/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We perform density functional theory (DFT) calculations to investigate five-metal high-entropy borides (HEBs) in the hexagonal AlB$_2$ structure, considering all 126 possible elemental combinations among the nine group 4-6 transition metals (Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, and W). The entropy forming ability (EFA) descriptor is employed to evaluate their single-phase synthesizability, and the resulting EFA predictions show good agreement with the experimental data for selected HEBs. Mechanical properties are computed using special quasi-random structures. Several mechanically unstable compounds","authors_text":"Bria Storr, Cheng-Chien Chen, Ethan Fox, Jayden R. Palomino, Luke Moore, Shane A. Catledge, Yogesh K. Vohra","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-29T16:40:46Z","title":"Synthesizability and Mechanical Properties of High-Entropy Borides: First-Principles and Machine Learning Studies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.30540","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":"sha256:21777f2fdc4f08642621a5a5b57b864b5636edf363395401f76e05ab44d02d22","target":"record","created_at":"2026-06-30T02:18:19Z","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":"318290ded316c8f2f729ce533f2cbbfd212eb99199a08262fb4a395717d8d433","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-29T16:40:46Z","title_canon_sha256":"67310ec2d637da9003eac094d750397d49957d6c7516049b6c481617b50bf57c"},"schema_version":"1.0","source":{"id":"2606.30540","kind":"arxiv","version":1}},"canonical_sha256":"7f0f48d90a2e0e1cdcad11cc9f4f36f8a09147b305ef032032a2c921654ce968","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7f0f48d90a2e0e1cdcad11cc9f4f36f8a09147b305ef032032a2c921654ce968","first_computed_at":"2026-06-30T02:18:19.689986Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-30T02:18:19.689986Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xdN4UYEdxYRHp0LC4FaKEbgsT4w2WcsvhyWKm0lXmrtgc2An+srn5XnoWhc6CANnqya66M1rsWNNi0fhlhtlAA==","signature_status":"signed_v1","signed_at":"2026-06-30T02:18:19.690635Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.30540","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:21777f2fdc4f08642621a5a5b57b864b5636edf363395401f76e05ab44d02d22","sha256:9c971b8a70ab5db15b96811eb21929933adfd7e2796b59ca6806d2b635f1fdff"],"state_sha256":"915c2c56b32f3170c5d0b619e5755ba050e81e6b0286965e634d6bef0c729104"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N6euguaOsryhBibjI3H4YjnBPy/S03j1eaaPOIKhaeZhthlF05S0fmNtZ5QkK2oz3KiXOLaYK9VeAjzoJBM5BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T06:42:17.168120Z","bundle_sha256":"1715d3a3010f0fb5f4bd372aff0b5de47f43629535cee8eecfb281e70b78d277"}}