{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:5PREOZFKSVXMYFDBUS4OKZMMHZ","short_pith_number":"pith:5PREOZFK","canonical_record":{"source":{"id":"2207.00364","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-07-01T11:59:24Z","cross_cats_sorted":[],"title_canon_sha256":"6efea1da8acca5510012cc93f249e1eda5ee4672459f50b4f0b68c76e09d283a","abstract_canon_sha256":"3140b69593a5910281269e5055a6e9fd986a3b7e9f1b5b161097c3dc5a5b3e9f"},"schema_version":"1.0"},"canonical_sha256":"ebe24764aa956ecc1461a4b8e5658c3e6f6292a66a06c93a5a013878ce89bab3","source":{"kind":"arxiv","id":"2207.00364","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.00364","created_at":"2026-07-05T04:36:42Z"},{"alias_kind":"arxiv_version","alias_value":"2207.00364v1","created_at":"2026-07-05T04:36:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.00364","created_at":"2026-07-05T04:36:42Z"},{"alias_kind":"pith_short_12","alias_value":"5PREOZFKSVXM","created_at":"2026-07-05T04:36:42Z"},{"alias_kind":"pith_short_16","alias_value":"5PREOZFKSVXMYFDB","created_at":"2026-07-05T04:36:42Z"},{"alias_kind":"pith_short_8","alias_value":"5PREOZFK","created_at":"2026-07-05T04:36:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:5PREOZFKSVXMYFDBUS4OKZMMHZ","target":"record","payload":{"canonical_record":{"source":{"id":"2207.00364","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-07-01T11:59:24Z","cross_cats_sorted":[],"title_canon_sha256":"6efea1da8acca5510012cc93f249e1eda5ee4672459f50b4f0b68c76e09d283a","abstract_canon_sha256":"3140b69593a5910281269e5055a6e9fd986a3b7e9f1b5b161097c3dc5a5b3e9f"},"schema_version":"1.0"},"canonical_sha256":"ebe24764aa956ecc1461a4b8e5658c3e6f6292a66a06c93a5a013878ce89bab3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:36:42.285426Z","signature_b64":"+m6kXax3W25EceWem5QvWCD3DiLBrhpIpIsvDH9VlochlV/4V/U85xi3Y+MO9h4unkKVW71vL/5vWgbsulXAAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ebe24764aa956ecc1461a4b8e5658c3e6f6292a66a06c93a5a013878ce89bab3","last_reissued_at":"2026-07-05T04:36:42.284994Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:36:42.284994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2207.00364","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":"2026-07-05T04:36:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qQtRCbBEPmGQCYVcdu3d7JnvalFLFOh3QEo9v5MPVrZbfgPg0BCv6/LfbhqI2xIFyxc831Y9zuqNhazmA2VFBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T23:26:25.466932Z"},"content_sha256":"b937c9ff1af50a71c6eb1e9d8c6ca335f57776bfc1ea4aea2cdafdf1e3cc2729","schema_version":"1.0","event_id":"sha256:b937c9ff1af50a71c6eb1e9d8c6ca335f57776bfc1ea4aea2cdafdf1e3cc2729"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:5PREOZFKSVXMYFDBUS4OKZMMHZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-throughput analysis of Fr\\\"ohlich-type polaron models","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Bogdan Guster, Joao C. de Abreu, Matteo Giantomassi, Matthieu J. Verstraete, Pedro Miguel M. C. de Melo, Xavier Gonze, Zeila Zanolli","submitted_at":"2022-07-01T11:59:24Z","abstract_excerpt":"The electronic structure of condensed matter can be significantly affected by the electron-phonon interaction, leading to important phenomena such as electrical resistance, superconductivity or the formation of polarons. This interaction is often neglected in band structure calculations but can have a strong impact on band gaps or optical spectra. Commonly used frameworks for electron-phonon energy corrections are the Allen-Heine-Cardona theory and the Fr\\\"ohlich model. While the latter shows qualitative agreement with experiment for many polar materials, its simplicity should bring hard limit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.00364","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/2207.00364/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":"2026-07-05T04:36:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mdz5dJ/SChamqkyhQd9xDN50435LP9+H3cdC9nYoWq9o+M5cI4RqByoDXRXE0qqSonlkbZDVAAuluDX5hogaDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T23:26:25.467299Z"},"content_sha256":"c7df314cf503b9d2dfac439b644198e9d45ca0959eaad9758d6f248d79e54444","schema_version":"1.0","event_id":"sha256:c7df314cf503b9d2dfac439b644198e9d45ca0959eaad9758d6f248d79e54444"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5PREOZFKSVXMYFDBUS4OKZMMHZ/bundle.json","state_url":"https://pith.science/pith/5PREOZFKSVXMYFDBUS4OKZMMHZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5PREOZFKSVXMYFDBUS4OKZMMHZ/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":"2026-07-13T23:26:25Z","links":{"resolver":"https://pith.science/pith/5PREOZFKSVXMYFDBUS4OKZMMHZ","bundle":"https://pith.science/pith/5PREOZFKSVXMYFDBUS4OKZMMHZ/bundle.json","state":"https://pith.science/pith/5PREOZFKSVXMYFDBUS4OKZMMHZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5PREOZFKSVXMYFDBUS4OKZMMHZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:5PREOZFKSVXMYFDBUS4OKZMMHZ","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":"3140b69593a5910281269e5055a6e9fd986a3b7e9f1b5b161097c3dc5a5b3e9f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-07-01T11:59:24Z","title_canon_sha256":"6efea1da8acca5510012cc93f249e1eda5ee4672459f50b4f0b68c76e09d283a"},"schema_version":"1.0","source":{"id":"2207.00364","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.00364","created_at":"2026-07-05T04:36:42Z"},{"alias_kind":"arxiv_version","alias_value":"2207.00364v1","created_at":"2026-07-05T04:36:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.00364","created_at":"2026-07-05T04:36:42Z"},{"alias_kind":"pith_short_12","alias_value":"5PREOZFKSVXM","created_at":"2026-07-05T04:36:42Z"},{"alias_kind":"pith_short_16","alias_value":"5PREOZFKSVXMYFDB","created_at":"2026-07-05T04:36:42Z"},{"alias_kind":"pith_short_8","alias_value":"5PREOZFK","created_at":"2026-07-05T04:36:42Z"}],"graph_snapshots":[{"event_id":"sha256:c7df314cf503b9d2dfac439b644198e9d45ca0959eaad9758d6f248d79e54444","target":"graph","created_at":"2026-07-05T04:36:42Z","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/2207.00364/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The electronic structure of condensed matter can be significantly affected by the electron-phonon interaction, leading to important phenomena such as electrical resistance, superconductivity or the formation of polarons. This interaction is often neglected in band structure calculations but can have a strong impact on band gaps or optical spectra. Commonly used frameworks for electron-phonon energy corrections are the Allen-Heine-Cardona theory and the Fr\\\"ohlich model. While the latter shows qualitative agreement with experiment for many polar materials, its simplicity should bring hard limit","authors_text":"Bogdan Guster, Joao C. de Abreu, Matteo Giantomassi, Matthieu J. Verstraete, Pedro Miguel M. C. de Melo, Xavier Gonze, Zeila Zanolli","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-07-01T11:59:24Z","title":"High-throughput analysis of Fr\\\"ohlich-type polaron models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.00364","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:b937c9ff1af50a71c6eb1e9d8c6ca335f57776bfc1ea4aea2cdafdf1e3cc2729","target":"record","created_at":"2026-07-05T04:36:42Z","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":"3140b69593a5910281269e5055a6e9fd986a3b7e9f1b5b161097c3dc5a5b3e9f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-07-01T11:59:24Z","title_canon_sha256":"6efea1da8acca5510012cc93f249e1eda5ee4672459f50b4f0b68c76e09d283a"},"schema_version":"1.0","source":{"id":"2207.00364","kind":"arxiv","version":1}},"canonical_sha256":"ebe24764aa956ecc1461a4b8e5658c3e6f6292a66a06c93a5a013878ce89bab3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ebe24764aa956ecc1461a4b8e5658c3e6f6292a66a06c93a5a013878ce89bab3","first_computed_at":"2026-07-05T04:36:42.284994Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:36:42.284994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+m6kXax3W25EceWem5QvWCD3DiLBrhpIpIsvDH9VlochlV/4V/U85xi3Y+MO9h4unkKVW71vL/5vWgbsulXAAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:36:42.285426Z","signed_message":"canonical_sha256_bytes"},"source_id":"2207.00364","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b937c9ff1af50a71c6eb1e9d8c6ca335f57776bfc1ea4aea2cdafdf1e3cc2729","sha256:c7df314cf503b9d2dfac439b644198e9d45ca0959eaad9758d6f248d79e54444"],"state_sha256":"7eb425d9682186c4bd931fe6605dca5631745cd2f15c331fd83b8454ff186341"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FE++kw7dAcuINQJloEcuECSOPM0xQLp3ESZYh+I2mo3gGbDBYgCD92XfnK5bIT/fJAwv0PBxTNCGkjuFcihHCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-13T23:26:25.469384Z","bundle_sha256":"3da09f3733d5ad53402d84fa2b277b5a77e8baf8862f3fcef41abd7a3352237f"}}