{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:DOON7FXTBEUSD4YIYH7VHCTMZJ","short_pith_number":"pith:DOON7FXT","canonical_record":{"source":{"id":"2307.12543","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-07-24T06:13:49Z","cross_cats_sorted":[],"title_canon_sha256":"45d56d5b1f9a2cb407291e2364fdaa1d9d14658d3f160049557375476f1ad05f","abstract_canon_sha256":"48d82f8c3f370f685a5a9b9fa4f88492b8d8d74f8353fa485b30fa98d9c5ad1e"},"schema_version":"1.0"},"canonical_sha256":"1b9cdf96f3092921f308c1ff538a6cca6d017d0c22f6f4efa0ffd4851893b510","source":{"kind":"arxiv","id":"2307.12543","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.12543","created_at":"2026-07-05T07:09:00Z"},{"alias_kind":"arxiv_version","alias_value":"2307.12543v1","created_at":"2026-07-05T07:09:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.12543","created_at":"2026-07-05T07:09:00Z"},{"alias_kind":"pith_short_12","alias_value":"DOON7FXTBEUS","created_at":"2026-07-05T07:09:00Z"},{"alias_kind":"pith_short_16","alias_value":"DOON7FXTBEUSD4YI","created_at":"2026-07-05T07:09:00Z"},{"alias_kind":"pith_short_8","alias_value":"DOON7FXT","created_at":"2026-07-05T07:09:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:DOON7FXTBEUSD4YIYH7VHCTMZJ","target":"record","payload":{"canonical_record":{"source":{"id":"2307.12543","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-07-24T06:13:49Z","cross_cats_sorted":[],"title_canon_sha256":"45d56d5b1f9a2cb407291e2364fdaa1d9d14658d3f160049557375476f1ad05f","abstract_canon_sha256":"48d82f8c3f370f685a5a9b9fa4f88492b8d8d74f8353fa485b30fa98d9c5ad1e"},"schema_version":"1.0"},"canonical_sha256":"1b9cdf96f3092921f308c1ff538a6cca6d017d0c22f6f4efa0ffd4851893b510","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:09:00.177559Z","signature_b64":"S/Jfa+ym8fux2FOcPO4NZihryiULn4ILtgjbSOW3YWpPeIs7GeR1ku8+aNlMwxwbFeTn0qWECWyVMRvfQFs9CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b9cdf96f3092921f308c1ff538a6cca6d017d0c22f6f4efa0ffd4851893b510","last_reissued_at":"2026-07-05T07:09:00.177139Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:09:00.177139Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2307.12543","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":"2026-07-05T07:09:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WHxVNYZcpIavN7vnX3CmwMeVwNahpbS9gHT4tWoHlUHjktF8CtfLhRU5SczWyHbd8ir4VjqGZ6mL2rzYvFzuAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T21:59:41.027807Z"},"content_sha256":"e1fa0817e157b2bacdc51eb805548d0b6abf81f40cdfaa9e005f8f3fe544227c","schema_version":"1.0","event_id":"sha256:e1fa0817e157b2bacdc51eb805548d0b6abf81f40cdfaa9e005f8f3fe544227c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:DOON7FXTBEUSD4YIYH7VHCTMZJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Energy flow during relaxation in an electron-phonon system with multiple modes: A nonequilibrium Green's function study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Akihisa Koga, Ken Inayoshi, Yuta Murakami","submitted_at":"2023-07-24T06:13:49Z","abstract_excerpt":"We investigate an energy flow in an extended Holstein model describing electron systems coupled to hot-phonons and heat-bath phonons. To analyze the relaxation process after the photo-excitation of electrons, we employ the nonequilibrium dynamical mean-field theory (DMFT). We find the backward energy flow during the relaxation, where the direction of energy transfer between electrons and hot-phonons is reversed. To clarify the microscopic mechanism of the backward energy flow, we introduce the approximated energy flows, which are calculated with the gradient and quasiparticle approximations an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.12543","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/2307.12543/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":"2026-07-05T07:09:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z4mPJ0X/84lBOFjeYcYf+IphXcGvGuIJaoB/ni1oYNs6399mEkgu0ii41f6O4JcyttBda15wzdeXUPF8liHhDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T21:59:41.028224Z"},"content_sha256":"5fde2689e98f1a1d96875e28128ac4af5ef73836a8a1be9e04143dc4cdccd357","schema_version":"1.0","event_id":"sha256:5fde2689e98f1a1d96875e28128ac4af5ef73836a8a1be9e04143dc4cdccd357"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DOON7FXTBEUSD4YIYH7VHCTMZJ/bundle.json","state_url":"https://pith.science/pith/DOON7FXTBEUSD4YIYH7VHCTMZJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DOON7FXTBEUSD4YIYH7VHCTMZJ/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":"2026-07-07T21:59:41Z","links":{"resolver":"https://pith.science/pith/DOON7FXTBEUSD4YIYH7VHCTMZJ","bundle":"https://pith.science/pith/DOON7FXTBEUSD4YIYH7VHCTMZJ/bundle.json","state":"https://pith.science/pith/DOON7FXTBEUSD4YIYH7VHCTMZJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DOON7FXTBEUSD4YIYH7VHCTMZJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:DOON7FXTBEUSD4YIYH7VHCTMZJ","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":"48d82f8c3f370f685a5a9b9fa4f88492b8d8d74f8353fa485b30fa98d9c5ad1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-07-24T06:13:49Z","title_canon_sha256":"45d56d5b1f9a2cb407291e2364fdaa1d9d14658d3f160049557375476f1ad05f"},"schema_version":"1.0","source":{"id":"2307.12543","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.12543","created_at":"2026-07-05T07:09:00Z"},{"alias_kind":"arxiv_version","alias_value":"2307.12543v1","created_at":"2026-07-05T07:09:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.12543","created_at":"2026-07-05T07:09:00Z"},{"alias_kind":"pith_short_12","alias_value":"DOON7FXTBEUS","created_at":"2026-07-05T07:09:00Z"},{"alias_kind":"pith_short_16","alias_value":"DOON7FXTBEUSD4YI","created_at":"2026-07-05T07:09:00Z"},{"alias_kind":"pith_short_8","alias_value":"DOON7FXT","created_at":"2026-07-05T07:09:00Z"}],"graph_snapshots":[{"event_id":"sha256:5fde2689e98f1a1d96875e28128ac4af5ef73836a8a1be9e04143dc4cdccd357","target":"graph","created_at":"2026-07-05T07:09:00Z","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/2307.12543/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate an energy flow in an extended Holstein model describing electron systems coupled to hot-phonons and heat-bath phonons. To analyze the relaxation process after the photo-excitation of electrons, we employ the nonequilibrium dynamical mean-field theory (DMFT). We find the backward energy flow during the relaxation, where the direction of energy transfer between electrons and hot-phonons is reversed. To clarify the microscopic mechanism of the backward energy flow, we introduce the approximated energy flows, which are calculated with the gradient and quasiparticle approximations an","authors_text":"Akihisa Koga, Ken Inayoshi, Yuta Murakami","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-07-24T06:13:49Z","title":"Energy flow during relaxation in an electron-phonon system with multiple modes: A nonequilibrium Green's function study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.12543","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:e1fa0817e157b2bacdc51eb805548d0b6abf81f40cdfaa9e005f8f3fe544227c","target":"record","created_at":"2026-07-05T07:09:00Z","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":"48d82f8c3f370f685a5a9b9fa4f88492b8d8d74f8353fa485b30fa98d9c5ad1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-07-24T06:13:49Z","title_canon_sha256":"45d56d5b1f9a2cb407291e2364fdaa1d9d14658d3f160049557375476f1ad05f"},"schema_version":"1.0","source":{"id":"2307.12543","kind":"arxiv","version":1}},"canonical_sha256":"1b9cdf96f3092921f308c1ff538a6cca6d017d0c22f6f4efa0ffd4851893b510","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b9cdf96f3092921f308c1ff538a6cca6d017d0c22f6f4efa0ffd4851893b510","first_computed_at":"2026-07-05T07:09:00.177139Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:09:00.177139Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"S/Jfa+ym8fux2FOcPO4NZihryiULn4ILtgjbSOW3YWpPeIs7GeR1ku8+aNlMwxwbFeTn0qWECWyVMRvfQFs9CA==","signature_status":"signed_v1","signed_at":"2026-07-05T07:09:00.177559Z","signed_message":"canonical_sha256_bytes"},"source_id":"2307.12543","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e1fa0817e157b2bacdc51eb805548d0b6abf81f40cdfaa9e005f8f3fe544227c","sha256:5fde2689e98f1a1d96875e28128ac4af5ef73836a8a1be9e04143dc4cdccd357"],"state_sha256":"1ff58c84f8cf08146d453b707975e243969f7a8b24762bd81993463c9c34ecc5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vs7JwMAzsm2nu4B2J6NXLvAJb2DiPVwyGOPauSp8LTQbZcAa1BHofMMr0cIjIiTYQCIWNC45zs+X3q6Z7pvZBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T21:59:41.030625Z","bundle_sha256":"0de94563633a9a89a8081ba8476581e52b52ff997ebf9c920b871bb1e08e5bbb"}}