{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:566Y3JOPAAW5NAPNV7ECTYXHDU","short_pith_number":"pith:566Y3JOP","canonical_record":{"source":{"id":"1804.07080","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-04-19T10:54:06Z","cross_cats_sorted":[],"title_canon_sha256":"4c2f2beed1c827b96a32fbde60fd55eb9284c773afa3ef5c1eb40f8c12d1970f","abstract_canon_sha256":"fecb1c8d43ba2ed728fc3e47dc44f05328278dd507a3ed6457b525f1967caacc"},"schema_version":"1.0"},"canonical_sha256":"efbd8da5cf002dd681edafc829e2e71d12a205fbec13b0589d5509d0cea90297","source":{"kind":"arxiv","id":"1804.07080","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.07080","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"arxiv_version","alias_value":"1804.07080v2","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.07080","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"pith_short_12","alias_value":"566Y3JOPAAW5","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_16","alias_value":"566Y3JOPAAW5NAPN","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_8","alias_value":"566Y3JOP","created_at":"2026-05-18T12:32:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:566Y3JOPAAW5NAPNV7ECTYXHDU","target":"record","payload":{"canonical_record":{"source":{"id":"1804.07080","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-04-19T10:54:06Z","cross_cats_sorted":[],"title_canon_sha256":"4c2f2beed1c827b96a32fbde60fd55eb9284c773afa3ef5c1eb40f8c12d1970f","abstract_canon_sha256":"fecb1c8d43ba2ed728fc3e47dc44f05328278dd507a3ed6457b525f1967caacc"},"schema_version":"1.0"},"canonical_sha256":"efbd8da5cf002dd681edafc829e2e71d12a205fbec13b0589d5509d0cea90297","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:46.513741Z","signature_b64":"i67Son1fjHw7iQraV6nYzWYMun4pfWqrA60DDU5yzZIuPeo3tYWcapxmeSqpElIo23TjkvWHfpHz4cyb84c7CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"efbd8da5cf002dd681edafc829e2e71d12a205fbec13b0589d5509d0cea90297","last_reissued_at":"2026-05-18T00:10:46.512993Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:46.512993Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.07080","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":"2026-05-18T00:10:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"995nUU+36gY2A0iEDPFM0qEAYm2nH05FFa/88BmrEUhcib8dGKUkRPoPIKra8Z0bop/5Ek7uPPabfQAvU5CyBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T09:51:59.297632Z"},"content_sha256":"f7c9c67ad760fda71a0d440e4025dbfc941a727c46dec05737556abaec03ccec","schema_version":"1.0","event_id":"sha256:f7c9c67ad760fda71a0d440e4025dbfc941a727c46dec05737556abaec03ccec"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:566Y3JOPAAW5NAPNV7ECTYXHDU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Damping of magnetization dynamics by phonon pumping","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Gerrit E. W. Bauer, Hedyeh Keshtgar, Simon Streib","submitted_at":"2018-04-19T10:54:06Z","abstract_excerpt":"We theoretically investigate pumping of phonons by the dynamics of a magnetic film into a non-magnetic contact. The enhanced damping due to the loss of energy and angular momentum shows interference patterns as a function of resonance frequency and magnetic film thickness that cannot be described by viscous (\"Gilbert\") damping. The phonon pumping depends on magnetization direction as well as geometrical and material parameters and is observable, e.g., in thin films of yttrium iron garnet on a thick dielectric substrate."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.07080","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":"2026-05-18T00:10:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZudsSy8z7YiG3FJoGP2KWOxZDyTxRQs82/AdGp9OjZBOWkW+6DYF6qXFzRLic9WKEOgafUVlv+JFh0hfqL20CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T09:51:59.298283Z"},"content_sha256":"e3b98aaf97afa566864e81c6d309f49aae94a72c8a26beef518553f737130c10","schema_version":"1.0","event_id":"sha256:e3b98aaf97afa566864e81c6d309f49aae94a72c8a26beef518553f737130c10"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/566Y3JOPAAW5NAPNV7ECTYXHDU/bundle.json","state_url":"https://pith.science/pith/566Y3JOPAAW5NAPNV7ECTYXHDU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/566Y3JOPAAW5NAPNV7ECTYXHDU/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":"2026-05-22T09:51:59Z","links":{"resolver":"https://pith.science/pith/566Y3JOPAAW5NAPNV7ECTYXHDU","bundle":"https://pith.science/pith/566Y3JOPAAW5NAPNV7ECTYXHDU/bundle.json","state":"https://pith.science/pith/566Y3JOPAAW5NAPNV7ECTYXHDU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/566Y3JOPAAW5NAPNV7ECTYXHDU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:566Y3JOPAAW5NAPNV7ECTYXHDU","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":"fecb1c8d43ba2ed728fc3e47dc44f05328278dd507a3ed6457b525f1967caacc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-04-19T10:54:06Z","title_canon_sha256":"4c2f2beed1c827b96a32fbde60fd55eb9284c773afa3ef5c1eb40f8c12d1970f"},"schema_version":"1.0","source":{"id":"1804.07080","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.07080","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"arxiv_version","alias_value":"1804.07080v2","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.07080","created_at":"2026-05-18T00:10:46Z"},{"alias_kind":"pith_short_12","alias_value":"566Y3JOPAAW5","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_16","alias_value":"566Y3JOPAAW5NAPN","created_at":"2026-05-18T12:32:05Z"},{"alias_kind":"pith_short_8","alias_value":"566Y3JOP","created_at":"2026-05-18T12:32:05Z"}],"graph_snapshots":[{"event_id":"sha256:e3b98aaf97afa566864e81c6d309f49aae94a72c8a26beef518553f737130c10","target":"graph","created_at":"2026-05-18T00:10:46Z","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":"We theoretically investigate pumping of phonons by the dynamics of a magnetic film into a non-magnetic contact. The enhanced damping due to the loss of energy and angular momentum shows interference patterns as a function of resonance frequency and magnetic film thickness that cannot be described by viscous (\"Gilbert\") damping. The phonon pumping depends on magnetization direction as well as geometrical and material parameters and is observable, e.g., in thin films of yttrium iron garnet on a thick dielectric substrate.","authors_text":"Gerrit E. W. Bauer, Hedyeh Keshtgar, Simon Streib","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-04-19T10:54:06Z","title":"Damping of magnetization dynamics by phonon pumping"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.07080","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:f7c9c67ad760fda71a0d440e4025dbfc941a727c46dec05737556abaec03ccec","target":"record","created_at":"2026-05-18T00:10:46Z","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":"fecb1c8d43ba2ed728fc3e47dc44f05328278dd507a3ed6457b525f1967caacc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-04-19T10:54:06Z","title_canon_sha256":"4c2f2beed1c827b96a32fbde60fd55eb9284c773afa3ef5c1eb40f8c12d1970f"},"schema_version":"1.0","source":{"id":"1804.07080","kind":"arxiv","version":2}},"canonical_sha256":"efbd8da5cf002dd681edafc829e2e71d12a205fbec13b0589d5509d0cea90297","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"efbd8da5cf002dd681edafc829e2e71d12a205fbec13b0589d5509d0cea90297","first_computed_at":"2026-05-18T00:10:46.512993Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:10:46.512993Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"i67Son1fjHw7iQraV6nYzWYMun4pfWqrA60DDU5yzZIuPeo3tYWcapxmeSqpElIo23TjkvWHfpHz4cyb84c7CA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:10:46.513741Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.07080","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f7c9c67ad760fda71a0d440e4025dbfc941a727c46dec05737556abaec03ccec","sha256:e3b98aaf97afa566864e81c6d309f49aae94a72c8a26beef518553f737130c10"],"state_sha256":"468ae42d4f3edb83d79edb9a89ab5bb0f5100042c702b1fbb146732c180e9786"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"40K7X4+hZCcm3NYZxL0/9vJYdD/nrOaBuuhCHWpRGxL/oRetLpBPlxXbofol5WZv6n1PHa7rve3V3RXP2iUdDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T09:51:59.302425Z","bundle_sha256":"2b3aa80208d08680bd8077e1b2159bbccb4214fef4a65aa52247efafd4d236bd"}}