{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:G6VJVL7RPPAHHS22NAI3W7N7QS","short_pith_number":"pith:G6VJVL7R","canonical_record":{"source":{"id":"1608.03486","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-08-11T14:46:37Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"879378fa647471eda17cfb3f3b0fb4dfa4c5c81be1e023e2e09ffc2d1dedef93","abstract_canon_sha256":"00ac1bcbf778d170c352a5487b9f57e9e9b2963e4a54a3fac50f4dccd0444b6a"},"schema_version":"1.0"},"canonical_sha256":"37aa9aaff17bc073cb5a6811bb7dbf84a80ee7a06d22ee66aee6e0c04a9473eb","source":{"kind":"arxiv","id":"1608.03486","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.03486","created_at":"2026-05-18T00:51:16Z"},{"alias_kind":"arxiv_version","alias_value":"1608.03486v2","created_at":"2026-05-18T00:51:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.03486","created_at":"2026-05-18T00:51:16Z"},{"alias_kind":"pith_short_12","alias_value":"G6VJVL7RPPAH","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"G6VJVL7RPPAHHS22","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"G6VJVL7R","created_at":"2026-05-18T12:30:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:G6VJVL7RPPAHHS22NAI3W7N7QS","target":"record","payload":{"canonical_record":{"source":{"id":"1608.03486","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-08-11T14:46:37Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"879378fa647471eda17cfb3f3b0fb4dfa4c5c81be1e023e2e09ffc2d1dedef93","abstract_canon_sha256":"00ac1bcbf778d170c352a5487b9f57e9e9b2963e4a54a3fac50f4dccd0444b6a"},"schema_version":"1.0"},"canonical_sha256":"37aa9aaff17bc073cb5a6811bb7dbf84a80ee7a06d22ee66aee6e0c04a9473eb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:16.668913Z","signature_b64":"HNPvr59VI9pjH6wsF5tOanMdzLT4EQ/GYsd2YCY9C4meRitLR7CKvQa8mTx/ajv5QS0fYdvLS43zC18lfW2ADQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37aa9aaff17bc073cb5a6811bb7dbf84a80ee7a06d22ee66aee6e0c04a9473eb","last_reissued_at":"2026-05-18T00:51:16.668293Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:16.668293Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.03486","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":"2026-05-18T00:51:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BMUjKP0ZgBq6cLiaPYxIPHyRm+AKrntB9WcKZV2r9YXyVzSX+CFo6aIWMTSlfzhMaJ32ypVAwKrbzaVVRbItAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T09:13:28.324835Z"},"content_sha256":"44947d0cff5b1b945747936e0df3cbbd83f99bd3d67b7fe226ff55b4494be4dd","schema_version":"1.0","event_id":"sha256:44947d0cff5b1b945747936e0df3cbbd83f99bd3d67b7fe226ff55b4494be4dd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:G6VJVL7RPPAHHS22NAI3W7N7QS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Coherent and Incoherent Structural Dynamics in Laser-Excited Antimony","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Eeuwe S. Zijlstra, Felipe Valencia H., Lutz Waldecker, Martin E. Garcia, Ralph Ernstorfer, Roman Bertoni, Thomas Vasileiadis, Tobias Zier","submitted_at":"2016-08-11T14:46:37Z","abstract_excerpt":"We investigate the excitation of phonons in photoexcited antimony and demonstrate that the entire electron-lattice interactions, in particular coherent and incoherent electron-phonon coupling, can be probed simultaneously. Using femtosecond electron diffraction (FED) with high temporal resolution, we observe the coherent excitation of the fully symmetric \\Ag\\ optical phonon mode via the shift of the minimum of the atomic potential energy surface. Ab initio molecular dynamics simulations on laser excited potential energy surfaces are performed to quantify the change in lattice potential and the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.03486","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":"2026-05-18T00:51:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D+nZdvRRPw+dyhHheU/8TrI1MEQzVVhT12g4VKSbCMMy5sG5d6lYJnIHPzqTcsYblm6vkGd5TSPancT5nkeDCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T09:13:28.325720Z"},"content_sha256":"872d211eab631f713c28a8a890c8cc2d14631640ee316d13b9663bd0c8f55a26","schema_version":"1.0","event_id":"sha256:872d211eab631f713c28a8a890c8cc2d14631640ee316d13b9663bd0c8f55a26"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G6VJVL7RPPAHHS22NAI3W7N7QS/bundle.json","state_url":"https://pith.science/pith/G6VJVL7RPPAHHS22NAI3W7N7QS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G6VJVL7RPPAHHS22NAI3W7N7QS/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":"2026-06-09T09:13:28Z","links":{"resolver":"https://pith.science/pith/G6VJVL7RPPAHHS22NAI3W7N7QS","bundle":"https://pith.science/pith/G6VJVL7RPPAHHS22NAI3W7N7QS/bundle.json","state":"https://pith.science/pith/G6VJVL7RPPAHHS22NAI3W7N7QS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G6VJVL7RPPAHHS22NAI3W7N7QS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:G6VJVL7RPPAHHS22NAI3W7N7QS","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":"00ac1bcbf778d170c352a5487b9f57e9e9b2963e4a54a3fac50f4dccd0444b6a","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-08-11T14:46:37Z","title_canon_sha256":"879378fa647471eda17cfb3f3b0fb4dfa4c5c81be1e023e2e09ffc2d1dedef93"},"schema_version":"1.0","source":{"id":"1608.03486","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.03486","created_at":"2026-05-18T00:51:16Z"},{"alias_kind":"arxiv_version","alias_value":"1608.03486v2","created_at":"2026-05-18T00:51:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.03486","created_at":"2026-05-18T00:51:16Z"},{"alias_kind":"pith_short_12","alias_value":"G6VJVL7RPPAH","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"G6VJVL7RPPAHHS22","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"G6VJVL7R","created_at":"2026-05-18T12:30:15Z"}],"graph_snapshots":[{"event_id":"sha256:872d211eab631f713c28a8a890c8cc2d14631640ee316d13b9663bd0c8f55a26","target":"graph","created_at":"2026-05-18T00:51:16Z","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 investigate the excitation of phonons in photoexcited antimony and demonstrate that the entire electron-lattice interactions, in particular coherent and incoherent electron-phonon coupling, can be probed simultaneously. Using femtosecond electron diffraction (FED) with high temporal resolution, we observe the coherent excitation of the fully symmetric \\Ag\\ optical phonon mode via the shift of the minimum of the atomic potential energy surface. Ab initio molecular dynamics simulations on laser excited potential energy surfaces are performed to quantify the change in lattice potential and the","authors_text":"Eeuwe S. Zijlstra, Felipe Valencia H., Lutz Waldecker, Martin E. Garcia, Ralph Ernstorfer, Roman Bertoni, Thomas Vasileiadis, Tobias Zier","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-08-11T14:46:37Z","title":"Coherent and Incoherent Structural Dynamics in Laser-Excited Antimony"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.03486","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":"sha256:44947d0cff5b1b945747936e0df3cbbd83f99bd3d67b7fe226ff55b4494be4dd","target":"record","created_at":"2026-05-18T00:51:16Z","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":"00ac1bcbf778d170c352a5487b9f57e9e9b2963e4a54a3fac50f4dccd0444b6a","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-08-11T14:46:37Z","title_canon_sha256":"879378fa647471eda17cfb3f3b0fb4dfa4c5c81be1e023e2e09ffc2d1dedef93"},"schema_version":"1.0","source":{"id":"1608.03486","kind":"arxiv","version":2}},"canonical_sha256":"37aa9aaff17bc073cb5a6811bb7dbf84a80ee7a06d22ee66aee6e0c04a9473eb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"37aa9aaff17bc073cb5a6811bb7dbf84a80ee7a06d22ee66aee6e0c04a9473eb","first_computed_at":"2026-05-18T00:51:16.668293Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:51:16.668293Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HNPvr59VI9pjH6wsF5tOanMdzLT4EQ/GYsd2YCY9C4meRitLR7CKvQa8mTx/ajv5QS0fYdvLS43zC18lfW2ADQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:51:16.668913Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.03486","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:44947d0cff5b1b945747936e0df3cbbd83f99bd3d67b7fe226ff55b4494be4dd","sha256:872d211eab631f713c28a8a890c8cc2d14631640ee316d13b9663bd0c8f55a26"],"state_sha256":"2150c74b5ef3336dec74437aa3b67b0c6cc778fc26575d2d1fed1fe104c51133"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FOjWvrtaB8MstKHtiMqE9NjW83Mtn985f++oyipf1U6RZgsbJ2hzYBqU3gKOdQbY5a22b4ssAD3EFZxJIL8PDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T09:13:28.329951Z","bundle_sha256":"29265ae826c21154b79fed9599f3e811d226ddc9b566cc508923033d2fdf353a"}}