{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:IPKUJOL4IYSIHUPT46HUFE5XV2","short_pith_number":"pith:IPKUJOL4","canonical_record":{"source":{"id":"1112.6337","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-12-29T15:59:48Z","cross_cats_sorted":["cond-mat.mes-hall","physics.optics"],"title_canon_sha256":"30cd5eff5a648c4b23c752459eb794828461c296eea8c7e1ee0c380cf86f4d36","abstract_canon_sha256":"7d7977070a4c992673aecb40829be8e85123971905106ae8fd63d1c1df61c1d3"},"schema_version":"1.0"},"canonical_sha256":"43d544b97c462483d1f3e78f4293b7aeb4998448b64d50b2dd27e72f84e45c4b","source":{"kind":"arxiv","id":"1112.6337","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.6337","created_at":"2026-05-17T23:51:44Z"},{"alias_kind":"arxiv_version","alias_value":"1112.6337v1","created_at":"2026-05-17T23:51:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.6337","created_at":"2026-05-17T23:51:44Z"},{"alias_kind":"pith_short_12","alias_value":"IPKUJOL4IYSI","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"IPKUJOL4IYSIHUPT","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"IPKUJOL4","created_at":"2026-05-18T12:26:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:IPKUJOL4IYSIHUPT46HUFE5XV2","target":"record","payload":{"canonical_record":{"source":{"id":"1112.6337","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-12-29T15:59:48Z","cross_cats_sorted":["cond-mat.mes-hall","physics.optics"],"title_canon_sha256":"30cd5eff5a648c4b23c752459eb794828461c296eea8c7e1ee0c380cf86f4d36","abstract_canon_sha256":"7d7977070a4c992673aecb40829be8e85123971905106ae8fd63d1c1df61c1d3"},"schema_version":"1.0"},"canonical_sha256":"43d544b97c462483d1f3e78f4293b7aeb4998448b64d50b2dd27e72f84e45c4b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:51:44.877889Z","signature_b64":"AbYALkWIFFc95/W2RTTJg2Cmk5rFppLe+JdgBLUy1WpvzHPJXSGjFTqbjKK0HCTPkb9sz39QOC34ZoyA5xQiCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"43d544b97c462483d1f3e78f4293b7aeb4998448b64d50b2dd27e72f84e45c4b","last_reissued_at":"2026-05-17T23:51:44.877260Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:51:44.877260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1112.6337","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":"2026-05-17T23:51:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1Tz6celEpNlEg93T8A1f++EFk/OfwnbCp0p78DV+urg1OzYeedw3FH6IIX52Kxh9/8ju7RLxvTkl3Jj7ANP5CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T23:22:59.769762Z"},"content_sha256":"cf94b98e228b9f354129cfb14abe790b1de4553d5a3f074c0095742604ee1ddf","schema_version":"1.0","event_id":"sha256:cf94b98e228b9f354129cfb14abe790b1de4553d5a3f074c0095742604ee1ddf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:IPKUJOL4IYSIHUPT46HUFE5XV2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Reversible modulation and ultrafast dynamics of THz resonances in strongly photoexcited metamaterials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.optics"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"C. M. Soukoulis, I. Chatzakis, J. Wang, J. Zhou, L. Luo, N-H. Shen, T. Koschny","submitted_at":"2011-12-29T15:59:48Z","abstract_excerpt":"We demonstrate an ultrafast reversible modulation of resonant terahertz (THz) response in strongly photoexcited metamaterials. The transient spectral-temporal response of the dipole transition ~1.6 THz exhibits a distinct non-monotonic variation as a function of pump fluence. The transition energy shift, strength, spectral width and density-dependent ultrafast relaxation manifest a remarkable re-emergence of the resonances after initial quenching. Our simulation, incorporating the first-order diffraction from the photoinduced transient grating, reproduces the salient features, providing a new "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.6337","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":""},"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":"2026-05-17T23:51:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"khWjAvMpsjp8IQYJJausk0khjAhj1SCKt++rG7nfNwmmC4hFFaCwn/CSsIgnIhCNMP7Ew9I55I91NJ6NTigKAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T23:22:59.770297Z"},"content_sha256":"0c022f8fb7b91417233b4387e4c9ac12a5d3c48a88cab2ec4517b05803b7112d","schema_version":"1.0","event_id":"sha256:0c022f8fb7b91417233b4387e4c9ac12a5d3c48a88cab2ec4517b05803b7112d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IPKUJOL4IYSIHUPT46HUFE5XV2/bundle.json","state_url":"https://pith.science/pith/IPKUJOL4IYSIHUPT46HUFE5XV2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IPKUJOL4IYSIHUPT46HUFE5XV2/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":"2026-05-27T23:22:59Z","links":{"resolver":"https://pith.science/pith/IPKUJOL4IYSIHUPT46HUFE5XV2","bundle":"https://pith.science/pith/IPKUJOL4IYSIHUPT46HUFE5XV2/bundle.json","state":"https://pith.science/pith/IPKUJOL4IYSIHUPT46HUFE5XV2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IPKUJOL4IYSIHUPT46HUFE5XV2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:IPKUJOL4IYSIHUPT46HUFE5XV2","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":"7d7977070a4c992673aecb40829be8e85123971905106ae8fd63d1c1df61c1d3","cross_cats_sorted":["cond-mat.mes-hall","physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-12-29T15:59:48Z","title_canon_sha256":"30cd5eff5a648c4b23c752459eb794828461c296eea8c7e1ee0c380cf86f4d36"},"schema_version":"1.0","source":{"id":"1112.6337","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.6337","created_at":"2026-05-17T23:51:44Z"},{"alias_kind":"arxiv_version","alias_value":"1112.6337v1","created_at":"2026-05-17T23:51:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.6337","created_at":"2026-05-17T23:51:44Z"},{"alias_kind":"pith_short_12","alias_value":"IPKUJOL4IYSI","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"IPKUJOL4IYSIHUPT","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"IPKUJOL4","created_at":"2026-05-18T12:26:32Z"}],"graph_snapshots":[{"event_id":"sha256:0c022f8fb7b91417233b4387e4c9ac12a5d3c48a88cab2ec4517b05803b7112d","target":"graph","created_at":"2026-05-17T23:51:44Z","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 demonstrate an ultrafast reversible modulation of resonant terahertz (THz) response in strongly photoexcited metamaterials. The transient spectral-temporal response of the dipole transition ~1.6 THz exhibits a distinct non-monotonic variation as a function of pump fluence. The transition energy shift, strength, spectral width and density-dependent ultrafast relaxation manifest a remarkable re-emergence of the resonances after initial quenching. Our simulation, incorporating the first-order diffraction from the photoinduced transient grating, reproduces the salient features, providing a new ","authors_text":"C. M. Soukoulis, I. Chatzakis, J. Wang, J. Zhou, L. Luo, N-H. Shen, T. Koschny","cross_cats":["cond-mat.mes-hall","physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-12-29T15:59:48Z","title":"Reversible modulation and ultrafast dynamics of THz resonances in strongly photoexcited metamaterials"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.6337","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:cf94b98e228b9f354129cfb14abe790b1de4553d5a3f074c0095742604ee1ddf","target":"record","created_at":"2026-05-17T23:51:44Z","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":"7d7977070a4c992673aecb40829be8e85123971905106ae8fd63d1c1df61c1d3","cross_cats_sorted":["cond-mat.mes-hall","physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-12-29T15:59:48Z","title_canon_sha256":"30cd5eff5a648c4b23c752459eb794828461c296eea8c7e1ee0c380cf86f4d36"},"schema_version":"1.0","source":{"id":"1112.6337","kind":"arxiv","version":1}},"canonical_sha256":"43d544b97c462483d1f3e78f4293b7aeb4998448b64d50b2dd27e72f84e45c4b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"43d544b97c462483d1f3e78f4293b7aeb4998448b64d50b2dd27e72f84e45c4b","first_computed_at":"2026-05-17T23:51:44.877260Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:44.877260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AbYALkWIFFc95/W2RTTJg2Cmk5rFppLe+JdgBLUy1WpvzHPJXSGjFTqbjKK0HCTPkb9sz39QOC34ZoyA5xQiCQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:44.877889Z","signed_message":"canonical_sha256_bytes"},"source_id":"1112.6337","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cf94b98e228b9f354129cfb14abe790b1de4553d5a3f074c0095742604ee1ddf","sha256:0c022f8fb7b91417233b4387e4c9ac12a5d3c48a88cab2ec4517b05803b7112d"],"state_sha256":"d14dcd2c6dca86f8b26797ee36eb2c6af96bc81416e927376ca2fdba5f608b9c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IUHEph9u94VldUOW2C9n1MnMSlpvcBMOUY41U4y4tBqaa7khSIHzcDx2W/3tz6skGPIFTF3KszP4IZDdn3S5AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T23:22:59.772754Z","bundle_sha256":"6ac46dc34c4e63a7d059b7bdaf4c6c1ccb72ecfc49f7302bd44537475699ddeb"}}