{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:GHAR4GD47T2GODHB2AZCMTCO5Y","short_pith_number":"pith:GHAR4GD4","canonical_record":{"source":{"id":"cond-mat/0609175","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2006-09-07T15:14:27Z","cross_cats_sorted":[],"title_canon_sha256":"0458c2ca82d6b6c0e391fe305a4a5f1d14bbea7a3079143153aa46f8b4aa30ef","abstract_canon_sha256":"d3a9d64817c992dbb8dda03194e3852089f60fece78a611a5e31540f90320c96"},"schema_version":"1.0"},"canonical_sha256":"31c11e187cfcf4670ce1d032264c4eee061473a83f66c5340bf6b50c36c062bf","source":{"kind":"arxiv","id":"cond-mat/0609175","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0609175","created_at":"2026-05-18T01:39:43Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0609175v1","created_at":"2026-05-18T01:39:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0609175","created_at":"2026-05-18T01:39:43Z"},{"alias_kind":"pith_short_12","alias_value":"GHAR4GD47T2G","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_16","alias_value":"GHAR4GD47T2GODHB","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_8","alias_value":"GHAR4GD4","created_at":"2026-05-18T12:25:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:GHAR4GD47T2GODHB2AZCMTCO5Y","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0609175","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2006-09-07T15:14:27Z","cross_cats_sorted":[],"title_canon_sha256":"0458c2ca82d6b6c0e391fe305a4a5f1d14bbea7a3079143153aa46f8b4aa30ef","abstract_canon_sha256":"d3a9d64817c992dbb8dda03194e3852089f60fece78a611a5e31540f90320c96"},"schema_version":"1.0"},"canonical_sha256":"31c11e187cfcf4670ce1d032264c4eee061473a83f66c5340bf6b50c36c062bf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:39:43.534599Z","signature_b64":"8h2vqt+1+6y1GySBUyFf9rgG3Qzzv9jw9ToEOSIDiYw87B3w/iDIXJmmf1xZDuoRdQhWvSkjPUiDvzJdy2i1Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"31c11e187cfcf4670ce1d032264c4eee061473a83f66c5340bf6b50c36c062bf","last_reissued_at":"2026-05-18T01:39:43.533995Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:39:43.533995Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0609175","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":"2026-05-18T01:39:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TKcm4GOs5ne+efSwct8yIZvNLPYquLR2PbpKGJqDpEJOq8cWrO6asc3g4vl9+pgfv0B4LOfhmS6Hit7cHgukAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T10:06:06.655888Z"},"content_sha256":"98eea6969272db10b7fcb89e158c388377a9115e048296b4caf8b8271fcf7eb6","schema_version":"1.0","event_id":"sha256:98eea6969272db10b7fcb89e158c388377a9115e048296b4caf8b8271fcf7eb6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:GHAR4GD47T2GODHB2AZCMTCO5Y","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Pressure dependence of the charge-density-wave gap in rare-earth tri-tellurides","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Perucchi, A. Sacchetti, E. Arcangeletti, I.R. Fisher, L. Baldassarre, L. Degiorgi, N. Ru, P. Postorino, S. Lupi","submitted_at":"2006-09-07T15:14:27Z","abstract_excerpt":"We investigate the pressure dependence of the optical properties of CeTe$_3$, which exhibits an incommensurate charge-density-wave (CDW) state already at 300 K. Our data are collected in the mid-infrared spectral range at room temperature and at pressures between 0 and 9 GPa. The energy for the single particle excitation across the CDW gap decreases upon increasing the applied pressure, similarly to the chemical pressure by rare-earth substitution. The broadening of the bands upon lattice compression removes the perfect nesting condition of the Fermi surface and therefore diminishes the impact"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0609175","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":"2026-05-18T01:39:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QCaKmL41QNxa3D9nWeKZ19+wgwFFaecI9WtZa7+k1OPOMYBWuauGuw5eJU/mymxMawi6WZ3jpRJ90t4YKl32AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T10:06:06.656563Z"},"content_sha256":"9b30240799e4fef35d3b839af511e86d5ca379ad58a667e2bf35894356356db7","schema_version":"1.0","event_id":"sha256:9b30240799e4fef35d3b839af511e86d5ca379ad58a667e2bf35894356356db7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GHAR4GD47T2GODHB2AZCMTCO5Y/bundle.json","state_url":"https://pith.science/pith/GHAR4GD47T2GODHB2AZCMTCO5Y/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GHAR4GD47T2GODHB2AZCMTCO5Y/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":"2026-05-25T10:06:06Z","links":{"resolver":"https://pith.science/pith/GHAR4GD47T2GODHB2AZCMTCO5Y","bundle":"https://pith.science/pith/GHAR4GD47T2GODHB2AZCMTCO5Y/bundle.json","state":"https://pith.science/pith/GHAR4GD47T2GODHB2AZCMTCO5Y/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GHAR4GD47T2GODHB2AZCMTCO5Y/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:GHAR4GD47T2GODHB2AZCMTCO5Y","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":"d3a9d64817c992dbb8dda03194e3852089f60fece78a611a5e31540f90320c96","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2006-09-07T15:14:27Z","title_canon_sha256":"0458c2ca82d6b6c0e391fe305a4a5f1d14bbea7a3079143153aa46f8b4aa30ef"},"schema_version":"1.0","source":{"id":"cond-mat/0609175","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0609175","created_at":"2026-05-18T01:39:43Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0609175v1","created_at":"2026-05-18T01:39:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0609175","created_at":"2026-05-18T01:39:43Z"},{"alias_kind":"pith_short_12","alias_value":"GHAR4GD47T2G","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_16","alias_value":"GHAR4GD47T2GODHB","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_8","alias_value":"GHAR4GD4","created_at":"2026-05-18T12:25:53Z"}],"graph_snapshots":[{"event_id":"sha256:9b30240799e4fef35d3b839af511e86d5ca379ad58a667e2bf35894356356db7","target":"graph","created_at":"2026-05-18T01:39:43Z","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 pressure dependence of the optical properties of CeTe$_3$, which exhibits an incommensurate charge-density-wave (CDW) state already at 300 K. Our data are collected in the mid-infrared spectral range at room temperature and at pressures between 0 and 9 GPa. The energy for the single particle excitation across the CDW gap decreases upon increasing the applied pressure, similarly to the chemical pressure by rare-earth substitution. The broadening of the bands upon lattice compression removes the perfect nesting condition of the Fermi surface and therefore diminishes the impact","authors_text":"A. Perucchi, A. Sacchetti, E. Arcangeletti, I.R. Fisher, L. Baldassarre, L. Degiorgi, N. Ru, P. Postorino, S. Lupi","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat.str-el","submitted_at":"2006-09-07T15:14:27Z","title":"Pressure dependence of the charge-density-wave gap in rare-earth tri-tellurides"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0609175","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":"sha256:98eea6969272db10b7fcb89e158c388377a9115e048296b4caf8b8271fcf7eb6","target":"record","created_at":"2026-05-18T01:39:43Z","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":"d3a9d64817c992dbb8dda03194e3852089f60fece78a611a5e31540f90320c96","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2006-09-07T15:14:27Z","title_canon_sha256":"0458c2ca82d6b6c0e391fe305a4a5f1d14bbea7a3079143153aa46f8b4aa30ef"},"schema_version":"1.0","source":{"id":"cond-mat/0609175","kind":"arxiv","version":1}},"canonical_sha256":"31c11e187cfcf4670ce1d032264c4eee061473a83f66c5340bf6b50c36c062bf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"31c11e187cfcf4670ce1d032264c4eee061473a83f66c5340bf6b50c36c062bf","first_computed_at":"2026-05-18T01:39:43.533995Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:39:43.533995Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8h2vqt+1+6y1GySBUyFf9rgG3Qzzv9jw9ToEOSIDiYw87B3w/iDIXJmmf1xZDuoRdQhWvSkjPUiDvzJdy2i1Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:39:43.534599Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0609175","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:98eea6969272db10b7fcb89e158c388377a9115e048296b4caf8b8271fcf7eb6","sha256:9b30240799e4fef35d3b839af511e86d5ca379ad58a667e2bf35894356356db7"],"state_sha256":"237a9db5c01278a8aec2cb760fd959bc95aa8864baf08e7150be3c8345e50028"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oz6ayuthzi4K+44rlhd6wuOwsD3+k/zZc2u7/2ai+tG63yfD53q4XzHuk1I5y2xftgp+tYy9HoMqA7kB6Wk2Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T10:06:06.660387Z","bundle_sha256":"1cc9e0239ddba73d205beb1627b1f674633122b3d0477e2632a4ea44bbb4714b"}}