{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:EPFV47BG224LOGQ5HM4GAXJKMK","short_pith_number":"pith:EPFV47BG","schema_version":"1.0","canonical_sha256":"23cb5e7c26d6b8b71a1d3b38605d2a62857cba6e264eaa0183282d24446e9d3a","source":{"kind":"arxiv","id":"1210.5106","version":1},"attestation_state":"computed","paper":{"title":"Stabilization of carbon nanotubes by filling with inner tubes: An optical spectroscopy study on double-walled carbon nanotubes under hydrostatic pressure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"B. Anis, C. A. Kuntscher, F. B\\\"orrnert, K. Haubner, L. Dunsch, M. H. R\\\"ummeli","submitted_at":"2012-10-18T12:20:01Z","abstract_excerpt":"The stabilization of carbon nanotubes via the filling with inner tubes is demonstrated by probing the optical transitions in double-walled carbon nanotube bundles under hydrostatic pressure with optical spectroscopy. Double-walled carbon nanotube films were prepared from fullerene peapods and characterized by HRTEM and optical spectroscopy. In comparison to single-walled carbon nanotubes, the pressure-induced redshifts of the optical transitions in the outer tubes are significantly smaller below $\\sim$10 GPa, demonstrating the enhanced mechanical stability due to the inner tube already at low "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1210.5106","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-10-18T12:20:01Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"1e93676db86b1a330479168a4d2beac1df0f29d7e61f9bb9247bd57797139f54","abstract_canon_sha256":"ead513df044eb01b31cc6bf0197009c1879ffea4604ec6f356a4d634a180f2e6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:40.303009Z","signature_b64":"cm4beVt/hOFw3AhAbzr31vHLilFc/AASnlwp9PbuI0SH30GorM7L30KdDuYDIZTmueoJ5uOrXhuHhsOpFkOACQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"23cb5e7c26d6b8b71a1d3b38605d2a62857cba6e264eaa0183282d24446e9d3a","last_reissued_at":"2026-05-18T00:24:40.302261Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:40.302261Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Stabilization of carbon nanotubes by filling with inner tubes: An optical spectroscopy study on double-walled carbon nanotubes under hydrostatic pressure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"B. Anis, C. A. Kuntscher, F. B\\\"orrnert, K. Haubner, L. Dunsch, M. H. R\\\"ummeli","submitted_at":"2012-10-18T12:20:01Z","abstract_excerpt":"The stabilization of carbon nanotubes via the filling with inner tubes is demonstrated by probing the optical transitions in double-walled carbon nanotube bundles under hydrostatic pressure with optical spectroscopy. Double-walled carbon nanotube films were prepared from fullerene peapods and characterized by HRTEM and optical spectroscopy. In comparison to single-walled carbon nanotubes, the pressure-induced redshifts of the optical transitions in the outer tubes are significantly smaller below $\\sim$10 GPa, demonstrating the enhanced mechanical stability due to the inner tube already at low "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.5106","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1210.5106","created_at":"2026-05-18T00:24:40.302468+00:00"},{"alias_kind":"arxiv_version","alias_value":"1210.5106v1","created_at":"2026-05-18T00:24:40.302468+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.5106","created_at":"2026-05-18T00:24:40.302468+00:00"},{"alias_kind":"pith_short_12","alias_value":"EPFV47BG224L","created_at":"2026-05-18T12:27:04.183437+00:00"},{"alias_kind":"pith_short_16","alias_value":"EPFV47BG224LOGQ5","created_at":"2026-05-18T12:27:04.183437+00:00"},{"alias_kind":"pith_short_8","alias_value":"EPFV47BG","created_at":"2026-05-18T12:27:04.183437+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/EPFV47BG224LOGQ5HM4GAXJKMK","json":"https://pith.science/pith/EPFV47BG224LOGQ5HM4GAXJKMK.json","graph_json":"https://pith.science/api/pith-number/EPFV47BG224LOGQ5HM4GAXJKMK/graph.json","events_json":"https://pith.science/api/pith-number/EPFV47BG224LOGQ5HM4GAXJKMK/events.json","paper":"https://pith.science/paper/EPFV47BG"},"agent_actions":{"view_html":"https://pith.science/pith/EPFV47BG224LOGQ5HM4GAXJKMK","download_json":"https://pith.science/pith/EPFV47BG224LOGQ5HM4GAXJKMK.json","view_paper":"https://pith.science/paper/EPFV47BG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1210.5106&json=true","fetch_graph":"https://pith.science/api/pith-number/EPFV47BG224LOGQ5HM4GAXJKMK/graph.json","fetch_events":"https://pith.science/api/pith-number/EPFV47BG224LOGQ5HM4GAXJKMK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EPFV47BG224LOGQ5HM4GAXJKMK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EPFV47BG224LOGQ5HM4GAXJKMK/action/storage_attestation","attest_author":"https://pith.science/pith/EPFV47BG224LOGQ5HM4GAXJKMK/action/author_attestation","sign_citation":"https://pith.science/pith/EPFV47BG224LOGQ5HM4GAXJKMK/action/citation_signature","submit_replication":"https://pith.science/pith/EPFV47BG224LOGQ5HM4GAXJKMK/action/replication_record"}},"created_at":"2026-05-18T00:24:40.302468+00:00","updated_at":"2026-05-18T00:24:40.302468+00:00"}