{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:MEH627QGSRHTXVHWFOLPBG7P3J","short_pith_number":"pith:MEH627QG","schema_version":"1.0","canonical_sha256":"610fed7e06944f3bd4f62b96f09befda771766d13bacacc0a6dbf46f54338c0c","source":{"kind":"arxiv","id":"1006.4841","version":1},"attestation_state":"computed","paper":{"title":"ESR evidence for disordered magnetic phase from ultra-small carbon nanotubes embedded in zeolite nanochannels","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Stesmans, B. Sels, J. V. Noyen, P. Jacobs, S. S. Rao","submitted_at":"2010-06-24T17:33:41Z","abstract_excerpt":"A multi-frequency electron spin resonance (ESR) study provides evidence for the occurrence of low temperature ferromagnetic/spin-glass behavior in aligned arrays of sub-nanometer single walled carbon nanotubes confined in zeolite nano-channels, owing to sp2-type non-bonding carbon associated localized states with density of ~3 x 1019 /g. Features related to the much anticipated conduction ESR are not detected. In the paramagnetic phase, the ESR linewidth is found to be weakly dependent on microwave frequency."},"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":"1006.4841","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-06-24T17:33:41Z","cross_cats_sorted":[],"title_canon_sha256":"d0230382f69f7b7bed506d3baa8c92df2d9be25f04805bec328b585614a3f4df","abstract_canon_sha256":"2f2bbb936b2f67094b3af91841de2656330b54fb7f1c2e0e8f8738e8287f7c1b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:06:42.669948Z","signature_b64":"ALY4vVqUBM0zgJN6agwGZstW1Xdw9cPozpMcePfcmltRhRGrPFe31EYSJldYexuOvwdW1ejoGLH9UTJfKuB7AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"610fed7e06944f3bd4f62b96f09befda771766d13bacacc0a6dbf46f54338c0c","last_reissued_at":"2026-05-18T02:06:42.669208Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:06:42.669208Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"ESR evidence for disordered magnetic phase from ultra-small carbon nanotubes embedded in zeolite nanochannels","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Stesmans, B. Sels, J. V. Noyen, P. Jacobs, S. S. Rao","submitted_at":"2010-06-24T17:33:41Z","abstract_excerpt":"A multi-frequency electron spin resonance (ESR) study provides evidence for the occurrence of low temperature ferromagnetic/spin-glass behavior in aligned arrays of sub-nanometer single walled carbon nanotubes confined in zeolite nano-channels, owing to sp2-type non-bonding carbon associated localized states with density of ~3 x 1019 /g. Features related to the much anticipated conduction ESR are not detected. In the paramagnetic phase, the ESR linewidth is found to be weakly dependent on microwave frequency."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.4841","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":"1006.4841","created_at":"2026-05-18T02:06:42.669337+00:00"},{"alias_kind":"arxiv_version","alias_value":"1006.4841v1","created_at":"2026-05-18T02:06:42.669337+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.4841","created_at":"2026-05-18T02:06:42.669337+00:00"},{"alias_kind":"pith_short_12","alias_value":"MEH627QGSRHT","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_16","alias_value":"MEH627QGSRHTXVHW","created_at":"2026-05-18T12:26:10.704358+00:00"},{"alias_kind":"pith_short_8","alias_value":"MEH627QG","created_at":"2026-05-18T12:26:10.704358+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/MEH627QGSRHTXVHWFOLPBG7P3J","json":"https://pith.science/pith/MEH627QGSRHTXVHWFOLPBG7P3J.json","graph_json":"https://pith.science/api/pith-number/MEH627QGSRHTXVHWFOLPBG7P3J/graph.json","events_json":"https://pith.science/api/pith-number/MEH627QGSRHTXVHWFOLPBG7P3J/events.json","paper":"https://pith.science/paper/MEH627QG"},"agent_actions":{"view_html":"https://pith.science/pith/MEH627QGSRHTXVHWFOLPBG7P3J","download_json":"https://pith.science/pith/MEH627QGSRHTXVHWFOLPBG7P3J.json","view_paper":"https://pith.science/paper/MEH627QG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1006.4841&json=true","fetch_graph":"https://pith.science/api/pith-number/MEH627QGSRHTXVHWFOLPBG7P3J/graph.json","fetch_events":"https://pith.science/api/pith-number/MEH627QGSRHTXVHWFOLPBG7P3J/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MEH627QGSRHTXVHWFOLPBG7P3J/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MEH627QGSRHTXVHWFOLPBG7P3J/action/storage_attestation","attest_author":"https://pith.science/pith/MEH627QGSRHTXVHWFOLPBG7P3J/action/author_attestation","sign_citation":"https://pith.science/pith/MEH627QGSRHTXVHWFOLPBG7P3J/action/citation_signature","submit_replication":"https://pith.science/pith/MEH627QGSRHTXVHWFOLPBG7P3J/action/replication_record"}},"created_at":"2026-05-18T02:06:42.669337+00:00","updated_at":"2026-05-18T02:06:42.669337+00:00"}