{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:YMOCHRZ2AKJKUJJ6UEE76A4TQR","short_pith_number":"pith:YMOCHRZ2","canonical_record":{"source":{"id":"1411.5963","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-11-21T18:04:13Z","cross_cats_sorted":[],"title_canon_sha256":"e25749fb300ec3ecd09d5a5536ac3c1ab638829384ead3607797679ddcdc5aaf","abstract_canon_sha256":"26d4d7bbda5c635521c8576c99f765d291e548947684b74f8df07b62d9468e13"},"schema_version":"1.0"},"canonical_sha256":"c31c23c73a0292aa253ea109ff0393844d6413f28e954926187cd4ce043b8374","source":{"kind":"arxiv","id":"1411.5963","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.5963","created_at":"2026-05-18T02:33:01Z"},{"alias_kind":"arxiv_version","alias_value":"1411.5963v1","created_at":"2026-05-18T02:33:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.5963","created_at":"2026-05-18T02:33:01Z"},{"alias_kind":"pith_short_12","alias_value":"YMOCHRZ2AKJK","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"YMOCHRZ2AKJKUJJ6","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"YMOCHRZ2","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:YMOCHRZ2AKJKUJJ6UEE76A4TQR","target":"record","payload":{"canonical_record":{"source":{"id":"1411.5963","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-11-21T18:04:13Z","cross_cats_sorted":[],"title_canon_sha256":"e25749fb300ec3ecd09d5a5536ac3c1ab638829384ead3607797679ddcdc5aaf","abstract_canon_sha256":"26d4d7bbda5c635521c8576c99f765d291e548947684b74f8df07b62d9468e13"},"schema_version":"1.0"},"canonical_sha256":"c31c23c73a0292aa253ea109ff0393844d6413f28e954926187cd4ce043b8374","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:33:01.821739Z","signature_b64":"K8DNrJZj864GY/+7SE6QEX8QiNrPorfOGlK5zGM2rtbr10/rrNfMESJzFmV+O77tix6CCIOQqx6Qw0d4AgsTAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c31c23c73a0292aa253ea109ff0393844d6413f28e954926187cd4ce043b8374","last_reissued_at":"2026-05-18T02:33:01.821308Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:33:01.821308Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.5963","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":"2026-05-18T02:33:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4TUxXfDjQoVlftFmt6eddsK1Yj047FEPp6GE0oQdYE7c6R3enW5wSNDxAkLYnEeoATHs9j2TtLiRHBt0mopzDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T11:48:25.202771Z"},"content_sha256":"0ceb41c113f27a3f330c0544d15c9105254cc6496ea6b6fdd60d425c46192d40","schema_version":"1.0","event_id":"sha256:0ceb41c113f27a3f330c0544d15c9105254cc6496ea6b6fdd60d425c46192d40"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:YMOCHRZ2AKJKUJJ6UEE76A4TQR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Atomistic mechanism of carbon nanotube cutting catalyzed by nickel under the electron beam","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Andrei N. Khlobystov, Andrey A. Knizhnik, Andrey M. Popov, Irina V. Lebedeva, Johannes Biskupek, Thilo Zoberbier, Thomas W. Chamberlain, Ute Kaiser","submitted_at":"2014-11-21T18:04:13Z","abstract_excerpt":"The cutting of single-walled carbon nanotubes by an 80 keV electron beam catalyzed by nickel clusters is imaged in situ using aberration-corrected high-resolution transmission electron microscopy. Extensive molecular dynamics simulations within the CompuTEM approach provide insight into the mechanism of this process and demonstrate that the combination of irradiation and nickel catalyst is crucial for the cutting process to take place. The atomistic mechanism of cutting is revealed by detailed analysis of irradiation-induced reactions of bonds reorganization and atom ejection in the vicinity o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.5963","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":"2026-05-18T02:33:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I+NX28CVkdtoOKGVqwkeeM4mF5yMZy0t5qrrAtDfbXMgauKmgJ0gyrZUkMtnoP46tn8O1gDHJtY3QL7XB/dxAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T11:48:25.203099Z"},"content_sha256":"575b9cf9ff0cd9316d72a534af420a01e43d8b9e3fb58875e1553fe89d358d51","schema_version":"1.0","event_id":"sha256:575b9cf9ff0cd9316d72a534af420a01e43d8b9e3fb58875e1553fe89d358d51"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YMOCHRZ2AKJKUJJ6UEE76A4TQR/bundle.json","state_url":"https://pith.science/pith/YMOCHRZ2AKJKUJJ6UEE76A4TQR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YMOCHRZ2AKJKUJJ6UEE76A4TQR/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":"2026-06-27T11:48:25Z","links":{"resolver":"https://pith.science/pith/YMOCHRZ2AKJKUJJ6UEE76A4TQR","bundle":"https://pith.science/pith/YMOCHRZ2AKJKUJJ6UEE76A4TQR/bundle.json","state":"https://pith.science/pith/YMOCHRZ2AKJKUJJ6UEE76A4TQR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YMOCHRZ2AKJKUJJ6UEE76A4TQR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:YMOCHRZ2AKJKUJJ6UEE76A4TQR","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":"26d4d7bbda5c635521c8576c99f765d291e548947684b74f8df07b62d9468e13","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-11-21T18:04:13Z","title_canon_sha256":"e25749fb300ec3ecd09d5a5536ac3c1ab638829384ead3607797679ddcdc5aaf"},"schema_version":"1.0","source":{"id":"1411.5963","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.5963","created_at":"2026-05-18T02:33:01Z"},{"alias_kind":"arxiv_version","alias_value":"1411.5963v1","created_at":"2026-05-18T02:33:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.5963","created_at":"2026-05-18T02:33:01Z"},{"alias_kind":"pith_short_12","alias_value":"YMOCHRZ2AKJK","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"YMOCHRZ2AKJKUJJ6","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"YMOCHRZ2","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:575b9cf9ff0cd9316d72a534af420a01e43d8b9e3fb58875e1553fe89d358d51","target":"graph","created_at":"2026-05-18T02:33:01Z","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":"The cutting of single-walled carbon nanotubes by an 80 keV electron beam catalyzed by nickel clusters is imaged in situ using aberration-corrected high-resolution transmission electron microscopy. Extensive molecular dynamics simulations within the CompuTEM approach provide insight into the mechanism of this process and demonstrate that the combination of irradiation and nickel catalyst is crucial for the cutting process to take place. The atomistic mechanism of cutting is revealed by detailed analysis of irradiation-induced reactions of bonds reorganization and atom ejection in the vicinity o","authors_text":"Andrei N. Khlobystov, Andrey A. Knizhnik, Andrey M. Popov, Irina V. Lebedeva, Johannes Biskupek, Thilo Zoberbier, Thomas W. Chamberlain, Ute Kaiser","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-11-21T18:04:13Z","title":"Atomistic mechanism of carbon nanotube cutting catalyzed by nickel under the electron beam"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.5963","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":"sha256:0ceb41c113f27a3f330c0544d15c9105254cc6496ea6b6fdd60d425c46192d40","target":"record","created_at":"2026-05-18T02:33:01Z","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":"26d4d7bbda5c635521c8576c99f765d291e548947684b74f8df07b62d9468e13","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-11-21T18:04:13Z","title_canon_sha256":"e25749fb300ec3ecd09d5a5536ac3c1ab638829384ead3607797679ddcdc5aaf"},"schema_version":"1.0","source":{"id":"1411.5963","kind":"arxiv","version":1}},"canonical_sha256":"c31c23c73a0292aa253ea109ff0393844d6413f28e954926187cd4ce043b8374","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c31c23c73a0292aa253ea109ff0393844d6413f28e954926187cd4ce043b8374","first_computed_at":"2026-05-18T02:33:01.821308Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:33:01.821308Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"K8DNrJZj864GY/+7SE6QEX8QiNrPorfOGlK5zGM2rtbr10/rrNfMESJzFmV+O77tix6CCIOQqx6Qw0d4AgsTAg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:33:01.821739Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.5963","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0ceb41c113f27a3f330c0544d15c9105254cc6496ea6b6fdd60d425c46192d40","sha256:575b9cf9ff0cd9316d72a534af420a01e43d8b9e3fb58875e1553fe89d358d51"],"state_sha256":"c3250e91930257b695657b3b7894afad4f5b8784b249b71f4ca290b335caf946"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HI9oXrdZOJMgtGjgM73jD41eR6qoVtDSAtlMubyAVRsQKnY71AWHWd0SjLvIOZNpa6tf03/oH7QQ3Ijz6x6/Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T11:48:25.204893Z","bundle_sha256":"8f96cf4207fc2374fbcd9dd04d024fd838e223b53684b4ba4656be50301e994c"}}