{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:XG7DIHSXZZ2HC66Y4BV6AIYBAW","short_pith_number":"pith:XG7DIHSX","canonical_record":{"source":{"id":"1903.05423","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.PS","submitted_at":"2019-03-13T11:41:20Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"b986d44f03752a7659d77dacc2189898b1589096f3595bf9ac4330d6cf86b0b2","abstract_canon_sha256":"22961dd4fca622667c1f07708d924f7bcea3c652e03c4258fcc76b5186edc48c"},"schema_version":"1.0"},"canonical_sha256":"b9be341e57ce74717bd8e06be0230105b920bcbe03eade2dfd9bb19c544bd491","source":{"kind":"arxiv","id":"1903.05423","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.05423","created_at":"2026-05-17T23:51:24Z"},{"alias_kind":"arxiv_version","alias_value":"1903.05423v1","created_at":"2026-05-17T23:51:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.05423","created_at":"2026-05-17T23:51:24Z"},{"alias_kind":"pith_short_12","alias_value":"XG7DIHSXZZ2H","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"XG7DIHSXZZ2HC66Y","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"XG7DIHSX","created_at":"2026-05-18T12:33:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:XG7DIHSXZZ2HC66Y4BV6AIYBAW","target":"record","payload":{"canonical_record":{"source":{"id":"1903.05423","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.PS","submitted_at":"2019-03-13T11:41:20Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"b986d44f03752a7659d77dacc2189898b1589096f3595bf9ac4330d6cf86b0b2","abstract_canon_sha256":"22961dd4fca622667c1f07708d924f7bcea3c652e03c4258fcc76b5186edc48c"},"schema_version":"1.0"},"canonical_sha256":"b9be341e57ce74717bd8e06be0230105b920bcbe03eade2dfd9bb19c544bd491","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:51:24.312654Z","signature_b64":"a4XY5g0Zrgq21q29p0t0OwbgM0V1JVV2X98v7Y8ZOJqq4CQ+oVLxL6cUyqgP13x9WJLPKMANZ4bNiu4oTakbDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b9be341e57ce74717bd8e06be0230105b920bcbe03eade2dfd9bb19c544bd491","last_reissued_at":"2026-05-17T23:51:24.312049Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:51:24.312049Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.05423","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":"2026-05-17T23:51:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8U25KbvZlK9AuHCvVfLkNnMLaL1fUSnxISS+CG8PhZNciKkQRWix5COSAWeeKalUDHMqswAEcWYNzC1tPa1UAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T23:31:00.938183Z"},"content_sha256":"d04eb9a97e90198fbe720d0a0ca3ddba3c12ba6664c8aec4c63aa80ee5e99061","schema_version":"1.0","event_id":"sha256:d04eb9a97e90198fbe720d0a0ca3ddba3c12ba6664c8aec4c63aa80ee5e99061"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:XG7DIHSXZZ2HC66Y4BV6AIYBAW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Static structures of strained carbon chains:DFT-modeling vs classical modeling of the chain with Lennard-Jones potential","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"nlin.PS","authors_text":"George Chechin, Victoria Lapina","submitted_at":"2019-03-13T11:41:20Z","abstract_excerpt":"We proved earlier that in the strained monoatomic chains with Lennard-Jones potential there can exist an equilibrium static bi-structure, which corresponds to N - 1 equal short interatomic bonds and one long bond with inversion in its center (N is the number of atoms of the chain). In the present work, we investigate with the aid of the density functional theory (DFT modeling) similar structures that can exist in the strained carbon chains. In contrast to the Lennard-Jones model, the bi-structures in this case are inhomogeneous (they have short bonds of different lengths) and appear abruptly w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.05423","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":"2026-05-17T23:51:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c5/LWf95SBF65kHjj0Qg5hT4OoXqQnMK89ky42AGWwWC4GebFEl/R+ISZdp4JmyeMdYIMxc0upWEGqLqAWOCCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T23:31:00.938531Z"},"content_sha256":"b72e3d5d5c91569e84102aebeb598f81ae04155bd64a156b27caf43e2fe87a21","schema_version":"1.0","event_id":"sha256:b72e3d5d5c91569e84102aebeb598f81ae04155bd64a156b27caf43e2fe87a21"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XG7DIHSXZZ2HC66Y4BV6AIYBAW/bundle.json","state_url":"https://pith.science/pith/XG7DIHSXZZ2HC66Y4BV6AIYBAW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XG7DIHSXZZ2HC66Y4BV6AIYBAW/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":"2026-06-26T23:31:00Z","links":{"resolver":"https://pith.science/pith/XG7DIHSXZZ2HC66Y4BV6AIYBAW","bundle":"https://pith.science/pith/XG7DIHSXZZ2HC66Y4BV6AIYBAW/bundle.json","state":"https://pith.science/pith/XG7DIHSXZZ2HC66Y4BV6AIYBAW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XG7DIHSXZZ2HC66Y4BV6AIYBAW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:XG7DIHSXZZ2HC66Y4BV6AIYBAW","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":"22961dd4fca622667c1f07708d924f7bcea3c652e03c4258fcc76b5186edc48c","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.PS","submitted_at":"2019-03-13T11:41:20Z","title_canon_sha256":"b986d44f03752a7659d77dacc2189898b1589096f3595bf9ac4330d6cf86b0b2"},"schema_version":"1.0","source":{"id":"1903.05423","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.05423","created_at":"2026-05-17T23:51:24Z"},{"alias_kind":"arxiv_version","alias_value":"1903.05423v1","created_at":"2026-05-17T23:51:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.05423","created_at":"2026-05-17T23:51:24Z"},{"alias_kind":"pith_short_12","alias_value":"XG7DIHSXZZ2H","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"XG7DIHSXZZ2HC66Y","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"XG7DIHSX","created_at":"2026-05-18T12:33:33Z"}],"graph_snapshots":[{"event_id":"sha256:b72e3d5d5c91569e84102aebeb598f81ae04155bd64a156b27caf43e2fe87a21","target":"graph","created_at":"2026-05-17T23:51:24Z","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 proved earlier that in the strained monoatomic chains with Lennard-Jones potential there can exist an equilibrium static bi-structure, which corresponds to N - 1 equal short interatomic bonds and one long bond with inversion in its center (N is the number of atoms of the chain). In the present work, we investigate with the aid of the density functional theory (DFT modeling) similar structures that can exist in the strained carbon chains. In contrast to the Lennard-Jones model, the bi-structures in this case are inhomogeneous (they have short bonds of different lengths) and appear abruptly w","authors_text":"George Chechin, Victoria Lapina","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.PS","submitted_at":"2019-03-13T11:41:20Z","title":"Static structures of strained carbon chains:DFT-modeling vs classical modeling of the chain with Lennard-Jones potential"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.05423","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:d04eb9a97e90198fbe720d0a0ca3ddba3c12ba6664c8aec4c63aa80ee5e99061","target":"record","created_at":"2026-05-17T23:51:24Z","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":"22961dd4fca622667c1f07708d924f7bcea3c652e03c4258fcc76b5186edc48c","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.PS","submitted_at":"2019-03-13T11:41:20Z","title_canon_sha256":"b986d44f03752a7659d77dacc2189898b1589096f3595bf9ac4330d6cf86b0b2"},"schema_version":"1.0","source":{"id":"1903.05423","kind":"arxiv","version":1}},"canonical_sha256":"b9be341e57ce74717bd8e06be0230105b920bcbe03eade2dfd9bb19c544bd491","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b9be341e57ce74717bd8e06be0230105b920bcbe03eade2dfd9bb19c544bd491","first_computed_at":"2026-05-17T23:51:24.312049Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:24.312049Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"a4XY5g0Zrgq21q29p0t0OwbgM0V1JVV2X98v7Y8ZOJqq4CQ+oVLxL6cUyqgP13x9WJLPKMANZ4bNiu4oTakbDg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:24.312654Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.05423","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d04eb9a97e90198fbe720d0a0ca3ddba3c12ba6664c8aec4c63aa80ee5e99061","sha256:b72e3d5d5c91569e84102aebeb598f81ae04155bd64a156b27caf43e2fe87a21"],"state_sha256":"61f3ecb236336b10e94958c8fa820add121760f69b6b30a0d789230216b63e67"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DDLeiC7u/Gf4q5Bs7gYWHWqfhrOS/01WC/SJpE88d716qJejWIEopTZ88hvP/XfTbRund7w+G2/FiJgqxPBDCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T23:31:00.940266Z","bundle_sha256":"5c8ce9ed1869187f98470217ed2b9554e6321a9a91cbefd7906434393b7a4e4c"}}