{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:PKPYJOUYL5T2YPFU44M7JLWYYZ","short_pith_number":"pith:PKPYJOUY","canonical_record":{"source":{"id":"1807.03063","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-07-09T12:10:14Z","cross_cats_sorted":["physics.comp-ph"],"title_canon_sha256":"981d20f9bbf3c41a13f8dca45ed0d0c659b350b31075ca7d5b6bde4b371190c7","abstract_canon_sha256":"b9e89b838396067962bb43bdd9cfd5ce27032927044bc0ebb0c461025d0f41b9"},"schema_version":"1.0"},"canonical_sha256":"7a9f84ba985f67ac3cb4e719f4aed8c6429d68af97e75dfdb9ccd7dfc4885dbc","source":{"kind":"arxiv","id":"1807.03063","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.03063","created_at":"2026-05-17T23:39:58Z"},{"alias_kind":"arxiv_version","alias_value":"1807.03063v2","created_at":"2026-05-17T23:39:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.03063","created_at":"2026-05-17T23:39:58Z"},{"alias_kind":"pith_short_12","alias_value":"PKPYJOUYL5T2","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"PKPYJOUYL5T2YPFU","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"PKPYJOUY","created_at":"2026-05-18T12:32:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:PKPYJOUYL5T2YPFU44M7JLWYYZ","target":"record","payload":{"canonical_record":{"source":{"id":"1807.03063","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-07-09T12:10:14Z","cross_cats_sorted":["physics.comp-ph"],"title_canon_sha256":"981d20f9bbf3c41a13f8dca45ed0d0c659b350b31075ca7d5b6bde4b371190c7","abstract_canon_sha256":"b9e89b838396067962bb43bdd9cfd5ce27032927044bc0ebb0c461025d0f41b9"},"schema_version":"1.0"},"canonical_sha256":"7a9f84ba985f67ac3cb4e719f4aed8c6429d68af97e75dfdb9ccd7dfc4885dbc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:39:58.478501Z","signature_b64":"anXwL86RabbGCPw00V4nNe/Re5+09uMf+RqnsLkPpgP+BNCv5ucquIIKLpBY+jrcWGg4tQSqg7jYjhKoUmqnBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7a9f84ba985f67ac3cb4e719f4aed8c6429d68af97e75dfdb9ccd7dfc4885dbc","last_reissued_at":"2026-05-17T23:39:58.478126Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:39:58.478126Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.03063","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:39:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YdOePTezXgJTs6mIjJJwXM9bD0QwxgSK/rmWoGV4PXZQTrv04GRpwrIXjTXWvu3jQ8dDGN250mrMizvI0HK/CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T21:30:26.085084Z"},"content_sha256":"d8aa92d2e971b945e728cebec508207473d58db3e679f1b61e41db5cdd042dd8","schema_version":"1.0","event_id":"sha256:d8aa92d2e971b945e728cebec508207473d58db3e679f1b61e41db5cdd042dd8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:PKPYJOUYL5T2YPFU44M7JLWYYZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Characterising submonolayer deposition via visibility graphs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Damien Allen, Michael Grinfeld, Paul Mulheran","submitted_at":"2018-07-09T12:10:14Z","abstract_excerpt":"We use visibility graphs as a tool to analyse the results of kinetic Monte Carlo (kMC) simulations of submonolayer deposition in a one-dimensional point island model. We introduce an efficient algorithm for the computation of the visibility graph resulting from a kMC simulation and show that from the properties of the visibility graph one can determine the critical island size, thus demonstrating that the visibility graph approach, which implicitly combines size and spatial data, can provide insights into island nucleation and growth processes."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.03063","kind":"arxiv","version":2},"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":"2026-05-17T23:39:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KYLFUJVaw8s6gxafl2oU/6ezfz0+2zxN7DcLzMmJHndqVhq1epnTHNhrcqgTuY4BV4eQfyqEyLEvev+WVQ9ZBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T21:30:26.085455Z"},"content_sha256":"91890e3f04282b31cd4c8264a48b27d5fa933bf7287db0776d616bd68773be56","schema_version":"1.0","event_id":"sha256:91890e3f04282b31cd4c8264a48b27d5fa933bf7287db0776d616bd68773be56"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PKPYJOUYL5T2YPFU44M7JLWYYZ/bundle.json","state_url":"https://pith.science/pith/PKPYJOUYL5T2YPFU44M7JLWYYZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PKPYJOUYL5T2YPFU44M7JLWYYZ/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":"2026-06-22T21:30:26Z","links":{"resolver":"https://pith.science/pith/PKPYJOUYL5T2YPFU44M7JLWYYZ","bundle":"https://pith.science/pith/PKPYJOUYL5T2YPFU44M7JLWYYZ/bundle.json","state":"https://pith.science/pith/PKPYJOUYL5T2YPFU44M7JLWYYZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PKPYJOUYL5T2YPFU44M7JLWYYZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:PKPYJOUYL5T2YPFU44M7JLWYYZ","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":"b9e89b838396067962bb43bdd9cfd5ce27032927044bc0ebb0c461025d0f41b9","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-07-09T12:10:14Z","title_canon_sha256":"981d20f9bbf3c41a13f8dca45ed0d0c659b350b31075ca7d5b6bde4b371190c7"},"schema_version":"1.0","source":{"id":"1807.03063","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.03063","created_at":"2026-05-17T23:39:58Z"},{"alias_kind":"arxiv_version","alias_value":"1807.03063v2","created_at":"2026-05-17T23:39:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.03063","created_at":"2026-05-17T23:39:58Z"},{"alias_kind":"pith_short_12","alias_value":"PKPYJOUYL5T2","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_16","alias_value":"PKPYJOUYL5T2YPFU","created_at":"2026-05-18T12:32:46Z"},{"alias_kind":"pith_short_8","alias_value":"PKPYJOUY","created_at":"2026-05-18T12:32:46Z"}],"graph_snapshots":[{"event_id":"sha256:91890e3f04282b31cd4c8264a48b27d5fa933bf7287db0776d616bd68773be56","target":"graph","created_at":"2026-05-17T23:39:58Z","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 use visibility graphs as a tool to analyse the results of kinetic Monte Carlo (kMC) simulations of submonolayer deposition in a one-dimensional point island model. We introduce an efficient algorithm for the computation of the visibility graph resulting from a kMC simulation and show that from the properties of the visibility graph one can determine the critical island size, thus demonstrating that the visibility graph approach, which implicitly combines size and spatial data, can provide insights into island nucleation and growth processes.","authors_text":"Damien Allen, Michael Grinfeld, Paul Mulheran","cross_cats":["physics.comp-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-07-09T12:10:14Z","title":"Characterising submonolayer deposition via visibility graphs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.03063","kind":"arxiv","version":2},"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:d8aa92d2e971b945e728cebec508207473d58db3e679f1b61e41db5cdd042dd8","target":"record","created_at":"2026-05-17T23:39:58Z","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":"b9e89b838396067962bb43bdd9cfd5ce27032927044bc0ebb0c461025d0f41b9","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-07-09T12:10:14Z","title_canon_sha256":"981d20f9bbf3c41a13f8dca45ed0d0c659b350b31075ca7d5b6bde4b371190c7"},"schema_version":"1.0","source":{"id":"1807.03063","kind":"arxiv","version":2}},"canonical_sha256":"7a9f84ba985f67ac3cb4e719f4aed8c6429d68af97e75dfdb9ccd7dfc4885dbc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7a9f84ba985f67ac3cb4e719f4aed8c6429d68af97e75dfdb9ccd7dfc4885dbc","first_computed_at":"2026-05-17T23:39:58.478126Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:39:58.478126Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"anXwL86RabbGCPw00V4nNe/Re5+09uMf+RqnsLkPpgP+BNCv5ucquIIKLpBY+jrcWGg4tQSqg7jYjhKoUmqnBA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:39:58.478501Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.03063","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d8aa92d2e971b945e728cebec508207473d58db3e679f1b61e41db5cdd042dd8","sha256:91890e3f04282b31cd4c8264a48b27d5fa933bf7287db0776d616bd68773be56"],"state_sha256":"888e19b4b2ed60e27ac00a882b514c8ba93201d78c46b3e99bbbc05eb19a359a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jK5152Yj95ds8kB0dG/i4FsPCJYehztUOg2CiOBDlaNQF2ze1aqARrvT4gX+QEwRg62BnJt9KXfbvEct63eJAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-22T21:30:26.087333Z","bundle_sha256":"e729beb13840ee3c6872b3a05ca08f1a091a49f74d9e560f6024ab108ec357ea"}}