{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:K3UNTE4VCJIRBBYMMQR6TX33CZ","short_pith_number":"pith:K3UNTE4V","canonical_record":{"source":{"id":"1010.2931","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.data-an","submitted_at":"2010-10-14T14:20:42Z","cross_cats_sorted":["nlin.CD"],"title_canon_sha256":"7512b90202780824c11943cf4a7a54efa34121843cec3c048f7f95b87b10e5d8","abstract_canon_sha256":"297a694d2f16fe42c3692cd4ad7d11c3fce5e98bfc1246c39145736ba3da59bb"},"schema_version":"1.0"},"canonical_sha256":"56e8d99395125110870c6423e9df7b16723bdd1c2e4ebb49f44066adbdfc2932","source":{"kind":"arxiv","id":"1010.2931","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.2931","created_at":"2026-05-18T02:05:05Z"},{"alias_kind":"arxiv_version","alias_value":"1010.2931v1","created_at":"2026-05-18T02:05:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.2931","created_at":"2026-05-18T02:05:05Z"},{"alias_kind":"pith_short_12","alias_value":"K3UNTE4VCJIR","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"K3UNTE4VCJIRBBYM","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"K3UNTE4V","created_at":"2026-05-18T12:26:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:K3UNTE4VCJIRBBYMMQR6TX33CZ","target":"record","payload":{"canonical_record":{"source":{"id":"1010.2931","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.data-an","submitted_at":"2010-10-14T14:20:42Z","cross_cats_sorted":["nlin.CD"],"title_canon_sha256":"7512b90202780824c11943cf4a7a54efa34121843cec3c048f7f95b87b10e5d8","abstract_canon_sha256":"297a694d2f16fe42c3692cd4ad7d11c3fce5e98bfc1246c39145736ba3da59bb"},"schema_version":"1.0"},"canonical_sha256":"56e8d99395125110870c6423e9df7b16723bdd1c2e4ebb49f44066adbdfc2932","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:05:05.010584Z","signature_b64":"jLpOMW4GtJ/3zo+EQFwfCyQ7vlvueKDjrW0O7iyQOVWkmCyEfOoywkN/s+FI5BMcG47255iwEIL4Tf6S1qShCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"56e8d99395125110870c6423e9df7b16723bdd1c2e4ebb49f44066adbdfc2932","last_reissued_at":"2026-05-18T02:05:05.009738Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:05:05.009738Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1010.2931","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":"2026-05-18T02:05:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/f9aTX8RzFcFcRmA/Gu7tIyY7/KpFAnY1e0sNNs4rS+Z6K2SBj8T7Iadtsc9vskKyKJE3+q0gVdSLY4naa6fAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T01:29:05.731384Z"},"content_sha256":"0455f9dae5a89e915c7ceba2121d0dae2d7a84e17622bda3b77874aff69ee400","schema_version":"1.0","event_id":"sha256:0455f9dae5a89e915c7ceba2121d0dae2d7a84e17622bda3b77874aff69ee400"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:K3UNTE4VCJIRBBYMMQR6TX33CZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Description of stochastic and chaotic series using visibility graphs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.CD"],"primary_cat":"physics.data-an","authors_text":"Lucas Lacasa, Raul Toral","submitted_at":"2010-10-14T14:20:42Z","abstract_excerpt":"Nonlinear time series analysis is an active field of research that studies the structure of complex signals in order to derive information of the process that generated those series, for understanding, modeling and forecasting purposes. In the last years, some methods mapping time series to network representations have been proposed. The purpose is to investigate on the properties of the series through graph theoretical tools recently developed in the core of the celebrated complex network theory. Among some other methods, the so-called visibility algorithm has received much attention, since i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.2931","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":"2026-05-18T02:05:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y7JkLR2kW9uDfsm8xZF/q7YnHRPHAi76/kd24X4rzOLBBlZLZkbr0SAB3DDmaEztDp+pFhEWj+L6fnhSdUVKBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T01:29:05.732104Z"},"content_sha256":"7ab96805d09bed972a98e5bd445dd2f15d9e9f4888a9e967afc0fe257ba4a52b","schema_version":"1.0","event_id":"sha256:7ab96805d09bed972a98e5bd445dd2f15d9e9f4888a9e967afc0fe257ba4a52b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K3UNTE4VCJIRBBYMMQR6TX33CZ/bundle.json","state_url":"https://pith.science/pith/K3UNTE4VCJIRBBYMMQR6TX33CZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K3UNTE4VCJIRBBYMMQR6TX33CZ/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":"2026-05-30T01:29:05Z","links":{"resolver":"https://pith.science/pith/K3UNTE4VCJIRBBYMMQR6TX33CZ","bundle":"https://pith.science/pith/K3UNTE4VCJIRBBYMMQR6TX33CZ/bundle.json","state":"https://pith.science/pith/K3UNTE4VCJIRBBYMMQR6TX33CZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K3UNTE4VCJIRBBYMMQR6TX33CZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:K3UNTE4VCJIRBBYMMQR6TX33CZ","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":"297a694d2f16fe42c3692cd4ad7d11c3fce5e98bfc1246c39145736ba3da59bb","cross_cats_sorted":["nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.data-an","submitted_at":"2010-10-14T14:20:42Z","title_canon_sha256":"7512b90202780824c11943cf4a7a54efa34121843cec3c048f7f95b87b10e5d8"},"schema_version":"1.0","source":{"id":"1010.2931","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.2931","created_at":"2026-05-18T02:05:05Z"},{"alias_kind":"arxiv_version","alias_value":"1010.2931v1","created_at":"2026-05-18T02:05:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.2931","created_at":"2026-05-18T02:05:05Z"},{"alias_kind":"pith_short_12","alias_value":"K3UNTE4VCJIR","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_16","alias_value":"K3UNTE4VCJIRBBYM","created_at":"2026-05-18T12:26:09Z"},{"alias_kind":"pith_short_8","alias_value":"K3UNTE4V","created_at":"2026-05-18T12:26:09Z"}],"graph_snapshots":[{"event_id":"sha256:7ab96805d09bed972a98e5bd445dd2f15d9e9f4888a9e967afc0fe257ba4a52b","target":"graph","created_at":"2026-05-18T02:05:05Z","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":"Nonlinear time series analysis is an active field of research that studies the structure of complex signals in order to derive information of the process that generated those series, for understanding, modeling and forecasting purposes. In the last years, some methods mapping time series to network representations have been proposed. The purpose is to investigate on the properties of the series through graph theoretical tools recently developed in the core of the celebrated complex network theory. Among some other methods, the so-called visibility algorithm has received much attention, since i","authors_text":"Lucas Lacasa, Raul Toral","cross_cats":["nlin.CD"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.data-an","submitted_at":"2010-10-14T14:20:42Z","title":"Description of stochastic and chaotic series using visibility graphs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.2931","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":"sha256:0455f9dae5a89e915c7ceba2121d0dae2d7a84e17622bda3b77874aff69ee400","target":"record","created_at":"2026-05-18T02:05:05Z","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":"297a694d2f16fe42c3692cd4ad7d11c3fce5e98bfc1246c39145736ba3da59bb","cross_cats_sorted":["nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.data-an","submitted_at":"2010-10-14T14:20:42Z","title_canon_sha256":"7512b90202780824c11943cf4a7a54efa34121843cec3c048f7f95b87b10e5d8"},"schema_version":"1.0","source":{"id":"1010.2931","kind":"arxiv","version":1}},"canonical_sha256":"56e8d99395125110870c6423e9df7b16723bdd1c2e4ebb49f44066adbdfc2932","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"56e8d99395125110870c6423e9df7b16723bdd1c2e4ebb49f44066adbdfc2932","first_computed_at":"2026-05-18T02:05:05.009738Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:05:05.009738Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jLpOMW4GtJ/3zo+EQFwfCyQ7vlvueKDjrW0O7iyQOVWkmCyEfOoywkN/s+FI5BMcG47255iwEIL4Tf6S1qShCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:05:05.010584Z","signed_message":"canonical_sha256_bytes"},"source_id":"1010.2931","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0455f9dae5a89e915c7ceba2121d0dae2d7a84e17622bda3b77874aff69ee400","sha256:7ab96805d09bed972a98e5bd445dd2f15d9e9f4888a9e967afc0fe257ba4a52b"],"state_sha256":"369cf1293e89cd45f07ee2b2226c8cee869b510a244a92a197521b204b456a24"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oxJtdg96pSEjHz/Oon+n5UIPwUrg6bGasL3pe0jSzlIeoIL0MhxDjo7aov7no9k3az0rHpXw2rbIbfpR5ibXDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T01:29:05.736114Z","bundle_sha256":"e095aa364383fca8957188bec9e9147c9b4fb13eae44a81084e146ba8815a46d"}}