{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:FL2S4SECNFYG5GPRCOFA76PIJS","short_pith_number":"pith:FL2S4SEC","canonical_record":{"source":{"id":"1710.10980","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.RM","submitted_at":"2017-10-30T14:38:04Z","cross_cats_sorted":["cs.SI","physics.soc-ph","stat.ME"],"title_canon_sha256":"f20ce06f00cf6b69fcfc0e32b0e677718177e56818689c544482ca4280cbfc82","abstract_canon_sha256":"94cf08cc527c4206489abc23e5a8539dda782e1eabc02ea68993db3d6b20a9a4"},"schema_version":"1.0"},"canonical_sha256":"2af52e488269706e99f1138a0ff9e84c80e40d19d07266ee23a99f53e6a21835","source":{"kind":"arxiv","id":"1710.10980","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.10980","created_at":"2026-05-18T00:31:45Z"},{"alias_kind":"arxiv_version","alias_value":"1710.10980v1","created_at":"2026-05-18T00:31:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.10980","created_at":"2026-05-18T00:31:45Z"},{"alias_kind":"pith_short_12","alias_value":"FL2S4SECNFYG","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FL2S4SECNFYG5GPR","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FL2S4SEC","created_at":"2026-05-18T12:31:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:FL2S4SECNFYG5GPRCOFA76PIJS","target":"record","payload":{"canonical_record":{"source":{"id":"1710.10980","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.RM","submitted_at":"2017-10-30T14:38:04Z","cross_cats_sorted":["cs.SI","physics.soc-ph","stat.ME"],"title_canon_sha256":"f20ce06f00cf6b69fcfc0e32b0e677718177e56818689c544482ca4280cbfc82","abstract_canon_sha256":"94cf08cc527c4206489abc23e5a8539dda782e1eabc02ea68993db3d6b20a9a4"},"schema_version":"1.0"},"canonical_sha256":"2af52e488269706e99f1138a0ff9e84c80e40d19d07266ee23a99f53e6a21835","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:31:45.952648Z","signature_b64":"MxxziQDz46fmVaZms9uFseoDv2oF7WtWMH+9B3r/O4VIcV82kHQBfvN7fM3gOFCYLw75gatgyrbT2FGIk6RnBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2af52e488269706e99f1138a0ff9e84c80e40d19d07266ee23a99f53e6a21835","last_reissued_at":"2026-05-18T00:31:45.952035Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:31:45.952035Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.10980","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":"2026-05-18T00:31:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NMwLKgEXKmv72a7DVVhcmky01Zk+l+AjhQPRbTKTNz2Y61xWKFKMo8C2SMGbLe6m6q47rZvNlPd2xwjOlb9MDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T03:09:56.069773Z"},"content_sha256":"e4732d56dd8d28697c0bd4ade4dd30e17f4cebfb6f991fcdf4129cc98f71c406","schema_version":"1.0","event_id":"sha256:e4732d56dd8d28697c0bd4ade4dd30e17f4cebfb6f991fcdf4129cc98f71c406"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:FL2S4SECNFYG5GPRCOFA76PIJS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Statistical validation of financial time series via visibility graph","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SI","physics.soc-ph","stat.ME"],"primary_cat":"q-fin.RM","authors_text":"Andrea Gabrielli, Giulio Cimini, Guido Caldarelli, Matteo Serafino","submitted_at":"2017-10-30T14:38:04Z","abstract_excerpt":"Statistical physics of complex systems exploits network theory not only to model, but also to effectively extract information from many dynamical real-world systems. A pivotal case of study is given by financial systems: market prediction represents an unsolved scientific challenge yet with crucial implications for society, as financial crises have devastating effects on real economies. Thus, nowadays the quest for a robust estimator of market efficiency is both a scientific and institutional priority. In this work we study the visibility graphs built from the time series of several trade mark"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.10980","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":"2026-05-18T00:31:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UPgnyq+qFpA3PSH4ZJJs7+j1OkICmJHKnOsBDRx0B6G8cpPsZ5dMm3BzH5AG+4SVPNFdiwCZJWCgOe6TpLBiCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T03:09:56.070341Z"},"content_sha256":"6dc36439fa852cf57df84f552cb1173dd0c679b4ff12bf892775f16f968c4d5f","schema_version":"1.0","event_id":"sha256:6dc36439fa852cf57df84f552cb1173dd0c679b4ff12bf892775f16f968c4d5f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FL2S4SECNFYG5GPRCOFA76PIJS/bundle.json","state_url":"https://pith.science/pith/FL2S4SECNFYG5GPRCOFA76PIJS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FL2S4SECNFYG5GPRCOFA76PIJS/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":"2026-06-03T03:09:56Z","links":{"resolver":"https://pith.science/pith/FL2S4SECNFYG5GPRCOFA76PIJS","bundle":"https://pith.science/pith/FL2S4SECNFYG5GPRCOFA76PIJS/bundle.json","state":"https://pith.science/pith/FL2S4SECNFYG5GPRCOFA76PIJS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FL2S4SECNFYG5GPRCOFA76PIJS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:FL2S4SECNFYG5GPRCOFA76PIJS","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":"94cf08cc527c4206489abc23e5a8539dda782e1eabc02ea68993db3d6b20a9a4","cross_cats_sorted":["cs.SI","physics.soc-ph","stat.ME"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.RM","submitted_at":"2017-10-30T14:38:04Z","title_canon_sha256":"f20ce06f00cf6b69fcfc0e32b0e677718177e56818689c544482ca4280cbfc82"},"schema_version":"1.0","source":{"id":"1710.10980","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.10980","created_at":"2026-05-18T00:31:45Z"},{"alias_kind":"arxiv_version","alias_value":"1710.10980v1","created_at":"2026-05-18T00:31:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.10980","created_at":"2026-05-18T00:31:45Z"},{"alias_kind":"pith_short_12","alias_value":"FL2S4SECNFYG","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"FL2S4SECNFYG5GPR","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"FL2S4SEC","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:6dc36439fa852cf57df84f552cb1173dd0c679b4ff12bf892775f16f968c4d5f","target":"graph","created_at":"2026-05-18T00:31:45Z","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":"Statistical physics of complex systems exploits network theory not only to model, but also to effectively extract information from many dynamical real-world systems. A pivotal case of study is given by financial systems: market prediction represents an unsolved scientific challenge yet with crucial implications for society, as financial crises have devastating effects on real economies. Thus, nowadays the quest for a robust estimator of market efficiency is both a scientific and institutional priority. In this work we study the visibility graphs built from the time series of several trade mark","authors_text":"Andrea Gabrielli, Giulio Cimini, Guido Caldarelli, Matteo Serafino","cross_cats":["cs.SI","physics.soc-ph","stat.ME"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.RM","submitted_at":"2017-10-30T14:38:04Z","title":"Statistical validation of financial time series via visibility graph"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.10980","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:e4732d56dd8d28697c0bd4ade4dd30e17f4cebfb6f991fcdf4129cc98f71c406","target":"record","created_at":"2026-05-18T00:31:45Z","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":"94cf08cc527c4206489abc23e5a8539dda782e1eabc02ea68993db3d6b20a9a4","cross_cats_sorted":["cs.SI","physics.soc-ph","stat.ME"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-fin.RM","submitted_at":"2017-10-30T14:38:04Z","title_canon_sha256":"f20ce06f00cf6b69fcfc0e32b0e677718177e56818689c544482ca4280cbfc82"},"schema_version":"1.0","source":{"id":"1710.10980","kind":"arxiv","version":1}},"canonical_sha256":"2af52e488269706e99f1138a0ff9e84c80e40d19d07266ee23a99f53e6a21835","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2af52e488269706e99f1138a0ff9e84c80e40d19d07266ee23a99f53e6a21835","first_computed_at":"2026-05-18T00:31:45.952035Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:31:45.952035Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MxxziQDz46fmVaZms9uFseoDv2oF7WtWMH+9B3r/O4VIcV82kHQBfvN7fM3gOFCYLw75gatgyrbT2FGIk6RnBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:31:45.952648Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.10980","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e4732d56dd8d28697c0bd4ade4dd30e17f4cebfb6f991fcdf4129cc98f71c406","sha256:6dc36439fa852cf57df84f552cb1173dd0c679b4ff12bf892775f16f968c4d5f"],"state_sha256":"733fc39363c6a1347891dd2fbb2705a4e793e6d8c72e8dac3d1e551b04d42133"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7jCtDXKehXq8t+K/szW+/qGInhLj6JqPLC3GT5g5+czWr4T5YDDIsR8KcnygNRu9gxg5iGwwZBlQfEg6B2HeDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T03:09:56.073026Z","bundle_sha256":"58618eb9368e182e013870c7b819c8160f31c91b4623e57d524de592aebd715c"}}