{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:2HWWIU3FVZT37ETSMJZD3BJX6G","short_pith_number":"pith:2HWWIU3F","canonical_record":{"source":{"id":"1501.06850","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.PR","submitted_at":"2015-01-27T18:05:06Z","cross_cats_sorted":[],"title_canon_sha256":"d9e42ab284be64e0d354c52d4a411b6ac4a29be27d78764954ae76f520b6f6dc","abstract_canon_sha256":"02c3f0e5a25578cd74b9c4532c6329baa5d2d6fb3a3b9a2e4981b4bae85de4b8"},"schema_version":"1.0"},"canonical_sha256":"d1ed645365ae67bf927262723d8537f1ac95336e6db310f60f8c0e118e955120","source":{"kind":"arxiv","id":"1501.06850","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.06850","created_at":"2026-05-18T02:07:26Z"},{"alias_kind":"arxiv_version","alias_value":"1501.06850v2","created_at":"2026-05-18T02:07:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.06850","created_at":"2026-05-18T02:07:26Z"},{"alias_kind":"pith_short_12","alias_value":"2HWWIU3FVZT3","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"2HWWIU3FVZT37ETS","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"2HWWIU3F","created_at":"2026-05-18T12:28:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:2HWWIU3FVZT37ETSMJZD3BJX6G","target":"record","payload":{"canonical_record":{"source":{"id":"1501.06850","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.PR","submitted_at":"2015-01-27T18:05:06Z","cross_cats_sorted":[],"title_canon_sha256":"d9e42ab284be64e0d354c52d4a411b6ac4a29be27d78764954ae76f520b6f6dc","abstract_canon_sha256":"02c3f0e5a25578cd74b9c4532c6329baa5d2d6fb3a3b9a2e4981b4bae85de4b8"},"schema_version":"1.0"},"canonical_sha256":"d1ed645365ae67bf927262723d8537f1ac95336e6db310f60f8c0e118e955120","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:07:26.560251Z","signature_b64":"Fh29f6koqNQpPXI3yRo+VV/KFGBcqJjvplWHCYZgJg8MiCvvOkfPulhhLCALQdXZhEZbGbC8pnGv3Bf4xFrkCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d1ed645365ae67bf927262723d8537f1ac95336e6db310f60f8c0e118e955120","last_reissued_at":"2026-05-18T02:07:26.559826Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:07:26.559826Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.06850","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":"2026-05-18T02:07:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bon4LMKIsVl9/sL0jOaTw/jH4Sw+r5JlC+oH6TGur2jPqCpCw/BjJAMhkhLyDBXzFPytdCkb1Bnm9Da7/ntXBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T14:25:26.227424Z"},"content_sha256":"475c905bacae493f461468f0c3bdbb7a230c859effcb6b5bfdff93eeeb6e79e0","schema_version":"1.0","event_id":"sha256:475c905bacae493f461468f0c3bdbb7a230c859effcb6b5bfdff93eeeb6e79e0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:2HWWIU3FVZT37ETSMJZD3BJX6G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Estimation of parameters of SDE driven by fractional Brownian motion with polynomial drift","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.PR","authors_text":"Dmitrij Melichov, Kestutis Kubilius, Viktor Skorniakov","submitted_at":"2015-01-27T18:05:06Z","abstract_excerpt":"Strongly consistent and asymptotically normal estimators of the Hurst index and volatility parameters of solutions of stochastic differential equations with polynomial drift are proposed. The estimators are based on discrete observations of the underlying processes."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.06850","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":"2026-05-18T02:07:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2dbkqHLk5qFY6D+MwFaFQs6qJai1nviT230eJERSwj54PjiNTR4B/kK2nD9SGi37QpSPp6Imcb6s5bERnsXHBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T14:25:26.228437Z"},"content_sha256":"d038b49156bb0bac79603bfaf09a8b6e07b8e12114041f5a034e93da9874a330","schema_version":"1.0","event_id":"sha256:d038b49156bb0bac79603bfaf09a8b6e07b8e12114041f5a034e93da9874a330"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2HWWIU3FVZT37ETSMJZD3BJX6G/bundle.json","state_url":"https://pith.science/pith/2HWWIU3FVZT37ETSMJZD3BJX6G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2HWWIU3FVZT37ETSMJZD3BJX6G/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":"2026-06-06T14:25:26Z","links":{"resolver":"https://pith.science/pith/2HWWIU3FVZT37ETSMJZD3BJX6G","bundle":"https://pith.science/pith/2HWWIU3FVZT37ETSMJZD3BJX6G/bundle.json","state":"https://pith.science/pith/2HWWIU3FVZT37ETSMJZD3BJX6G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2HWWIU3FVZT37ETSMJZD3BJX6G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:2HWWIU3FVZT37ETSMJZD3BJX6G","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":"02c3f0e5a25578cd74b9c4532c6329baa5d2d6fb3a3b9a2e4981b4bae85de4b8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.PR","submitted_at":"2015-01-27T18:05:06Z","title_canon_sha256":"d9e42ab284be64e0d354c52d4a411b6ac4a29be27d78764954ae76f520b6f6dc"},"schema_version":"1.0","source":{"id":"1501.06850","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.06850","created_at":"2026-05-18T02:07:26Z"},{"alias_kind":"arxiv_version","alias_value":"1501.06850v2","created_at":"2026-05-18T02:07:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.06850","created_at":"2026-05-18T02:07:26Z"},{"alias_kind":"pith_short_12","alias_value":"2HWWIU3FVZT3","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_16","alias_value":"2HWWIU3FVZT37ETS","created_at":"2026-05-18T12:28:59Z"},{"alias_kind":"pith_short_8","alias_value":"2HWWIU3F","created_at":"2026-05-18T12:28:59Z"}],"graph_snapshots":[{"event_id":"sha256:d038b49156bb0bac79603bfaf09a8b6e07b8e12114041f5a034e93da9874a330","target":"graph","created_at":"2026-05-18T02:07:26Z","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":"Strongly consistent and asymptotically normal estimators of the Hurst index and volatility parameters of solutions of stochastic differential equations with polynomial drift are proposed. The estimators are based on discrete observations of the underlying processes.","authors_text":"Dmitrij Melichov, Kestutis Kubilius, Viktor Skorniakov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.PR","submitted_at":"2015-01-27T18:05:06Z","title":"Estimation of parameters of SDE driven by fractional Brownian motion with polynomial drift"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.06850","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":"sha256:475c905bacae493f461468f0c3bdbb7a230c859effcb6b5bfdff93eeeb6e79e0","target":"record","created_at":"2026-05-18T02:07:26Z","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":"02c3f0e5a25578cd74b9c4532c6329baa5d2d6fb3a3b9a2e4981b4bae85de4b8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.PR","submitted_at":"2015-01-27T18:05:06Z","title_canon_sha256":"d9e42ab284be64e0d354c52d4a411b6ac4a29be27d78764954ae76f520b6f6dc"},"schema_version":"1.0","source":{"id":"1501.06850","kind":"arxiv","version":2}},"canonical_sha256":"d1ed645365ae67bf927262723d8537f1ac95336e6db310f60f8c0e118e955120","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d1ed645365ae67bf927262723d8537f1ac95336e6db310f60f8c0e118e955120","first_computed_at":"2026-05-18T02:07:26.559826Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:07:26.559826Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Fh29f6koqNQpPXI3yRo+VV/KFGBcqJjvplWHCYZgJg8MiCvvOkfPulhhLCALQdXZhEZbGbC8pnGv3Bf4xFrkCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:07:26.560251Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.06850","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:475c905bacae493f461468f0c3bdbb7a230c859effcb6b5bfdff93eeeb6e79e0","sha256:d038b49156bb0bac79603bfaf09a8b6e07b8e12114041f5a034e93da9874a330"],"state_sha256":"a1a5beb6704c8cda1dc169f4fc3b30fca05cc375cfa762b93a33dc54ad47655d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZxEVKUeLvf8cOWJKjS3fOmPtzcHEof9jLbsdQzD+POvvLkqDp2UfiAK9ick+ch/aJFQ9fjHhjfMvxKkNBsDiDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T14:25:26.232372Z","bundle_sha256":"abe8b15875a1202a23945cf98017e8880b2897295084504edf03fc3416d43767"}}