{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:G2JFO7L36OX5DMG4W6Y2ESZRA6","short_pith_number":"pith:G2JFO7L3","canonical_record":{"source":{"id":"1709.05547","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2017-09-16T18:34:12Z","cross_cats_sorted":[],"title_canon_sha256":"584aaf6855cc4723f51a2c11b5f1f59cb9c3a2d5da2cbf057a5a94460bad61ed","abstract_canon_sha256":"facbe1881af8edffe8f557788e415b56b01883425c00dbeddf78c8aa52387419"},"schema_version":"1.0"},"canonical_sha256":"3692577d7bf3afd1b0dcb7b1a24b31078d4064ad0778e3939ea13b963f15ea52","source":{"kind":"arxiv","id":"1709.05547","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.05547","created_at":"2026-05-17T23:41:01Z"},{"alias_kind":"arxiv_version","alias_value":"1709.05547v2","created_at":"2026-05-17T23:41:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.05547","created_at":"2026-05-17T23:41:01Z"},{"alias_kind":"pith_short_12","alias_value":"G2JFO7L36OX5","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"G2JFO7L36OX5DMG4","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"G2JFO7L3","created_at":"2026-05-18T12:31:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:G2JFO7L36OX5DMG4W6Y2ESZRA6","target":"record","payload":{"canonical_record":{"source":{"id":"1709.05547","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2017-09-16T18:34:12Z","cross_cats_sorted":[],"title_canon_sha256":"584aaf6855cc4723f51a2c11b5f1f59cb9c3a2d5da2cbf057a5a94460bad61ed","abstract_canon_sha256":"facbe1881af8edffe8f557788e415b56b01883425c00dbeddf78c8aa52387419"},"schema_version":"1.0"},"canonical_sha256":"3692577d7bf3afd1b0dcb7b1a24b31078d4064ad0778e3939ea13b963f15ea52","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:41:01.464564Z","signature_b64":"PVSrKqYiaF/z5E5rvEu6nqTYa1Bms/IOpMMmFOMMbUqSosArXSMMG08RGyGSjqQL8Sgdp34WfK0N6SGE4cYuBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3692577d7bf3afd1b0dcb7b1a24b31078d4064ad0778e3939ea13b963f15ea52","last_reissued_at":"2026-05-17T23:41:01.463875Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:41:01.463875Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.05547","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":"2026-05-17T23:41:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eABxHtsNQGVe1sTAoB1KYfFVu/QJuECmJUUgRWD/ewPuG2fTQcfkD0D/IfV1sioPWTMMZTfqv2ugWH83C8ngAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T02:56:04.630681Z"},"content_sha256":"3a1180351cd33896374a1a56f5d5411cbd8e2a603d5c0b2ed8406a7f346e4ee4","schema_version":"1.0","event_id":"sha256:3a1180351cd33896374a1a56f5d5411cbd8e2a603d5c0b2ed8406a7f346e4ee4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:G2JFO7L36OX5DMG4W6Y2ESZRA6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Method for Mode Mixing Separation in Empirical Mode Decomposition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"stat.ME","authors_text":"Marta Molinas, Olav B. Fosso","submitted_at":"2017-09-16T18:34:12Z","abstract_excerpt":"The Empirical Mode Decomposition (EMD) is a signal analysis method that separates multi-component signals into single oscillatory modes called intrinsic mode functions (IMFs), each of which can generally be associated to a physical meaning of the process from which the signal is obtained. When the phenomena of mode mixing occur, as a result of the EMD sifting process, the IMFs can lose their physical meaning hindering the interpretation of the results of the analysis. In the paper, \"One or Two frequencies? The Empirical Mode Decomposition Answers\", Gabriel Rilling and Patrick Flandrin [3] pres"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.05547","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":"2026-05-17T23:41:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LyLYcpe1DZ2zrAfXjEOr96DDxbiHWUwv9g8XW8KDO0ICJEAO7Wbz5DNdF3gv+jHDwcXfdBQPlKXEQAgXy2BPCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T02:56:04.631024Z"},"content_sha256":"bfad2b4c4565cb8bd7db894097affc6ff285f5edfc8a6afe0dbd1de1fbc5ddad","schema_version":"1.0","event_id":"sha256:bfad2b4c4565cb8bd7db894097affc6ff285f5edfc8a6afe0dbd1de1fbc5ddad"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G2JFO7L36OX5DMG4W6Y2ESZRA6/bundle.json","state_url":"https://pith.science/pith/G2JFO7L36OX5DMG4W6Y2ESZRA6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G2JFO7L36OX5DMG4W6Y2ESZRA6/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":"2026-06-04T02:56:04Z","links":{"resolver":"https://pith.science/pith/G2JFO7L36OX5DMG4W6Y2ESZRA6","bundle":"https://pith.science/pith/G2JFO7L36OX5DMG4W6Y2ESZRA6/bundle.json","state":"https://pith.science/pith/G2JFO7L36OX5DMG4W6Y2ESZRA6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G2JFO7L36OX5DMG4W6Y2ESZRA6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:G2JFO7L36OX5DMG4W6Y2ESZRA6","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":"facbe1881af8edffe8f557788e415b56b01883425c00dbeddf78c8aa52387419","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2017-09-16T18:34:12Z","title_canon_sha256":"584aaf6855cc4723f51a2c11b5f1f59cb9c3a2d5da2cbf057a5a94460bad61ed"},"schema_version":"1.0","source":{"id":"1709.05547","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.05547","created_at":"2026-05-17T23:41:01Z"},{"alias_kind":"arxiv_version","alias_value":"1709.05547v2","created_at":"2026-05-17T23:41:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.05547","created_at":"2026-05-17T23:41:01Z"},{"alias_kind":"pith_short_12","alias_value":"G2JFO7L36OX5","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_16","alias_value":"G2JFO7L36OX5DMG4","created_at":"2026-05-18T12:31:15Z"},{"alias_kind":"pith_short_8","alias_value":"G2JFO7L3","created_at":"2026-05-18T12:31:15Z"}],"graph_snapshots":[{"event_id":"sha256:bfad2b4c4565cb8bd7db894097affc6ff285f5edfc8a6afe0dbd1de1fbc5ddad","target":"graph","created_at":"2026-05-17T23:41:01Z","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":"The Empirical Mode Decomposition (EMD) is a signal analysis method that separates multi-component signals into single oscillatory modes called intrinsic mode functions (IMFs), each of which can generally be associated to a physical meaning of the process from which the signal is obtained. When the phenomena of mode mixing occur, as a result of the EMD sifting process, the IMFs can lose their physical meaning hindering the interpretation of the results of the analysis. In the paper, \"One or Two frequencies? The Empirical Mode Decomposition Answers\", Gabriel Rilling and Patrick Flandrin [3] pres","authors_text":"Marta Molinas, Olav B. Fosso","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2017-09-16T18:34:12Z","title":"Method for Mode Mixing Separation in Empirical Mode Decomposition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.05547","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":"sha256:3a1180351cd33896374a1a56f5d5411cbd8e2a603d5c0b2ed8406a7f346e4ee4","target":"record","created_at":"2026-05-17T23:41:01Z","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":"facbe1881af8edffe8f557788e415b56b01883425c00dbeddf78c8aa52387419","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2017-09-16T18:34:12Z","title_canon_sha256":"584aaf6855cc4723f51a2c11b5f1f59cb9c3a2d5da2cbf057a5a94460bad61ed"},"schema_version":"1.0","source":{"id":"1709.05547","kind":"arxiv","version":2}},"canonical_sha256":"3692577d7bf3afd1b0dcb7b1a24b31078d4064ad0778e3939ea13b963f15ea52","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3692577d7bf3afd1b0dcb7b1a24b31078d4064ad0778e3939ea13b963f15ea52","first_computed_at":"2026-05-17T23:41:01.463875Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:41:01.463875Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PVSrKqYiaF/z5E5rvEu6nqTYa1Bms/IOpMMmFOMMbUqSosArXSMMG08RGyGSjqQL8Sgdp34WfK0N6SGE4cYuBw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:41:01.464564Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.05547","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3a1180351cd33896374a1a56f5d5411cbd8e2a603d5c0b2ed8406a7f346e4ee4","sha256:bfad2b4c4565cb8bd7db894097affc6ff285f5edfc8a6afe0dbd1de1fbc5ddad"],"state_sha256":"ea94238892f646e598591413c3e9eff57e69912aaa785adcb3e42663c272c607"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AXAyKzgmi3ZG92zIekCL+abD6pE5XbFp+5iy8gU/D04G4kL3g8KKo+1SgubBMXzaX7h8PwCG45Qq9OsD05sZDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T02:56:04.632948Z","bundle_sha256":"c57cc98561148000aa62fcd4955b2585149eecb9e8546e4c5a028ec5adba5567"}}