{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:OONLQ7UJJS6742YQMHVGTEI32L","short_pith_number":"pith:OONLQ7UJ","canonical_record":{"source":{"id":"1705.02344","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2017-05-05T18:00:04Z","cross_cats_sorted":["astro-ph.IM","physics.data-an","q-bio.QM","q-fin.ST"],"title_canon_sha256":"eb5d8468d25cf068e996b646568400085fb8418853f57249c0e2e6ebca5147c0","abstract_canon_sha256":"a68cf2fc1d62d3eed7447962ad3dac248fef74ee0e7b849655d141ccf73e148e"},"schema_version":"1.0"},"canonical_sha256":"739ab87e894cbdfe6b1061ea69911bd2c5504981afbe1f523db026a885d1c227","source":{"kind":"arxiv","id":"1705.02344","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.02344","created_at":"2026-05-18T00:23:45Z"},{"alias_kind":"arxiv_version","alias_value":"1705.02344v2","created_at":"2026-05-18T00:23:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.02344","created_at":"2026-05-18T00:23:45Z"},{"alias_kind":"pith_short_12","alias_value":"OONLQ7UJJS67","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OONLQ7UJJS6742YQ","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OONLQ7UJ","created_at":"2026-05-18T12:31:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:OONLQ7UJJS6742YQMHVGTEI32L","target":"record","payload":{"canonical_record":{"source":{"id":"1705.02344","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2017-05-05T18:00:04Z","cross_cats_sorted":["astro-ph.IM","physics.data-an","q-bio.QM","q-fin.ST"],"title_canon_sha256":"eb5d8468d25cf068e996b646568400085fb8418853f57249c0e2e6ebca5147c0","abstract_canon_sha256":"a68cf2fc1d62d3eed7447962ad3dac248fef74ee0e7b849655d141ccf73e148e"},"schema_version":"1.0"},"canonical_sha256":"739ab87e894cbdfe6b1061ea69911bd2c5504981afbe1f523db026a885d1c227","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:23:45.670802Z","signature_b64":"gENbpCOSkLMKpzBuCfS7s3Rpr3X3WGPHBUPFmNR8Z3fptojmYuoI1EYZeehJz+nd28gXfRVVOrBNVt16Wr9VAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"739ab87e894cbdfe6b1061ea69911bd2c5504981afbe1f523db026a885d1c227","last_reissued_at":"2026-05-18T00:23:45.670278Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:23:45.670278Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.02344","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":"2026-05-18T00:23:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n/p1LZeBPwKf8H20u8iAGWxR0xB5ZAjz4eu5ENhjyVWHd6WRnxqgjzBe/KT052HmUGLc6XbuT0T9PT7eFdqXDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T04:01:31.815593Z"},"content_sha256":"558d97922e25e0cb550e4d92892586499d1aa6bc3736ae9b849c4950a622dbe3","schema_version":"1.0","event_id":"sha256:558d97922e25e0cb550e4d92892586499d1aa6bc3736ae9b849c4950a622dbe3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:OONLQ7UJJS6742YQMHVGTEI32L","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Noisy independent component analysis of auto-correlated components","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM","physics.data-an","q-bio.QM","q-fin.ST"],"primary_cat":"stat.ME","authors_text":"Jakob Knollm\\\"uller, Torsten A. En{\\ss}lin","submitted_at":"2017-05-05T18:00:04Z","abstract_excerpt":"We present a new method for the separation of superimposed, independent, auto-correlated components from noisy multi-channel measurement. The presented method simultaneously reconstructs and separates the components, taking all channels into account and thereby increases the effective signal-to-noise ratio considerably, allowing separations even in the high noise regime. Characteristics of the measurement instruments can be included, allowing for application in complex measurement situations. Independent posterior samples can be provided, permitting error estimates on all desired quantities. U"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.02344","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":"2026-05-18T00:23:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NXSLU8XsRUL+FHF1s4mlt2BKiAiDLBFpZ7cppH3UfWFLPDZxFz2loscjb3XfDny906Ppx6bsMdeXoxLdxDAvBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T04:01:31.815954Z"},"content_sha256":"22747d94a7a32adc7a6a3da6c70645fc03bf7a8940bcd542fa087798a5200cff","schema_version":"1.0","event_id":"sha256:22747d94a7a32adc7a6a3da6c70645fc03bf7a8940bcd542fa087798a5200cff"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OONLQ7UJJS6742YQMHVGTEI32L/bundle.json","state_url":"https://pith.science/pith/OONLQ7UJJS6742YQMHVGTEI32L/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OONLQ7UJJS6742YQMHVGTEI32L/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":"2026-05-28T04:01:31Z","links":{"resolver":"https://pith.science/pith/OONLQ7UJJS6742YQMHVGTEI32L","bundle":"https://pith.science/pith/OONLQ7UJJS6742YQMHVGTEI32L/bundle.json","state":"https://pith.science/pith/OONLQ7UJJS6742YQMHVGTEI32L/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OONLQ7UJJS6742YQMHVGTEI32L/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:OONLQ7UJJS6742YQMHVGTEI32L","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":"a68cf2fc1d62d3eed7447962ad3dac248fef74ee0e7b849655d141ccf73e148e","cross_cats_sorted":["astro-ph.IM","physics.data-an","q-bio.QM","q-fin.ST"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2017-05-05T18:00:04Z","title_canon_sha256":"eb5d8468d25cf068e996b646568400085fb8418853f57249c0e2e6ebca5147c0"},"schema_version":"1.0","source":{"id":"1705.02344","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.02344","created_at":"2026-05-18T00:23:45Z"},{"alias_kind":"arxiv_version","alias_value":"1705.02344v2","created_at":"2026-05-18T00:23:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.02344","created_at":"2026-05-18T00:23:45Z"},{"alias_kind":"pith_short_12","alias_value":"OONLQ7UJJS67","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OONLQ7UJJS6742YQ","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OONLQ7UJ","created_at":"2026-05-18T12:31:34Z"}],"graph_snapshots":[{"event_id":"sha256:22747d94a7a32adc7a6a3da6c70645fc03bf7a8940bcd542fa087798a5200cff","target":"graph","created_at":"2026-05-18T00:23:45Z","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":"We present a new method for the separation of superimposed, independent, auto-correlated components from noisy multi-channel measurement. The presented method simultaneously reconstructs and separates the components, taking all channels into account and thereby increases the effective signal-to-noise ratio considerably, allowing separations even in the high noise regime. Characteristics of the measurement instruments can be included, allowing for application in complex measurement situations. Independent posterior samples can be provided, permitting error estimates on all desired quantities. U","authors_text":"Jakob Knollm\\\"uller, Torsten A. En{\\ss}lin","cross_cats":["astro-ph.IM","physics.data-an","q-bio.QM","q-fin.ST"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2017-05-05T18:00:04Z","title":"Noisy independent component analysis of auto-correlated components"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.02344","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":"sha256:558d97922e25e0cb550e4d92892586499d1aa6bc3736ae9b849c4950a622dbe3","target":"record","created_at":"2026-05-18T00:23:45Z","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":"a68cf2fc1d62d3eed7447962ad3dac248fef74ee0e7b849655d141ccf73e148e","cross_cats_sorted":["astro-ph.IM","physics.data-an","q-bio.QM","q-fin.ST"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.ME","submitted_at":"2017-05-05T18:00:04Z","title_canon_sha256":"eb5d8468d25cf068e996b646568400085fb8418853f57249c0e2e6ebca5147c0"},"schema_version":"1.0","source":{"id":"1705.02344","kind":"arxiv","version":2}},"canonical_sha256":"739ab87e894cbdfe6b1061ea69911bd2c5504981afbe1f523db026a885d1c227","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"739ab87e894cbdfe6b1061ea69911bd2c5504981afbe1f523db026a885d1c227","first_computed_at":"2026-05-18T00:23:45.670278Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:23:45.670278Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gENbpCOSkLMKpzBuCfS7s3Rpr3X3WGPHBUPFmNR8Z3fptojmYuoI1EYZeehJz+nd28gXfRVVOrBNVt16Wr9VAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:23:45.670802Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.02344","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:558d97922e25e0cb550e4d92892586499d1aa6bc3736ae9b849c4950a622dbe3","sha256:22747d94a7a32adc7a6a3da6c70645fc03bf7a8940bcd542fa087798a5200cff"],"state_sha256":"6025d7cfe2173fba1c4f6ab936ef4e7f4c96a197453919e4594975dad85845ba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lut2QR8Nt+IewdcRA/1b6OXXqbsvLuUkg7eTV6t+j71PbwUHPP2b0Uo8xNHGtvpEzqR5z9K5zwEUW08Xs+D4AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T04:01:31.818502Z","bundle_sha256":"a299434eba0dac49eda57f913bfbf6e1e3665b952e3bb95147070b8e45227e8d"}}