{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:I6NZMDD7MF4QKGFH2PZM3SMGF2","short_pith_number":"pith:I6NZMDD7","canonical_record":{"source":{"id":"2008.08414","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-08-19T13:06:24Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"e965d239cdb4b1485682126ac458bac50d09703e7a340549d752caff74c4fc1a","abstract_canon_sha256":"c7b53379990c555e0faa59c104365839b5c34df9947c7934654b4c84cb2f44ea"},"schema_version":"1.0"},"canonical_sha256":"479b960c7f61790518a7d3f2cdc9862eb42776fd99dc09d42cffa786fd62ef1a","source":{"kind":"arxiv","id":"2008.08414","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.08414","created_at":"2026-07-05T01:28:25Z"},{"alias_kind":"arxiv_version","alias_value":"2008.08414v1","created_at":"2026-07-05T01:28:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.08414","created_at":"2026-07-05T01:28:25Z"},{"alias_kind":"pith_short_12","alias_value":"I6NZMDD7MF4Q","created_at":"2026-07-05T01:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"I6NZMDD7MF4QKGFH","created_at":"2026-07-05T01:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"I6NZMDD7","created_at":"2026-07-05T01:28:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:I6NZMDD7MF4QKGFH2PZM3SMGF2","target":"record","payload":{"canonical_record":{"source":{"id":"2008.08414","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-08-19T13:06:24Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"e965d239cdb4b1485682126ac458bac50d09703e7a340549d752caff74c4fc1a","abstract_canon_sha256":"c7b53379990c555e0faa59c104365839b5c34df9947c7934654b4c84cb2f44ea"},"schema_version":"1.0"},"canonical_sha256":"479b960c7f61790518a7d3f2cdc9862eb42776fd99dc09d42cffa786fd62ef1a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:28:25.544511Z","signature_b64":"fXcXjqOZgKoy4hFQW0tDsyZLpBSU6lsajl5voN/Zq/FLd1ARwfmszCUU0TwkX5MjbSoq1BVc0JuSbeNGM5WxDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"479b960c7f61790518a7d3f2cdc9862eb42776fd99dc09d42cffa786fd62ef1a","last_reissued_at":"2026-07-05T01:28:25.544010Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:28:25.544010Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.08414","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":"2026-07-05T01:28:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l4a2Z4APXzu2af+FCVAPzhzOleNQMRMMrW4TBx5OvieC49Nzb72pg9ifo0A9yjtqmx565Kbqera+GwaOfSfhBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T15:59:01.640533Z"},"content_sha256":"265d258a6bf2bb5566f73dcb9127470f2e009c9c70ba143d25397afa9f3516fd","schema_version":"1.0","event_id":"sha256:265d258a6bf2bb5566f73dcb9127470f2e009c9c70ba143d25397afa9f3516fd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:I6NZMDD7MF4QKGFH2PZM3SMGF2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Improving Blind Spot Denoising for Microscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CV"],"primary_cat":"eess.IV","authors_text":"Alexander Krull, Alf Honigmann, Anna S. Goncharova, Florian Jug","submitted_at":"2020-08-19T13:06:24Z","abstract_excerpt":"Many microscopy applications are limited by the total amount of usable light and are consequently challenged by the resulting levels of noise in the acquired images. This problem is often addressed via (supervised) deep learning based denoising. Recently, by making assumptions about the noise statistics, self-supervised methods have emerged. Such methods are trained directly on the images that are to be denoised and do not require additional paired training data. While achieving remarkable results, self-supervised methods can produce high-frequency artifacts and achieve inferior results compar"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.08414","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2008.08414/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:28:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9WdVTj0t+nl/UpAmrkDnxN0TDsOc2CiQz50hCFZ/9Sogfw8DTV5A3vto2F1DSJFTqae1754peke55HqD9UjqCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T15:59:01.641151Z"},"content_sha256":"f21436c8c8df6a2c2d60a93b7015f74457dcb63437577e9909737e8da830e61e","schema_version":"1.0","event_id":"sha256:f21436c8c8df6a2c2d60a93b7015f74457dcb63437577e9909737e8da830e61e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I6NZMDD7MF4QKGFH2PZM3SMGF2/bundle.json","state_url":"https://pith.science/pith/I6NZMDD7MF4QKGFH2PZM3SMGF2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I6NZMDD7MF4QKGFH2PZM3SMGF2/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":"2026-07-05T15:59:01Z","links":{"resolver":"https://pith.science/pith/I6NZMDD7MF4QKGFH2PZM3SMGF2","bundle":"https://pith.science/pith/I6NZMDD7MF4QKGFH2PZM3SMGF2/bundle.json","state":"https://pith.science/pith/I6NZMDD7MF4QKGFH2PZM3SMGF2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I6NZMDD7MF4QKGFH2PZM3SMGF2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:I6NZMDD7MF4QKGFH2PZM3SMGF2","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":"c7b53379990c555e0faa59c104365839b5c34df9947c7934654b4c84cb2f44ea","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-08-19T13:06:24Z","title_canon_sha256":"e965d239cdb4b1485682126ac458bac50d09703e7a340549d752caff74c4fc1a"},"schema_version":"1.0","source":{"id":"2008.08414","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.08414","created_at":"2026-07-05T01:28:25Z"},{"alias_kind":"arxiv_version","alias_value":"2008.08414v1","created_at":"2026-07-05T01:28:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.08414","created_at":"2026-07-05T01:28:25Z"},{"alias_kind":"pith_short_12","alias_value":"I6NZMDD7MF4Q","created_at":"2026-07-05T01:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"I6NZMDD7MF4QKGFH","created_at":"2026-07-05T01:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"I6NZMDD7","created_at":"2026-07-05T01:28:25Z"}],"graph_snapshots":[{"event_id":"sha256:f21436c8c8df6a2c2d60a93b7015f74457dcb63437577e9909737e8da830e61e","target":"graph","created_at":"2026-07-05T01:28:25Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2008.08414/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Many microscopy applications are limited by the total amount of usable light and are consequently challenged by the resulting levels of noise in the acquired images. This problem is often addressed via (supervised) deep learning based denoising. Recently, by making assumptions about the noise statistics, self-supervised methods have emerged. Such methods are trained directly on the images that are to be denoised and do not require additional paired training data. While achieving remarkable results, self-supervised methods can produce high-frequency artifacts and achieve inferior results compar","authors_text":"Alexander Krull, Alf Honigmann, Anna S. Goncharova, Florian Jug","cross_cats":["cs.CV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-08-19T13:06:24Z","title":"Improving Blind Spot Denoising for Microscopy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.08414","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":"sha256:265d258a6bf2bb5566f73dcb9127470f2e009c9c70ba143d25397afa9f3516fd","target":"record","created_at":"2026-07-05T01:28:25Z","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":"c7b53379990c555e0faa59c104365839b5c34df9947c7934654b4c84cb2f44ea","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-08-19T13:06:24Z","title_canon_sha256":"e965d239cdb4b1485682126ac458bac50d09703e7a340549d752caff74c4fc1a"},"schema_version":"1.0","source":{"id":"2008.08414","kind":"arxiv","version":1}},"canonical_sha256":"479b960c7f61790518a7d3f2cdc9862eb42776fd99dc09d42cffa786fd62ef1a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"479b960c7f61790518a7d3f2cdc9862eb42776fd99dc09d42cffa786fd62ef1a","first_computed_at":"2026-07-05T01:28:25.544010Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:28:25.544010Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fXcXjqOZgKoy4hFQW0tDsyZLpBSU6lsajl5voN/Zq/FLd1ARwfmszCUU0TwkX5MjbSoq1BVc0JuSbeNGM5WxDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:28:25.544511Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.08414","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:265d258a6bf2bb5566f73dcb9127470f2e009c9c70ba143d25397afa9f3516fd","sha256:f21436c8c8df6a2c2d60a93b7015f74457dcb63437577e9909737e8da830e61e"],"state_sha256":"9abe6add9c8696ed5175aff5a12d6c5cc64586052fe079a44cfc4a04913b3886"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YfrTXvZQTvKcM4MJzgwLgHm9WFmtggwep16G/fy3BP1d9WB2qtrrD29gCCdVM1Wp+irFvkJwK9+aNHOZHz+tDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T15:59:01.644101Z","bundle_sha256":"63d8d73b17d038683e5c606af16c08176e1880a47bdde089656f885626521b02"}}