{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:YO7POV3OK3565DYG5UNY4E6MUF","short_pith_number":"pith:YO7POV3O","canonical_record":{"source":{"id":"2401.08920","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-01-17T02:05:21Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"03e6c715845134df887d7e9da19f9c0049740528ef5302940f0fec1467de0fbc","abstract_canon_sha256":"4a0e5c37d108e5c25a6115b57d40a00795e3aa67a7aeef92635b0fb5cf5986d3"},"schema_version":"1.0"},"canonical_sha256":"c3bef7576e56fbee8f06ed1b8e13cca14911ebfcbd05daa5428fa25f03d99702","source":{"kind":"arxiv","id":"2401.08920","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.08920","created_at":"2026-07-05T10:07:39Z"},{"alias_kind":"arxiv_version","alias_value":"2401.08920v2","created_at":"2026-07-05T10:07:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.08920","created_at":"2026-07-05T10:07:39Z"},{"alias_kind":"pith_short_12","alias_value":"YO7POV3OK356","created_at":"2026-07-05T10:07:39Z"},{"alias_kind":"pith_short_16","alias_value":"YO7POV3OK3565DYG","created_at":"2026-07-05T10:07:39Z"},{"alias_kind":"pith_short_8","alias_value":"YO7POV3O","created_at":"2026-07-05T10:07:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:YO7POV3OK3565DYG5UNY4E6MUF","target":"record","payload":{"canonical_record":{"source":{"id":"2401.08920","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-01-17T02:05:21Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"03e6c715845134df887d7e9da19f9c0049740528ef5302940f0fec1467de0fbc","abstract_canon_sha256":"4a0e5c37d108e5c25a6115b57d40a00795e3aa67a7aeef92635b0fb5cf5986d3"},"schema_version":"1.0"},"canonical_sha256":"c3bef7576e56fbee8f06ed1b8e13cca14911ebfcbd05daa5428fa25f03d99702","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:07:39.142766Z","signature_b64":"/tUz0KbNX0JtGI73/bZC06YKVCyUma0prc8LbUfM4zhvfS7kM4jGJKiLFsAusgCJd2+rNIHEBQ3pEXUQ8dMACw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c3bef7576e56fbee8f06ed1b8e13cca14911ebfcbd05daa5428fa25f03d99702","last_reissued_at":"2026-07-05T10:07:39.142259Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:07:39.142259Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2401.08920","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":"2026-07-05T10:07:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NnQMJ2EmGjkd6BU6dN3g+PJ9eeR3VtmlmVNopZvbknTFSiqWJK76/0zp8tyZXNAbTn1yuDon7VRE/qelmnoCCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T09:11:02.730624Z"},"content_sha256":"acdacdbfae4dc81e7d7005b0255200baf8e07a2291cb0a8a1ad3f7c7b57a4a3c","schema_version":"1.0","event_id":"sha256:acdacdbfae4dc81e7d7005b0255200baf8e07a2291cb0a8a1ad3f7c7b57a4a3c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:YO7POV3OK3565DYG5UNY4E6MUF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Idempotence and Perceptual Image Compression","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.CV"],"primary_cat":"eess.IV","authors_text":"Dailan He, Hongwei Qin, Jingjing Liu, Lina Guo, Tongda Xu, Yanghao Li, Yan Wang, Ya-Qin Zhang, Yuanyuan Wang, Zhe Wang, Ziran Zhu","submitted_at":"2024-01-17T02:05:21Z","abstract_excerpt":"Idempotence is the stability of image codec to re-compression. At the first glance, it is unrelated to perceptual image compression. However, we find that theoretically: 1) Conditional generative model-based perceptual codec satisfies idempotence; 2) Unconditional generative model with idempotence constraint is equivalent to conditional generative codec. Based on this newfound equivalence, we propose a new paradigm of perceptual image codec by inverting unconditional generative model with idempotence constraints. Our codec is theoretically equivalent to conditional generative codec, and it doe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.08920","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2401.08920/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":"2026-07-05T10:07:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fOeoF7VdOSGG5B2lktnetFWakIC17wABAA/r9uzjx41num7AOPF8v4kmGk712Px/xYtiurH9+ZQFVomYFHnhDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T09:11:02.732159Z"},"content_sha256":"6f52c3dcf8b480b0a6be5b69618100c25b97e3a5f73bccf6269f0ed5a9977614","schema_version":"1.0","event_id":"sha256:6f52c3dcf8b480b0a6be5b69618100c25b97e3a5f73bccf6269f0ed5a9977614"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YO7POV3OK3565DYG5UNY4E6MUF/bundle.json","state_url":"https://pith.science/pith/YO7POV3OK3565DYG5UNY4E6MUF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YO7POV3OK3565DYG5UNY4E6MUF/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":"2026-08-10T09:11:02Z","links":{"resolver":"https://pith.science/pith/YO7POV3OK3565DYG5UNY4E6MUF","bundle":"https://pith.science/pith/YO7POV3OK3565DYG5UNY4E6MUF/bundle.json","state":"https://pith.science/pith/YO7POV3OK3565DYG5UNY4E6MUF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YO7POV3OK3565DYG5UNY4E6MUF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:YO7POV3OK3565DYG5UNY4E6MUF","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":"4a0e5c37d108e5c25a6115b57d40a00795e3aa67a7aeef92635b0fb5cf5986d3","cross_cats_sorted":["cs.CV"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-01-17T02:05:21Z","title_canon_sha256":"03e6c715845134df887d7e9da19f9c0049740528ef5302940f0fec1467de0fbc"},"schema_version":"1.0","source":{"id":"2401.08920","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.08920","created_at":"2026-07-05T10:07:39Z"},{"alias_kind":"arxiv_version","alias_value":"2401.08920v2","created_at":"2026-07-05T10:07:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.08920","created_at":"2026-07-05T10:07:39Z"},{"alias_kind":"pith_short_12","alias_value":"YO7POV3OK356","created_at":"2026-07-05T10:07:39Z"},{"alias_kind":"pith_short_16","alias_value":"YO7POV3OK3565DYG","created_at":"2026-07-05T10:07:39Z"},{"alias_kind":"pith_short_8","alias_value":"YO7POV3O","created_at":"2026-07-05T10:07:39Z"}],"graph_snapshots":[{"event_id":"sha256:6f52c3dcf8b480b0a6be5b69618100c25b97e3a5f73bccf6269f0ed5a9977614","target":"graph","created_at":"2026-07-05T10:07:39Z","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/2401.08920/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Idempotence is the stability of image codec to re-compression. At the first glance, it is unrelated to perceptual image compression. However, we find that theoretically: 1) Conditional generative model-based perceptual codec satisfies idempotence; 2) Unconditional generative model with idempotence constraint is equivalent to conditional generative codec. Based on this newfound equivalence, we propose a new paradigm of perceptual image codec by inverting unconditional generative model with idempotence constraints. Our codec is theoretically equivalent to conditional generative codec, and it doe","authors_text":"Dailan He, Hongwei Qin, Jingjing Liu, Lina Guo, Tongda Xu, Yanghao Li, Yan Wang, Ya-Qin Zhang, Yuanyuan Wang, Zhe Wang, Ziran Zhu","cross_cats":["cs.CV"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-01-17T02:05:21Z","title":"Idempotence and Perceptual Image Compression"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.08920","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:acdacdbfae4dc81e7d7005b0255200baf8e07a2291cb0a8a1ad3f7c7b57a4a3c","target":"record","created_at":"2026-07-05T10:07:39Z","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":"4a0e5c37d108e5c25a6115b57d40a00795e3aa67a7aeef92635b0fb5cf5986d3","cross_cats_sorted":["cs.CV"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-01-17T02:05:21Z","title_canon_sha256":"03e6c715845134df887d7e9da19f9c0049740528ef5302940f0fec1467de0fbc"},"schema_version":"1.0","source":{"id":"2401.08920","kind":"arxiv","version":2}},"canonical_sha256":"c3bef7576e56fbee8f06ed1b8e13cca14911ebfcbd05daa5428fa25f03d99702","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c3bef7576e56fbee8f06ed1b8e13cca14911ebfcbd05daa5428fa25f03d99702","first_computed_at":"2026-07-05T10:07:39.142259Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:07:39.142259Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/tUz0KbNX0JtGI73/bZC06YKVCyUma0prc8LbUfM4zhvfS7kM4jGJKiLFsAusgCJd2+rNIHEBQ3pEXUQ8dMACw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:07:39.142766Z","signed_message":"canonical_sha256_bytes"},"source_id":"2401.08920","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:acdacdbfae4dc81e7d7005b0255200baf8e07a2291cb0a8a1ad3f7c7b57a4a3c","sha256:6f52c3dcf8b480b0a6be5b69618100c25b97e3a5f73bccf6269f0ed5a9977614"],"state_sha256":"784a9a0fb9210bd66b0dd2c9bec888af395888e22e8000876290a892d2028f6e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"la2QpZKIVR2W5N9SpjMMYFa9ioyM4UqSi85eSzAknXAV/CGn+2474CEpDULJAOsSGOUUT17IryD4O5c+Don0DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T09:11:02.743214Z","bundle_sha256":"c6bf4ee00e2d857a08c3bf2c2a5475f2c6111d06d3415534da3b7e2ede5f99aa"}}