{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:NRDKAQYIFQ42PZR35HUVQCFGIC","short_pith_number":"pith:NRDKAQYI","canonical_record":{"source":{"id":"2606.28732","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2026-06-27T04:48:09Z","cross_cats_sorted":[],"title_canon_sha256":"550913f5d6d0a489c7c31eada6b8848e562efcb952874ead346ad4c48d97a364","abstract_canon_sha256":"9f28f87bd89f485afca21e645a0ba238f577d0b74203b27afc8d8910a7195eb0"},"schema_version":"1.0"},"canonical_sha256":"6c46a043082c39a7e63be9e95808a6408f3c106c71b9381e7674d28eefb8dffa","source":{"kind":"arxiv","id":"2606.28732","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.28732","created_at":"2026-06-30T01:16:49Z"},{"alias_kind":"arxiv_version","alias_value":"2606.28732v1","created_at":"2026-06-30T01:16:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.28732","created_at":"2026-06-30T01:16:49Z"},{"alias_kind":"pith_short_12","alias_value":"NRDKAQYIFQ42","created_at":"2026-06-30T01:16:49Z"},{"alias_kind":"pith_short_16","alias_value":"NRDKAQYIFQ42PZR3","created_at":"2026-06-30T01:16:49Z"},{"alias_kind":"pith_short_8","alias_value":"NRDKAQYI","created_at":"2026-06-30T01:16:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:NRDKAQYIFQ42PZR35HUVQCFGIC","target":"record","payload":{"canonical_record":{"source":{"id":"2606.28732","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2026-06-27T04:48:09Z","cross_cats_sorted":[],"title_canon_sha256":"550913f5d6d0a489c7c31eada6b8848e562efcb952874ead346ad4c48d97a364","abstract_canon_sha256":"9f28f87bd89f485afca21e645a0ba238f577d0b74203b27afc8d8910a7195eb0"},"schema_version":"1.0"},"canonical_sha256":"6c46a043082c39a7e63be9e95808a6408f3c106c71b9381e7674d28eefb8dffa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-30T01:16:49.683918Z","signature_b64":"mSkdaBjKDaoZQYycYZbc5Jp3/Ds2nwqnbtwczTgU50wO7KiS41B6OpRpJZiqHuRfHQjB0Ut4HH69gzOdA2qKBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c46a043082c39a7e63be9e95808a6408f3c106c71b9381e7674d28eefb8dffa","last_reissued_at":"2026-06-30T01:16:49.683387Z","signature_status":"signed_v1","first_computed_at":"2026-06-30T01:16:49.683387Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.28732","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":"2026-06-30T01:16:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wX4oA4K3yPN4pvAL4l/8c/z9DYZ7tNM0zPHR6IqXjHrM9eD2hjQr5JrSCIwJJ9kyZHQYpGxSQVC7/iw4TpIsCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T22:41:44.718388Z"},"content_sha256":"8c78d298727393fab294b91284d99e01d186e70812c71a4d478777305e957866","schema_version":"1.0","event_id":"sha256:8c78d298727393fab294b91284d99e01d186e70812c71a4d478777305e957866"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:NRDKAQYIFQ42PZR35HUVQCFGIC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"CTC-Seeded Token Edit Refinement for Non-Autoregressive Speech Recognition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.AS","authors_text":"Wanting Huang, Weiran Wang","submitted_at":"2026-06-27T04:48:09Z","abstract_excerpt":"Non-autoregressive automatic speech recognition (ASR) enables parallel decoding, but many refinement-based methods begin from random, fully masked, or fixed-length token sequences, requiring multiple iterations to reconstruct the complete transcript. We instead formulate ASR decoding as a variable-length edit refinement of a greedy connectionist temporal classification (CTC) hypothesis. An acoustic-conditioned Edit Flow decoder operates directly on the collapsed CTC hypothesis, predicting insertion, deletion, and substitution operations in parallel. The Edit Flow decoder is jointly trained wit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.28732","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/2606.28732/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":"2026-06-30T01:16:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qXQi3A3FXLE9fnYAwMNXIeSf5nP8WGN8ivLnGqhDbNYPtLPc1PCwqQD+8PB5Z6KqIS4wwd2eP5t4QwgZ6sjLDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T22:41:44.719028Z"},"content_sha256":"cde94f64deb8788e10502bc3f085df1a4f35286ddc50fc96763b61d875934ae9","schema_version":"1.0","event_id":"sha256:cde94f64deb8788e10502bc3f085df1a4f35286ddc50fc96763b61d875934ae9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NRDKAQYIFQ42PZR35HUVQCFGIC/bundle.json","state_url":"https://pith.science/pith/NRDKAQYIFQ42PZR35HUVQCFGIC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NRDKAQYIFQ42PZR35HUVQCFGIC/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":"2026-06-30T22:41:44Z","links":{"resolver":"https://pith.science/pith/NRDKAQYIFQ42PZR35HUVQCFGIC","bundle":"https://pith.science/pith/NRDKAQYIFQ42PZR35HUVQCFGIC/bundle.json","state":"https://pith.science/pith/NRDKAQYIFQ42PZR35HUVQCFGIC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NRDKAQYIFQ42PZR35HUVQCFGIC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:NRDKAQYIFQ42PZR35HUVQCFGIC","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":"9f28f87bd89f485afca21e645a0ba238f577d0b74203b27afc8d8910a7195eb0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2026-06-27T04:48:09Z","title_canon_sha256":"550913f5d6d0a489c7c31eada6b8848e562efcb952874ead346ad4c48d97a364"},"schema_version":"1.0","source":{"id":"2606.28732","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.28732","created_at":"2026-06-30T01:16:49Z"},{"alias_kind":"arxiv_version","alias_value":"2606.28732v1","created_at":"2026-06-30T01:16:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.28732","created_at":"2026-06-30T01:16:49Z"},{"alias_kind":"pith_short_12","alias_value":"NRDKAQYIFQ42","created_at":"2026-06-30T01:16:49Z"},{"alias_kind":"pith_short_16","alias_value":"NRDKAQYIFQ42PZR3","created_at":"2026-06-30T01:16:49Z"},{"alias_kind":"pith_short_8","alias_value":"NRDKAQYI","created_at":"2026-06-30T01:16:49Z"}],"graph_snapshots":[{"event_id":"sha256:cde94f64deb8788e10502bc3f085df1a4f35286ddc50fc96763b61d875934ae9","target":"graph","created_at":"2026-06-30T01:16:49Z","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/2606.28732/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Non-autoregressive automatic speech recognition (ASR) enables parallel decoding, but many refinement-based methods begin from random, fully masked, or fixed-length token sequences, requiring multiple iterations to reconstruct the complete transcript. We instead formulate ASR decoding as a variable-length edit refinement of a greedy connectionist temporal classification (CTC) hypothesis. An acoustic-conditioned Edit Flow decoder operates directly on the collapsed CTC hypothesis, predicting insertion, deletion, and substitution operations in parallel. The Edit Flow decoder is jointly trained wit","authors_text":"Wanting Huang, Weiran Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2026-06-27T04:48:09Z","title":"CTC-Seeded Token Edit Refinement for Non-Autoregressive Speech Recognition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.28732","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":"sha256:8c78d298727393fab294b91284d99e01d186e70812c71a4d478777305e957866","target":"record","created_at":"2026-06-30T01:16:49Z","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":"9f28f87bd89f485afca21e645a0ba238f577d0b74203b27afc8d8910a7195eb0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.AS","submitted_at":"2026-06-27T04:48:09Z","title_canon_sha256":"550913f5d6d0a489c7c31eada6b8848e562efcb952874ead346ad4c48d97a364"},"schema_version":"1.0","source":{"id":"2606.28732","kind":"arxiv","version":1}},"canonical_sha256":"6c46a043082c39a7e63be9e95808a6408f3c106c71b9381e7674d28eefb8dffa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c46a043082c39a7e63be9e95808a6408f3c106c71b9381e7674d28eefb8dffa","first_computed_at":"2026-06-30T01:16:49.683387Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-30T01:16:49.683387Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mSkdaBjKDaoZQYycYZbc5Jp3/Ds2nwqnbtwczTgU50wO7KiS41B6OpRpJZiqHuRfHQjB0Ut4HH69gzOdA2qKBw==","signature_status":"signed_v1","signed_at":"2026-06-30T01:16:49.683918Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.28732","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8c78d298727393fab294b91284d99e01d186e70812c71a4d478777305e957866","sha256:cde94f64deb8788e10502bc3f085df1a4f35286ddc50fc96763b61d875934ae9"],"state_sha256":"f18b4ff8d1453ff233667a32757809ab637188d1893b49b4697eb6afc68b4749"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+BZhhoaxWQ7P3VDKhwmMFzCDBl5AXw98A9cTeEkfCMrwbbeZXogHlWjFzPxW7oDeA9BwdOBeGI2AwZwmsd7lDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-30T22:41:44.722104Z","bundle_sha256":"879750810d51a6947bb7c0fe2ac44c6ccb304866c3992de7a210bf69c47fbc6a"}}