{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:K7K6TAONZ3PKQFSHMBSMGMZG6O","short_pith_number":"pith:K7K6TAON","canonical_record":{"source":{"id":"2606.29970","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2026-06-29T08:47:17Z","cross_cats_sorted":[],"title_canon_sha256":"7423a431d712f06e75bab7e6952ede7a78ca59e2fa772478a0f45d5c44450cad","abstract_canon_sha256":"61033595830f3420c01e8dda24a918c94aa7bb7aa814b94518f26209bd5d3406"},"schema_version":"1.0"},"canonical_sha256":"57d5e981cdcedea816476064c33326f39dfd784c3d521dfce373720ee94f75dd","source":{"kind":"arxiv","id":"2606.29970","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.29970","created_at":"2026-06-30T02:17:43Z"},{"alias_kind":"arxiv_version","alias_value":"2606.29970v1","created_at":"2026-06-30T02:17:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.29970","created_at":"2026-06-30T02:17:43Z"},{"alias_kind":"pith_short_12","alias_value":"K7K6TAONZ3PK","created_at":"2026-06-30T02:17:43Z"},{"alias_kind":"pith_short_16","alias_value":"K7K6TAONZ3PKQFSH","created_at":"2026-06-30T02:17:43Z"},{"alias_kind":"pith_short_8","alias_value":"K7K6TAON","created_at":"2026-06-30T02:17:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:K7K6TAONZ3PKQFSHMBSMGMZG6O","target":"record","payload":{"canonical_record":{"source":{"id":"2606.29970","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2026-06-29T08:47:17Z","cross_cats_sorted":[],"title_canon_sha256":"7423a431d712f06e75bab7e6952ede7a78ca59e2fa772478a0f45d5c44450cad","abstract_canon_sha256":"61033595830f3420c01e8dda24a918c94aa7bb7aa814b94518f26209bd5d3406"},"schema_version":"1.0"},"canonical_sha256":"57d5e981cdcedea816476064c33326f39dfd784c3d521dfce373720ee94f75dd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-30T02:17:43.291768Z","signature_b64":"JkilmGWJ+arruolVKegwkUROAZl5QRRtfvnUdRaaud0WGfr7eNG3lZZaje0fhGaPHHvU5C1p5DY6rRNlLoC8DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"57d5e981cdcedea816476064c33326f39dfd784c3d521dfce373720ee94f75dd","last_reissued_at":"2026-06-30T02:17:43.291110Z","signature_status":"signed_v1","first_computed_at":"2026-06-30T02:17:43.291110Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.29970","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":"2026-06-30T02:17:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yTXE7DxPo5NetbzdNNtd28WbJRzf7MZ9zI1HLQLaqR0Z0IoUGIFDniQO97ca6wWUfH1KvVfX5hQZfWWAXyjmAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T16:08:49.822542Z"},"content_sha256":"9301be2f4c2c4198e6aaee1fcb731c8cfb8c3528b0449048eb5bf3181e9fd2f1","schema_version":"1.0","event_id":"sha256:9301be2f4c2c4198e6aaee1fcb731c8cfb8c3528b0449048eb5bf3181e9fd2f1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:K7K6TAONZ3PKQFSHMBSMGMZG6O","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"From Extraction to Navigation: Progressive Retrieval with Indirectly Infinite Depth","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.IR","authors_text":"Guorui Zhou, Haitao Lu, Han Li, Kun Gai, Linxiao Che, Qiang Luo, Ruiming Tang, Shanshan Huang, Yijia Sun","submitted_at":"2026-06-29T08:47:17Z","abstract_excerpt":"Modern large-scale recommender retrieval is shifting from static similarity matching to dynamic item space navigation, framing retrieval as iterative goal-driven graph traversal. Conventional item-to-item (i2i) methods fall into the \"interest tunnel\" and fail to excavate deep user interests, while existing index-based retrieval suffers from persistent \"search drift\", caused by static entry nodes and fixed graph topologies unable to track shifting real-time user intent. To resolve the above defects, we present IID-Nav, a framework modeling retrieval as stateful autonomous graph exploration with"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.29970","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/2606.29970/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":"2026-06-30T02:17:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1Vdr1Wofuff74XLaUAcQl650GEUYgBq6J3syvElgh6b6lIw1dPGDxPQ+lTXgKSJUfyaZQqLdaADvucUDS2lhDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T16:08:49.822915Z"},"content_sha256":"4f76059ac4e1d4a11fac462b0dc5ecda249fa2ba3277b279abcb0bb11189e256","schema_version":"1.0","event_id":"sha256:4f76059ac4e1d4a11fac462b0dc5ecda249fa2ba3277b279abcb0bb11189e256"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K7K6TAONZ3PKQFSHMBSMGMZG6O/bundle.json","state_url":"https://pith.science/pith/K7K6TAONZ3PKQFSHMBSMGMZG6O/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K7K6TAONZ3PKQFSHMBSMGMZG6O/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":"2026-07-01T16:08:49Z","links":{"resolver":"https://pith.science/pith/K7K6TAONZ3PKQFSHMBSMGMZG6O","bundle":"https://pith.science/pith/K7K6TAONZ3PKQFSHMBSMGMZG6O/bundle.json","state":"https://pith.science/pith/K7K6TAONZ3PKQFSHMBSMGMZG6O/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K7K6TAONZ3PKQFSHMBSMGMZG6O/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:K7K6TAONZ3PKQFSHMBSMGMZG6O","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":"61033595830f3420c01e8dda24a918c94aa7bb7aa814b94518f26209bd5d3406","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2026-06-29T08:47:17Z","title_canon_sha256":"7423a431d712f06e75bab7e6952ede7a78ca59e2fa772478a0f45d5c44450cad"},"schema_version":"1.0","source":{"id":"2606.29970","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.29970","created_at":"2026-06-30T02:17:43Z"},{"alias_kind":"arxiv_version","alias_value":"2606.29970v1","created_at":"2026-06-30T02:17:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.29970","created_at":"2026-06-30T02:17:43Z"},{"alias_kind":"pith_short_12","alias_value":"K7K6TAONZ3PK","created_at":"2026-06-30T02:17:43Z"},{"alias_kind":"pith_short_16","alias_value":"K7K6TAONZ3PKQFSH","created_at":"2026-06-30T02:17:43Z"},{"alias_kind":"pith_short_8","alias_value":"K7K6TAON","created_at":"2026-06-30T02:17:43Z"}],"graph_snapshots":[{"event_id":"sha256:4f76059ac4e1d4a11fac462b0dc5ecda249fa2ba3277b279abcb0bb11189e256","target":"graph","created_at":"2026-06-30T02:17:43Z","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/2606.29970/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Modern large-scale recommender retrieval is shifting from static similarity matching to dynamic item space navigation, framing retrieval as iterative goal-driven graph traversal. Conventional item-to-item (i2i) methods fall into the \"interest tunnel\" and fail to excavate deep user interests, while existing index-based retrieval suffers from persistent \"search drift\", caused by static entry nodes and fixed graph topologies unable to track shifting real-time user intent. To resolve the above defects, we present IID-Nav, a framework modeling retrieval as stateful autonomous graph exploration with","authors_text":"Guorui Zhou, Haitao Lu, Han Li, Kun Gai, Linxiao Che, Qiang Luo, Ruiming Tang, Shanshan Huang, Yijia Sun","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2026-06-29T08:47:17Z","title":"From Extraction to Navigation: Progressive Retrieval with Indirectly Infinite Depth"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.29970","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":"sha256:9301be2f4c2c4198e6aaee1fcb731c8cfb8c3528b0449048eb5bf3181e9fd2f1","target":"record","created_at":"2026-06-30T02:17:43Z","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":"61033595830f3420c01e8dda24a918c94aa7bb7aa814b94518f26209bd5d3406","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.IR","submitted_at":"2026-06-29T08:47:17Z","title_canon_sha256":"7423a431d712f06e75bab7e6952ede7a78ca59e2fa772478a0f45d5c44450cad"},"schema_version":"1.0","source":{"id":"2606.29970","kind":"arxiv","version":1}},"canonical_sha256":"57d5e981cdcedea816476064c33326f39dfd784c3d521dfce373720ee94f75dd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"57d5e981cdcedea816476064c33326f39dfd784c3d521dfce373720ee94f75dd","first_computed_at":"2026-06-30T02:17:43.291110Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-30T02:17:43.291110Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JkilmGWJ+arruolVKegwkUROAZl5QRRtfvnUdRaaud0WGfr7eNG3lZZaje0fhGaPHHvU5C1p5DY6rRNlLoC8DA==","signature_status":"signed_v1","signed_at":"2026-06-30T02:17:43.291768Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.29970","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9301be2f4c2c4198e6aaee1fcb731c8cfb8c3528b0449048eb5bf3181e9fd2f1","sha256:4f76059ac4e1d4a11fac462b0dc5ecda249fa2ba3277b279abcb0bb11189e256"],"state_sha256":"d92ed0acd45c1f0ff8f0fd904aacb88906356025a0cf33e533ebe250882aa13e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HHKXigq6k0rDf64TkEV6RYwn7LZkgOqY4ZZ4VIBMgdgoUV7WFDvebzoJYimoxckfM706z5JcNUu/kjuPnR9ZCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-01T16:08:49.825030Z","bundle_sha256":"1e5b7ccb31ae07ff857c10a7e2b8c9897d47c0f6471b9545e359c5a690caed53"}}