{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:RPTN2IFBJF3FUEJH53P6QV7XLU","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":"8555fc1e266cae3f92593548553e7641cc05c2fa61d07b3704566557ed44daed","cross_cats_sorted":["cs.AI","cs.CL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-01T05:53:09Z","title_canon_sha256":"00fefea245859d33490234cd405b1d0971ebeaf0ab1b47286bf271ceece68a01"},"schema_version":"1.0","source":{"id":"2607.02588","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.02588","created_at":"2026-07-07T00:16:01Z"},{"alias_kind":"arxiv_version","alias_value":"2607.02588v1","created_at":"2026-07-07T00:16:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.02588","created_at":"2026-07-07T00:16:01Z"},{"alias_kind":"pith_short_12","alias_value":"RPTN2IFBJF3F","created_at":"2026-07-07T00:16:01Z"},{"alias_kind":"pith_short_16","alias_value":"RPTN2IFBJF3FUEJH","created_at":"2026-07-07T00:16:01Z"},{"alias_kind":"pith_short_8","alias_value":"RPTN2IFB","created_at":"2026-07-07T00:16:01Z"}],"graph_snapshots":[{"event_id":"sha256:1cf5f3e90229786ef86c2a186aa61f354a07bd7528c4bc83fc25bdff4caa1bb4","target":"graph","created_at":"2026-07-07T00:16:01Z","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/2607.02588/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Multimodal large language models excel on short clips but struggle on hour-long videos in an online setting, where frames are processed incrementally under limited memory. Existing online methods either retain compact visual representations that lack semantic structure, or build higher-level memory stores organized around temporal proximity rather than explicit causal links, leaving multi-hop narrative reasoning to be reconstructed by the LLM at every query. We bridge this gap with \\textsc{Homer}, a Hierarchical Online Memory Exploration and Reasoning framework. \\textsc{Homer}'s memory mirrors","authors_text":"Bo Zhao, Fanghua Ye, Juntao Li, Liefeng Bo, Min Zhang, Yixin Ji, Zexuan Qiu, Zhaopeng Tu","cross_cats":["cs.AI","cs.CL"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-01T05:53:09Z","title":"Homer: Understanding Long-form Videos with Hierarchical Memory and Agentic Reasoning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.02588","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:e1dc81f1422319a7594a1b3df5cafa59cff8f6aa1bf0161b86706a4e7f2adb6d","target":"record","created_at":"2026-07-07T00:16:01Z","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":"8555fc1e266cae3f92593548553e7641cc05c2fa61d07b3704566557ed44daed","cross_cats_sorted":["cs.AI","cs.CL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-07-01T05:53:09Z","title_canon_sha256":"00fefea245859d33490234cd405b1d0971ebeaf0ab1b47286bf271ceece68a01"},"schema_version":"1.0","source":{"id":"2607.02588","kind":"arxiv","version":1}},"canonical_sha256":"8be6dd20a149765a1127eedfe857f75d388dd27270f0d3cdceb671bef0992793","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8be6dd20a149765a1127eedfe857f75d388dd27270f0d3cdceb671bef0992793","first_computed_at":"2026-07-07T00:16:01.821302Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-07T00:16:01.821302Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zTcDkXqxIjXORL9R7bIA/vJMSNK1sPDjs2GL4PDWaLEObfaJv7SvqomaTkUjrB6JWfN880y3ikmR6MVni2jrAA==","signature_status":"signed_v1","signed_at":"2026-07-07T00:16:01.822040Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.02588","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e1dc81f1422319a7594a1b3df5cafa59cff8f6aa1bf0161b86706a4e7f2adb6d","sha256:1cf5f3e90229786ef86c2a186aa61f354a07bd7528c4bc83fc25bdff4caa1bb4"],"state_sha256":"eec28b605d1ee3d27ed8185a250df4287427efb93b8e99409009973ee682fc08"}