{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:QD6EORJYVZBW7OJNWLSV2SYISO","short_pith_number":"pith:QD6EORJY","canonical_record":{"source":{"id":"2608.10108","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2026-08-10T18:23:04Z","cross_cats_sorted":[],"title_canon_sha256":"31afd3c82a704d564e0c594d1181d7e596ded4b70b647f945d2fa6b10c4e9156","abstract_canon_sha256":"c0674db6e443415ffb8c8551644d9cc6c8b0465aeff000c7f86462425640d163"},"schema_version":"1.0"},"canonical_sha256":"80fc474538ae436fb92db2e55d4b089393f460c3ae84883de61c0c335b3945b4","source":{"kind":"arxiv","id":"2608.10108","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.10108","created_at":"2026-08-12T00:22:50Z"},{"alias_kind":"arxiv_version","alias_value":"2608.10108v1","created_at":"2026-08-12T00:22:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.10108","created_at":"2026-08-12T00:22:50Z"},{"alias_kind":"pith_short_12","alias_value":"QD6EORJYVZBW","created_at":"2026-08-12T00:22:50Z"},{"alias_kind":"pith_short_16","alias_value":"QD6EORJYVZBW7OJN","created_at":"2026-08-12T00:22:50Z"},{"alias_kind":"pith_short_8","alias_value":"QD6EORJY","created_at":"2026-08-12T00:22:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:QD6EORJYVZBW7OJNWLSV2SYISO","target":"record","payload":{"canonical_record":{"source":{"id":"2608.10108","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2026-08-10T18:23:04Z","cross_cats_sorted":[],"title_canon_sha256":"31afd3c82a704d564e0c594d1181d7e596ded4b70b647f945d2fa6b10c4e9156","abstract_canon_sha256":"c0674db6e443415ffb8c8551644d9cc6c8b0465aeff000c7f86462425640d163"},"schema_version":"1.0"},"canonical_sha256":"80fc474538ae436fb92db2e55d4b089393f460c3ae84883de61c0c335b3945b4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-12T00:22:50.232691Z","signature_b64":"tdWVUXXN0evXH76x6NxvkTEoh0LvG1WhID8VbyYMGoIa/qXZfzgsFAJ5K88MvLnlcSjPRVxPQ/ETAXWSIK5GAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"80fc474538ae436fb92db2e55d4b089393f460c3ae84883de61c0c335b3945b4","last_reissued_at":"2026-08-12T00:22:50.231156Z","signature_status":"signed_v1","first_computed_at":"2026-08-12T00:22:50.231156Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2608.10108","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":"2026-08-12T00:22:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"spl8hp1OjFJkImXvuwINa8ety0JDlqU9lajNLHbEyYLnEG2DY8g+fM/heK4MxAD4oBYU+bJBbAfNoKHWIkqmBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T15:43:03.824640Z"},"content_sha256":"741d9899d8a386fbd1f2d0e14ba6d899b9cbf29641dcf64d800f9784fb4ae730","schema_version":"1.0","event_id":"sha256:741d9899d8a386fbd1f2d0e14ba6d899b9cbf29641dcf64d800f9784fb4ae730"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:QD6EORJYVZBW7OJNWLSV2SYISO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"MESA:Task-Adaptive Multi-Structure Evidence Selection for Long-Horizon Agent Memory","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.AI","authors_text":"Baotong Lu, Beidi Zhao, Jianan Lu, Menghao Li, Qianxi Zhang, Qi Chen, Shusen Xu, Xiaoxiao Li, Xinjiang Wang, Yaoqi Chen, Yuru Feng, Zengzhong Li, Zhirui Wang","submitted_at":"2026-08-10T18:23:04Z","abstract_excerpt":"Long-horizon agents accumulate trajectories spanning hundreds of interleaved reasoning, action, and observation steps, where answering a query may depend on evidence buried far back in the history. External memory stores such trajectories as structured representations, yet each structure provides a distinct and incomplete view. Existing multi-memory systems either read a fixed set of structures for every query, inflating context and introducing noise, or route each query to a single structure, preventing the composition of complementary evidence. A controlled analysis on AMA-Bench shows that t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.10108","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/2608.10108/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":"2026-08-12T00:22:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aYuZkqTPeL6sFa+tq2HGYX4WwbxUMrSpv61GtAVxVSMkDohrTGPkuuaT52sIt9q7B3/oNoQbnxCRbyqnIVfOCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T15:43:03.825012Z"},"content_sha256":"e1d03f6b034f6bbf8b83ea909438a7c8aa148c1b8e1854efcf20a7d8e30e1082","schema_version":"1.0","event_id":"sha256:e1d03f6b034f6bbf8b83ea909438a7c8aa148c1b8e1854efcf20a7d8e30e1082"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QD6EORJYVZBW7OJNWLSV2SYISO/bundle.json","state_url":"https://pith.science/pith/QD6EORJYVZBW7OJNWLSV2SYISO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QD6EORJYVZBW7OJNWLSV2SYISO/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":"2026-08-21T15:43:03Z","links":{"resolver":"https://pith.science/pith/QD6EORJYVZBW7OJNWLSV2SYISO","bundle":"https://pith.science/pith/QD6EORJYVZBW7OJNWLSV2SYISO/bundle.json","state":"https://pith.science/pith/QD6EORJYVZBW7OJNWLSV2SYISO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QD6EORJYVZBW7OJNWLSV2SYISO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:QD6EORJYVZBW7OJNWLSV2SYISO","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":"c0674db6e443415ffb8c8551644d9cc6c8b0465aeff000c7f86462425640d163","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2026-08-10T18:23:04Z","title_canon_sha256":"31afd3c82a704d564e0c594d1181d7e596ded4b70b647f945d2fa6b10c4e9156"},"schema_version":"1.0","source":{"id":"2608.10108","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.10108","created_at":"2026-08-12T00:22:50Z"},{"alias_kind":"arxiv_version","alias_value":"2608.10108v1","created_at":"2026-08-12T00:22:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.10108","created_at":"2026-08-12T00:22:50Z"},{"alias_kind":"pith_short_12","alias_value":"QD6EORJYVZBW","created_at":"2026-08-12T00:22:50Z"},{"alias_kind":"pith_short_16","alias_value":"QD6EORJYVZBW7OJN","created_at":"2026-08-12T00:22:50Z"},{"alias_kind":"pith_short_8","alias_value":"QD6EORJY","created_at":"2026-08-12T00:22:50Z"}],"graph_snapshots":[{"event_id":"sha256:e1d03f6b034f6bbf8b83ea909438a7c8aa148c1b8e1854efcf20a7d8e30e1082","target":"graph","created_at":"2026-08-12T00:22:50Z","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/2608.10108/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Long-horizon agents accumulate trajectories spanning hundreds of interleaved reasoning, action, and observation steps, where answering a query may depend on evidence buried far back in the history. External memory stores such trajectories as structured representations, yet each structure provides a distinct and incomplete view. Existing multi-memory systems either read a fixed set of structures for every query, inflating context and introducing noise, or route each query to a single structure, preventing the composition of complementary evidence. A controlled analysis on AMA-Bench shows that t","authors_text":"Baotong Lu, Beidi Zhao, Jianan Lu, Menghao Li, Qianxi Zhang, Qi Chen, Shusen Xu, Xiaoxiao Li, Xinjiang Wang, Yaoqi Chen, Yuru Feng, Zengzhong Li, Zhirui Wang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2026-08-10T18:23:04Z","title":"MESA:Task-Adaptive Multi-Structure Evidence Selection for Long-Horizon Agent Memory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.10108","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":"sha256:741d9899d8a386fbd1f2d0e14ba6d899b9cbf29641dcf64d800f9784fb4ae730","target":"record","created_at":"2026-08-12T00:22:50Z","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":"c0674db6e443415ffb8c8551644d9cc6c8b0465aeff000c7f86462425640d163","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2026-08-10T18:23:04Z","title_canon_sha256":"31afd3c82a704d564e0c594d1181d7e596ded4b70b647f945d2fa6b10c4e9156"},"schema_version":"1.0","source":{"id":"2608.10108","kind":"arxiv","version":1}},"canonical_sha256":"80fc474538ae436fb92db2e55d4b089393f460c3ae84883de61c0c335b3945b4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"80fc474538ae436fb92db2e55d4b089393f460c3ae84883de61c0c335b3945b4","first_computed_at":"2026-08-12T00:22:50.231156Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-12T00:22:50.231156Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tdWVUXXN0evXH76x6NxvkTEoh0LvG1WhID8VbyYMGoIa/qXZfzgsFAJ5K88MvLnlcSjPRVxPQ/ETAXWSIK5GAQ==","signature_status":"signed_v1","signed_at":"2026-08-12T00:22:50.232691Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.10108","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:741d9899d8a386fbd1f2d0e14ba6d899b9cbf29641dcf64d800f9784fb4ae730","sha256:e1d03f6b034f6bbf8b83ea909438a7c8aa148c1b8e1854efcf20a7d8e30e1082"],"state_sha256":"ece2a01f719e098c8e833e2e76b2038aafb934a0b8c63227338d6cdfe0126341"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GMd2/XsT4OCee6J2V/qE3f0nmAS5zeusKoz5yW0V9qQLij/P9Q6NmGwXgPXFBuciHsG64kVn93NgsFu+AHbkCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T15:43:03.827692Z","bundle_sha256":"147ac26c2481fc5d473b17be16493d9a501583fe48cb4f3164a8a5011fb680e8"}}