{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:O4AUPXGWBCFOM264CVQHGUNJFY","short_pith_number":"pith:O4AUPXGW","canonical_record":{"source":{"id":"2401.09444","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2023-12-20T16:11:10Z","cross_cats_sorted":[],"title_canon_sha256":"70427eb842f184efea4da91e797a68abca7b40b269c01ef12424b9b7ef6d0270","abstract_canon_sha256":"baa264db4c49c8723498af4610320894735e54ad8cbe24834191bb3f7a640f61"},"schema_version":"1.0"},"canonical_sha256":"770147dcd6088ae66bdc15607351a92e058e6ee712e69d802936bb5cc4e7a760","source":{"kind":"arxiv","id":"2401.09444","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.09444","created_at":"2026-07-05T07:34:56Z"},{"alias_kind":"arxiv_version","alias_value":"2401.09444v1","created_at":"2026-07-05T07:34:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.09444","created_at":"2026-07-05T07:34:56Z"},{"alias_kind":"pith_short_12","alias_value":"O4AUPXGWBCFO","created_at":"2026-07-05T07:34:56Z"},{"alias_kind":"pith_short_16","alias_value":"O4AUPXGWBCFOM264","created_at":"2026-07-05T07:34:56Z"},{"alias_kind":"pith_short_8","alias_value":"O4AUPXGW","created_at":"2026-07-05T07:34:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:O4AUPXGWBCFOM264CVQHGUNJFY","target":"record","payload":{"canonical_record":{"source":{"id":"2401.09444","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2023-12-20T16:11:10Z","cross_cats_sorted":[],"title_canon_sha256":"70427eb842f184efea4da91e797a68abca7b40b269c01ef12424b9b7ef6d0270","abstract_canon_sha256":"baa264db4c49c8723498af4610320894735e54ad8cbe24834191bb3f7a640f61"},"schema_version":"1.0"},"canonical_sha256":"770147dcd6088ae66bdc15607351a92e058e6ee712e69d802936bb5cc4e7a760","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:34:56.283095Z","signature_b64":"MGfdposUOTNPpX0eHYj8J/Vj8L8p2gGJozoKtu41UwzqieQ40WhLAaroDNWqEOM/YRUgZma8mqcwfNikRhCKBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"770147dcd6088ae66bdc15607351a92e058e6ee712e69d802936bb5cc4e7a760","last_reissued_at":"2026-07-05T07:34:56.282605Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:34:56.282605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2401.09444","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":"2026-07-05T07:34:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FzIzOTjtV393VNYPTaMFMZEe3NO56ohhHiXmEOgI3Kc0t57Ska3PxTxWKMO90HR+BEFW+ES19N4fM/4QDqXXBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T13:05:54.791674Z"},"content_sha256":"70714abf0307b3170e3e9a4195fe1d28cf6eaedceeba97ae12b9fd15f159636a","schema_version":"1.0","event_id":"sha256:70714abf0307b3170e3e9a4195fe1d28cf6eaedceeba97ae12b9fd15f159636a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:O4AUPXGWBCFOM264CVQHGUNJFY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Online Handbook of Argumentation for AI: Volume 4","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.AI","authors_text":"Andreas Xydis, Daphne Odekerken, Elfia Bezou-Vrakatseli, Fabrizio Russo, Federico Castagna, Giulia D'Agostino, Isabelle Kuhlmann, Jack Mumford, Lars Bengel, Lydia Bl\\\"umel, Madeleine Waller, Stefan Sarkadi","submitted_at":"2023-12-20T16:11:10Z","abstract_excerpt":"This volume contains revised versions of the papers selected for the fourth volume of the Online Handbook of Argumentation for AI (OHAAI). Previously, formal theories of argument and argument interaction have been proposed and studied, and this has led to the more recent study of computational models of argument. Argumentation, as a field within artificial intelligence (AI), is highly relevant for researchers interested in symbolic representations of knowledge and defeasible reasoning. The purpose of this handbook is to provide an open access and curated anthology for the argumentation researc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.09444","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/2401.09444/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":"2026-07-05T07:34:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CdKlkZyA5xGIMDdzGn1lmN/IFyXIOmo47on/RZp0Iu5J3Bdb11z63xCKix+6KV1FwwdzRrIhnymrJngImm2oBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T13:05:54.792180Z"},"content_sha256":"f6f72281f415e502acb6b666969609b185873fa49d5faf0c5b1d0cc9091a7927","schema_version":"1.0","event_id":"sha256:f6f72281f415e502acb6b666969609b185873fa49d5faf0c5b1d0cc9091a7927"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/O4AUPXGWBCFOM264CVQHGUNJFY/bundle.json","state_url":"https://pith.science/pith/O4AUPXGWBCFOM264CVQHGUNJFY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/O4AUPXGWBCFOM264CVQHGUNJFY/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":"2026-08-06T13:05:54Z","links":{"resolver":"https://pith.science/pith/O4AUPXGWBCFOM264CVQHGUNJFY","bundle":"https://pith.science/pith/O4AUPXGWBCFOM264CVQHGUNJFY/bundle.json","state":"https://pith.science/pith/O4AUPXGWBCFOM264CVQHGUNJFY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/O4AUPXGWBCFOM264CVQHGUNJFY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:O4AUPXGWBCFOM264CVQHGUNJFY","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":"baa264db4c49c8723498af4610320894735e54ad8cbe24834191bb3f7a640f61","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2023-12-20T16:11:10Z","title_canon_sha256":"70427eb842f184efea4da91e797a68abca7b40b269c01ef12424b9b7ef6d0270"},"schema_version":"1.0","source":{"id":"2401.09444","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2401.09444","created_at":"2026-07-05T07:34:56Z"},{"alias_kind":"arxiv_version","alias_value":"2401.09444v1","created_at":"2026-07-05T07:34:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.09444","created_at":"2026-07-05T07:34:56Z"},{"alias_kind":"pith_short_12","alias_value":"O4AUPXGWBCFO","created_at":"2026-07-05T07:34:56Z"},{"alias_kind":"pith_short_16","alias_value":"O4AUPXGWBCFOM264","created_at":"2026-07-05T07:34:56Z"},{"alias_kind":"pith_short_8","alias_value":"O4AUPXGW","created_at":"2026-07-05T07:34:56Z"}],"graph_snapshots":[{"event_id":"sha256:f6f72281f415e502acb6b666969609b185873fa49d5faf0c5b1d0cc9091a7927","target":"graph","created_at":"2026-07-05T07:34:56Z","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/2401.09444/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This volume contains revised versions of the papers selected for the fourth volume of the Online Handbook of Argumentation for AI (OHAAI). Previously, formal theories of argument and argument interaction have been proposed and studied, and this has led to the more recent study of computational models of argument. Argumentation, as a field within artificial intelligence (AI), is highly relevant for researchers interested in symbolic representations of knowledge and defeasible reasoning. The purpose of this handbook is to provide an open access and curated anthology for the argumentation researc","authors_text":"Andreas Xydis, Daphne Odekerken, Elfia Bezou-Vrakatseli, Fabrizio Russo, Federico Castagna, Giulia D'Agostino, Isabelle Kuhlmann, Jack Mumford, Lars Bengel, Lydia Bl\\\"umel, Madeleine Waller, Stefan Sarkadi","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2023-12-20T16:11:10Z","title":"Online Handbook of Argumentation for AI: Volume 4"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.09444","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":"sha256:70714abf0307b3170e3e9a4195fe1d28cf6eaedceeba97ae12b9fd15f159636a","target":"record","created_at":"2026-07-05T07:34:56Z","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":"baa264db4c49c8723498af4610320894735e54ad8cbe24834191bb3f7a640f61","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2023-12-20T16:11:10Z","title_canon_sha256":"70427eb842f184efea4da91e797a68abca7b40b269c01ef12424b9b7ef6d0270"},"schema_version":"1.0","source":{"id":"2401.09444","kind":"arxiv","version":1}},"canonical_sha256":"770147dcd6088ae66bdc15607351a92e058e6ee712e69d802936bb5cc4e7a760","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"770147dcd6088ae66bdc15607351a92e058e6ee712e69d802936bb5cc4e7a760","first_computed_at":"2026-07-05T07:34:56.282605Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:34:56.282605Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MGfdposUOTNPpX0eHYj8J/Vj8L8p2gGJozoKtu41UwzqieQ40WhLAaroDNWqEOM/YRUgZma8mqcwfNikRhCKBA==","signature_status":"signed_v1","signed_at":"2026-07-05T07:34:56.283095Z","signed_message":"canonical_sha256_bytes"},"source_id":"2401.09444","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:70714abf0307b3170e3e9a4195fe1d28cf6eaedceeba97ae12b9fd15f159636a","sha256:f6f72281f415e502acb6b666969609b185873fa49d5faf0c5b1d0cc9091a7927"],"state_sha256":"9bb502fbd173a86c0af1e369f5ce9b25df1517ad13ce82b36ad014b090d98859"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DonMhcjeeSuWNjagqGq18kwvNnjojH1P5m50fjk7YzuPPNKafJLS2NXOk1HjxtaT3g5Ec57g9lRiA8kgD2s8Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T13:05:54.797462Z","bundle_sha256":"6aa8bee9dfed932dd6fc4b2054130074641a50b6abab609e5fe4f71d026764cc"}}