{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:TGS7S76DVMGMKTBKHU4GYBEBBP","short_pith_number":"pith:TGS7S76D","canonical_record":{"source":{"id":"1903.03446","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2019-03-08T13:53:21Z","cross_cats_sorted":[],"title_canon_sha256":"d8e9562c57885aaab26a2cbc5259b5c354c7a29385dd28bed14b9eea2e401b1e","abstract_canon_sha256":"b043bc2a1145d3d2253fc17296b67099e13e8dc8e4211621fac5073bfbadb3a2"},"schema_version":"1.0"},"canonical_sha256":"99a5f97fc3ab0cc54c2a3d386c04810bd69967258e304568dbbe9a3b13224f9b","source":{"kind":"arxiv","id":"1903.03446","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.03446","created_at":"2026-05-17T23:44:37Z"},{"alias_kind":"arxiv_version","alias_value":"1903.03446v3","created_at":"2026-05-17T23:44:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.03446","created_at":"2026-05-17T23:44:37Z"},{"alias_kind":"pith_short_12","alias_value":"TGS7S76DVMGM","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"TGS7S76DVMGMKTBK","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"TGS7S76D","created_at":"2026-05-18T12:33:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:TGS7S76DVMGMKTBKHU4GYBEBBP","target":"record","payload":{"canonical_record":{"source":{"id":"1903.03446","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2019-03-08T13:53:21Z","cross_cats_sorted":[],"title_canon_sha256":"d8e9562c57885aaab26a2cbc5259b5c354c7a29385dd28bed14b9eea2e401b1e","abstract_canon_sha256":"b043bc2a1145d3d2253fc17296b67099e13e8dc8e4211621fac5073bfbadb3a2"},"schema_version":"1.0"},"canonical_sha256":"99a5f97fc3ab0cc54c2a3d386c04810bd69967258e304568dbbe9a3b13224f9b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:44:37.630563Z","signature_b64":"/xxrJg6+smnTitxrcvyc+QQSbWl4iNvYvHCyFtfn5CsZBB9gwsksGCfA2Q77m7stiuPD6g5eM9Qz1bBR58wKDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"99a5f97fc3ab0cc54c2a3d386c04810bd69967258e304568dbbe9a3b13224f9b","last_reissued_at":"2026-05-17T23:44:37.630132Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:44:37.630132Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.03446","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:44:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WBoe2GifwvWMXuM7VdV8ndG7opC0Dm53fjUzLXG7AT95OXS12afNHdja3gl9aaeuu7Vx6DzgoLlItzS2QJvkBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T05:37:58.598504Z"},"content_sha256":"b9dc5b5cb88d6a9e6ee8342c59a4583338ed4e0c161b17a73fdec822f3d06894","schema_version":"1.0","event_id":"sha256:b9dc5b5cb88d6a9e6ee8342c59a4583338ed4e0c161b17a73fdec822f3d06894"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:TGS7S76DVMGMKTBKHU4GYBEBBP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Talking about interaction*","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.HC","authors_text":"Jordan Beck, Stuart Reeves","submitted_at":"2019-03-08T13:53:21Z","abstract_excerpt":"Recent research has exposed disagreements over the nature and usefulness of what may (or may not) be Human-Computer Interaction's fundamental phenomenon: 'interaction'. For some, HCI's theorising about interaction has been deficient, impacting its capacity to inform decisions in design, suggesting the need either to perform first-principles definition work or broader administrative clarification and formalisation of the multitude of formulations of the concepts of interaction and their particular uses. For others, there remain open questions over the continued relevance of certain 'versions' o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.03446","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-17T23:44:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kHQqJpQqYvCzqQCmA2psFjTgH+JScViV+dEF8CeqsAND7UJF1v1FePnIprNJie+/WVzaW8rD3r3QrD+79HkkAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T05:37:58.598970Z"},"content_sha256":"7895382d861328b942b49e80ec0098869b4a194537282ef85897ead5e1e496bc","schema_version":"1.0","event_id":"sha256:7895382d861328b942b49e80ec0098869b4a194537282ef85897ead5e1e496bc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TGS7S76DVMGMKTBKHU4GYBEBBP/bundle.json","state_url":"https://pith.science/pith/TGS7S76DVMGMKTBKHU4GYBEBBP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TGS7S76DVMGMKTBKHU4GYBEBBP/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":"2026-05-26T05:37:58Z","links":{"resolver":"https://pith.science/pith/TGS7S76DVMGMKTBKHU4GYBEBBP","bundle":"https://pith.science/pith/TGS7S76DVMGMKTBKHU4GYBEBBP/bundle.json","state":"https://pith.science/pith/TGS7S76DVMGMKTBKHU4GYBEBBP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TGS7S76DVMGMKTBKHU4GYBEBBP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:TGS7S76DVMGMKTBKHU4GYBEBBP","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":"b043bc2a1145d3d2253fc17296b67099e13e8dc8e4211621fac5073bfbadb3a2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2019-03-08T13:53:21Z","title_canon_sha256":"d8e9562c57885aaab26a2cbc5259b5c354c7a29385dd28bed14b9eea2e401b1e"},"schema_version":"1.0","source":{"id":"1903.03446","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.03446","created_at":"2026-05-17T23:44:37Z"},{"alias_kind":"arxiv_version","alias_value":"1903.03446v3","created_at":"2026-05-17T23:44:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.03446","created_at":"2026-05-17T23:44:37Z"},{"alias_kind":"pith_short_12","alias_value":"TGS7S76DVMGM","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"TGS7S76DVMGMKTBK","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"TGS7S76D","created_at":"2026-05-18T12:33:27Z"}],"graph_snapshots":[{"event_id":"sha256:7895382d861328b942b49e80ec0098869b4a194537282ef85897ead5e1e496bc","target":"graph","created_at":"2026-05-17T23:44:37Z","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"},"paper":{"abstract_excerpt":"Recent research has exposed disagreements over the nature and usefulness of what may (or may not) be Human-Computer Interaction's fundamental phenomenon: 'interaction'. For some, HCI's theorising about interaction has been deficient, impacting its capacity to inform decisions in design, suggesting the need either to perform first-principles definition work or broader administrative clarification and formalisation of the multitude of formulations of the concepts of interaction and their particular uses. For others, there remain open questions over the continued relevance of certain 'versions' o","authors_text":"Jordan Beck, Stuart Reeves","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2019-03-08T13:53:21Z","title":"Talking about interaction*"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.03446","kind":"arxiv","version":3},"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:b9dc5b5cb88d6a9e6ee8342c59a4583338ed4e0c161b17a73fdec822f3d06894","target":"record","created_at":"2026-05-17T23:44:37Z","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":"b043bc2a1145d3d2253fc17296b67099e13e8dc8e4211621fac5073bfbadb3a2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2019-03-08T13:53:21Z","title_canon_sha256":"d8e9562c57885aaab26a2cbc5259b5c354c7a29385dd28bed14b9eea2e401b1e"},"schema_version":"1.0","source":{"id":"1903.03446","kind":"arxiv","version":3}},"canonical_sha256":"99a5f97fc3ab0cc54c2a3d386c04810bd69967258e304568dbbe9a3b13224f9b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"99a5f97fc3ab0cc54c2a3d386c04810bd69967258e304568dbbe9a3b13224f9b","first_computed_at":"2026-05-17T23:44:37.630132Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:37.630132Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/xxrJg6+smnTitxrcvyc+QQSbWl4iNvYvHCyFtfn5CsZBB9gwsksGCfA2Q77m7stiuPD6g5eM9Qz1bBR58wKDQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:37.630563Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.03446","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b9dc5b5cb88d6a9e6ee8342c59a4583338ed4e0c161b17a73fdec822f3d06894","sha256:7895382d861328b942b49e80ec0098869b4a194537282ef85897ead5e1e496bc"],"state_sha256":"17d672c926857c1456cc1c65107e4fdabac17f56c4a2a7a9d9ebfb08cbe7b626"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TvEzDm44DmNM9ORuQhMEqz10ozkrC4RqgNWVVTKMX3Q8wtwohxsJBr/0BHYIzwD9uNeQwratgmT7vXdPMcs4CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T05:37:58.601823Z","bundle_sha256":"70fa88ecf1b49060e4dd36926141d0ab49142bf5f07e49e564198277579c6c2f"}}