{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:OOOD6DEJZJFQ75JTIJF6BQFVAA","short_pith_number":"pith:OOOD6DEJ","canonical_record":{"source":{"id":"1707.02246","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2017-07-07T16:08:17Z","cross_cats_sorted":[],"title_canon_sha256":"78118df6a82f919f49e2bbc64acf111fd8b55b3cf52e0758591616e8bce9fd74","abstract_canon_sha256":"f75dd6869621b9b95c0bdd628774b36b558fb25d0cadaa4660641efe7fe1fadd"},"schema_version":"1.0"},"canonical_sha256":"739c3f0c89ca4b0ff533424be0c0b5002c063111936f70b6274697fe0b5fc120","source":{"kind":"arxiv","id":"1707.02246","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.02246","created_at":"2026-05-18T00:34:09Z"},{"alias_kind":"arxiv_version","alias_value":"1707.02246v2","created_at":"2026-05-18T00:34:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.02246","created_at":"2026-05-18T00:34:09Z"},{"alias_kind":"pith_short_12","alias_value":"OOOD6DEJZJFQ","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OOOD6DEJZJFQ75JT","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OOOD6DEJ","created_at":"2026-05-18T12:31:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:OOOD6DEJZJFQ75JTIJF6BQFVAA","target":"record","payload":{"canonical_record":{"source":{"id":"1707.02246","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2017-07-07T16:08:17Z","cross_cats_sorted":[],"title_canon_sha256":"78118df6a82f919f49e2bbc64acf111fd8b55b3cf52e0758591616e8bce9fd74","abstract_canon_sha256":"f75dd6869621b9b95c0bdd628774b36b558fb25d0cadaa4660641efe7fe1fadd"},"schema_version":"1.0"},"canonical_sha256":"739c3f0c89ca4b0ff533424be0c0b5002c063111936f70b6274697fe0b5fc120","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:09.644043Z","signature_b64":"K7l+X8lINs4D9NMYTUB3aapc7gGAbhSyGmnCbnhtuW6tLhMRWc9FGIGtIa9XE1qjtYuzoreglT2cgpO59lTsBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"739c3f0c89ca4b0ff533424be0c0b5002c063111936f70b6274697fe0b5fc120","last_reissued_at":"2026-05-18T00:34:09.643304Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:09.643304Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1707.02246","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:34:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2dra4cmR/p1r+d5EuPGuH6PcT2GlrEObeGieZXrtuVX+OBXLHXf6uT5WXbj8w8ecUNXE30MFLYIq3f96xGcNCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:32:00.586072Z"},"content_sha256":"e2566905968f689967eb12a3d6ac86a479d66f97f4bf5b20a0e62a181aa04ea6","schema_version":"1.0","event_id":"sha256:e2566905968f689967eb12a3d6ac86a479d66f97f4bf5b20a0e62a181aa04ea6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:OOOD6DEJZJFQ75JTIJF6BQFVAA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Data-Driven Robust Control for Type 1 Diabetes Under Meal and Exercise Uncertainties","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SY","authors_text":"Kin Sum Liu, Nicola Paoletti, Scott A. Smolka, Shan Lin","submitted_at":"2017-07-07T16:08:17Z","abstract_excerpt":"We present a fully closed-loop design for an artificial pancreas (AP) which regulates the delivery of insulin for the control of Type I diabetes. Our AP controller operates in a fully automated fashion, without requiring any manual interaction (e.g. in the form of meal announcements) with the patient. A major obstacle to achieving closed-loop insulin control is the uncertainty in those aspects of a patient's daily behavior that significantly affect blood glucose, especially in relation to meals and physical activity. To handle such uncertainties, we develop a data-driven robust model-predictiv"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.02246","kind":"arxiv","version":2},"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":"2026-05-18T00:34:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QKsWGkM3MeE/4JVwJLqTtTxEkTLu1TqucHFe6iIjshGtTnJgw+poY1vgp2uhKEQdSh4RRr4L/fr9/FphLbXPCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:32:00.586907Z"},"content_sha256":"e517dc9e0c9619ccb3bbcc2c83997b2342b1500c2b593f6bb11c57f0843167dc","schema_version":"1.0","event_id":"sha256:e517dc9e0c9619ccb3bbcc2c83997b2342b1500c2b593f6bb11c57f0843167dc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OOOD6DEJZJFQ75JTIJF6BQFVAA/bundle.json","state_url":"https://pith.science/pith/OOOD6DEJZJFQ75JTIJF6BQFVAA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OOOD6DEJZJFQ75JTIJF6BQFVAA/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":"2026-05-31T21:32:00Z","links":{"resolver":"https://pith.science/pith/OOOD6DEJZJFQ75JTIJF6BQFVAA","bundle":"https://pith.science/pith/OOOD6DEJZJFQ75JTIJF6BQFVAA/bundle.json","state":"https://pith.science/pith/OOOD6DEJZJFQ75JTIJF6BQFVAA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OOOD6DEJZJFQ75JTIJF6BQFVAA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:OOOD6DEJZJFQ75JTIJF6BQFVAA","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":"f75dd6869621b9b95c0bdd628774b36b558fb25d0cadaa4660641efe7fe1fadd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2017-07-07T16:08:17Z","title_canon_sha256":"78118df6a82f919f49e2bbc64acf111fd8b55b3cf52e0758591616e8bce9fd74"},"schema_version":"1.0","source":{"id":"1707.02246","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.02246","created_at":"2026-05-18T00:34:09Z"},{"alias_kind":"arxiv_version","alias_value":"1707.02246v2","created_at":"2026-05-18T00:34:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.02246","created_at":"2026-05-18T00:34:09Z"},{"alias_kind":"pith_short_12","alias_value":"OOOD6DEJZJFQ","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"OOOD6DEJZJFQ75JT","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"OOOD6DEJ","created_at":"2026-05-18T12:31:34Z"}],"graph_snapshots":[{"event_id":"sha256:e517dc9e0c9619ccb3bbcc2c83997b2342b1500c2b593f6bb11c57f0843167dc","target":"graph","created_at":"2026-05-18T00:34:09Z","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":"We present a fully closed-loop design for an artificial pancreas (AP) which regulates the delivery of insulin for the control of Type I diabetes. Our AP controller operates in a fully automated fashion, without requiring any manual interaction (e.g. in the form of meal announcements) with the patient. A major obstacle to achieving closed-loop insulin control is the uncertainty in those aspects of a patient's daily behavior that significantly affect blood glucose, especially in relation to meals and physical activity. To handle such uncertainties, we develop a data-driven robust model-predictiv","authors_text":"Kin Sum Liu, Nicola Paoletti, Scott A. Smolka, Shan Lin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2017-07-07T16:08:17Z","title":"Data-Driven Robust Control for Type 1 Diabetes Under Meal and Exercise Uncertainties"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.02246","kind":"arxiv","version":2},"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:e2566905968f689967eb12a3d6ac86a479d66f97f4bf5b20a0e62a181aa04ea6","target":"record","created_at":"2026-05-18T00:34:09Z","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":"f75dd6869621b9b95c0bdd628774b36b558fb25d0cadaa4660641efe7fe1fadd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SY","submitted_at":"2017-07-07T16:08:17Z","title_canon_sha256":"78118df6a82f919f49e2bbc64acf111fd8b55b3cf52e0758591616e8bce9fd74"},"schema_version":"1.0","source":{"id":"1707.02246","kind":"arxiv","version":2}},"canonical_sha256":"739c3f0c89ca4b0ff533424be0c0b5002c063111936f70b6274697fe0b5fc120","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"739c3f0c89ca4b0ff533424be0c0b5002c063111936f70b6274697fe0b5fc120","first_computed_at":"2026-05-18T00:34:09.643304Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:09.643304Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"K7l+X8lINs4D9NMYTUB3aapc7gGAbhSyGmnCbnhtuW6tLhMRWc9FGIGtIa9XE1qjtYuzoreglT2cgpO59lTsBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:09.644043Z","signed_message":"canonical_sha256_bytes"},"source_id":"1707.02246","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e2566905968f689967eb12a3d6ac86a479d66f97f4bf5b20a0e62a181aa04ea6","sha256:e517dc9e0c9619ccb3bbcc2c83997b2342b1500c2b593f6bb11c57f0843167dc"],"state_sha256":"9dde855650438360c895418c86eb532b2c8ff4db8957de165cb11644d33dbb8f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ad8OBrIOqPQoOmLaGMcUCXlDbatENmm2bYp+nHVLg29PHh1nyPshDEg/MuUoOyg99D+Fbx10f7IHbnNtWTn+Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T21:32:00.591108Z","bundle_sha256":"6dc4ba150949ff655330996b5ccb6a4dfc202881e136303fa379a9c23871bb17"}}