{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:RVMVUJ7XQPUEBXWQ4TC4KU4POA","short_pith_number":"pith:RVMVUJ7X","canonical_record":{"source":{"id":"1809.00986","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CY","submitted_at":"2018-08-29T14:24:33Z","cross_cats_sorted":[],"title_canon_sha256":"b884fe60d4e41473f73d2c723788797d4fec9f413c28af038aba0160e32767c2","abstract_canon_sha256":"93ffea2500e6221a28efd6e77600e0c2e80036dd8083b998cf1f7d08bf3b0d10"},"schema_version":"1.0"},"canonical_sha256":"8d595a27f783e840ded0e4c5c5538f701ed680d05629a92f4fbc6c58af8b7eca","source":{"kind":"arxiv","id":"1809.00986","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.00986","created_at":"2026-05-18T00:06:31Z"},{"alias_kind":"arxiv_version","alias_value":"1809.00986v1","created_at":"2026-05-18T00:06:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.00986","created_at":"2026-05-18T00:06:31Z"},{"alias_kind":"pith_short_12","alias_value":"RVMVUJ7XQPUE","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RVMVUJ7XQPUEBXWQ","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RVMVUJ7X","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:RVMVUJ7XQPUEBXWQ4TC4KU4POA","target":"record","payload":{"canonical_record":{"source":{"id":"1809.00986","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CY","submitted_at":"2018-08-29T14:24:33Z","cross_cats_sorted":[],"title_canon_sha256":"b884fe60d4e41473f73d2c723788797d4fec9f413c28af038aba0160e32767c2","abstract_canon_sha256":"93ffea2500e6221a28efd6e77600e0c2e80036dd8083b998cf1f7d08bf3b0d10"},"schema_version":"1.0"},"canonical_sha256":"8d595a27f783e840ded0e4c5c5538f701ed680d05629a92f4fbc6c58af8b7eca","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:06:31.980161Z","signature_b64":"rkTJeAXGa5yaPIrQMS3o8JCJYVHhdPmSawq9fNjieXhcPrgaMZkZyVcOtKbgyJ4nr9sGyX0zTcTNwLlmamUICw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8d595a27f783e840ded0e4c5c5538f701ed680d05629a92f4fbc6c58af8b7eca","last_reissued_at":"2026-05-18T00:06:31.979640Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:06:31.979640Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.00986","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":"2026-05-18T00:06:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y4QZgDEVXgLkUvbwdRQuurAcQTpJ3jA6fsCKupiwPtIq45M47bHYLf+DgldQ2s+TbixhLeo5Ag1B5NXvd+WbAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T03:07:42.420374Z"},"content_sha256":"1a4469cd5feaa75efa8213879786f3b0c2257fbe69954af45f52d5016a21481c","schema_version":"1.0","event_id":"sha256:1a4469cd5feaa75efa8213879786f3b0c2257fbe69954af45f52d5016a21481c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:RVMVUJ7XQPUEBXWQ4TC4KU4POA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Trends in smart lighting for the Internet of Things","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CY","authors_text":"Aleix Llenas, Jorge Higuera, Josep Carreras","submitted_at":"2018-08-29T14:24:33Z","abstract_excerpt":"Smart lighting is an underlying concept that links three main aspects: solid-state lighting (SSL) technologies, advanced control and universal communication interfaces following global standards. However, this conceptualization is constantly evolving to comply with the guidelines of the next generation of devices that work in the Internet of Things (IoT) ecosystem. Modern smart lighting systems are based on light emitting diode (LED) technology and involve advanced drivers that have features such as dynamic spectral light reproduction and advanced sensing capabilities. The ultimate feature is "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.00986","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":""},"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":"2026-05-18T00:06:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LwuP7qYu3fvsxH77neqWa3BExl+kV9Dw2ybYYhuNV+3xehysseWNP8hfOYs/6hFEXh8L3qqcRzomMi1GD/1HDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T03:07:42.420724Z"},"content_sha256":"544d833529d4a1cd072b4f4d6bd988b31752f9025796e83e9e1e9aa774e61a80","schema_version":"1.0","event_id":"sha256:544d833529d4a1cd072b4f4d6bd988b31752f9025796e83e9e1e9aa774e61a80"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RVMVUJ7XQPUEBXWQ4TC4KU4POA/bundle.json","state_url":"https://pith.science/pith/RVMVUJ7XQPUEBXWQ4TC4KU4POA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RVMVUJ7XQPUEBXWQ4TC4KU4POA/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":"2026-07-05T03:07:42Z","links":{"resolver":"https://pith.science/pith/RVMVUJ7XQPUEBXWQ4TC4KU4POA","bundle":"https://pith.science/pith/RVMVUJ7XQPUEBXWQ4TC4KU4POA/bundle.json","state":"https://pith.science/pith/RVMVUJ7XQPUEBXWQ4TC4KU4POA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RVMVUJ7XQPUEBXWQ4TC4KU4POA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:RVMVUJ7XQPUEBXWQ4TC4KU4POA","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":"93ffea2500e6221a28efd6e77600e0c2e80036dd8083b998cf1f7d08bf3b0d10","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CY","submitted_at":"2018-08-29T14:24:33Z","title_canon_sha256":"b884fe60d4e41473f73d2c723788797d4fec9f413c28af038aba0160e32767c2"},"schema_version":"1.0","source":{"id":"1809.00986","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.00986","created_at":"2026-05-18T00:06:31Z"},{"alias_kind":"arxiv_version","alias_value":"1809.00986v1","created_at":"2026-05-18T00:06:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.00986","created_at":"2026-05-18T00:06:31Z"},{"alias_kind":"pith_short_12","alias_value":"RVMVUJ7XQPUE","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"RVMVUJ7XQPUEBXWQ","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"RVMVUJ7X","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:544d833529d4a1cd072b4f4d6bd988b31752f9025796e83e9e1e9aa774e61a80","target":"graph","created_at":"2026-05-18T00:06:31Z","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":"Smart lighting is an underlying concept that links three main aspects: solid-state lighting (SSL) technologies, advanced control and universal communication interfaces following global standards. However, this conceptualization is constantly evolving to comply with the guidelines of the next generation of devices that work in the Internet of Things (IoT) ecosystem. Modern smart lighting systems are based on light emitting diode (LED) technology and involve advanced drivers that have features such as dynamic spectral light reproduction and advanced sensing capabilities. The ultimate feature is ","authors_text":"Aleix Llenas, Jorge Higuera, Josep Carreras","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CY","submitted_at":"2018-08-29T14:24:33Z","title":"Trends in smart lighting for the Internet of Things"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.00986","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":"sha256:1a4469cd5feaa75efa8213879786f3b0c2257fbe69954af45f52d5016a21481c","target":"record","created_at":"2026-05-18T00:06:31Z","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":"93ffea2500e6221a28efd6e77600e0c2e80036dd8083b998cf1f7d08bf3b0d10","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CY","submitted_at":"2018-08-29T14:24:33Z","title_canon_sha256":"b884fe60d4e41473f73d2c723788797d4fec9f413c28af038aba0160e32767c2"},"schema_version":"1.0","source":{"id":"1809.00986","kind":"arxiv","version":1}},"canonical_sha256":"8d595a27f783e840ded0e4c5c5538f701ed680d05629a92f4fbc6c58af8b7eca","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8d595a27f783e840ded0e4c5c5538f701ed680d05629a92f4fbc6c58af8b7eca","first_computed_at":"2026-05-18T00:06:31.979640Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:06:31.979640Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rkTJeAXGa5yaPIrQMS3o8JCJYVHhdPmSawq9fNjieXhcPrgaMZkZyVcOtKbgyJ4nr9sGyX0zTcTNwLlmamUICw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:06:31.980161Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.00986","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1a4469cd5feaa75efa8213879786f3b0c2257fbe69954af45f52d5016a21481c","sha256:544d833529d4a1cd072b4f4d6bd988b31752f9025796e83e9e1e9aa774e61a80"],"state_sha256":"1819076ac08be89396907fd73311d419a3ddd3721e2047dfab5613e110ca6a50"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KOQqECrLCvkN/MnSAhVUJrHnbMTnunFAsx01krMcYm4wlTSCotik4WEMVYDwZthsg0H7PYEN523jqLlCXLjEBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T03:07:42.422731Z","bundle_sha256":"0a6150b641830a19ef43ea9f73105a14da7560b8c45cd16299f045e444963e65"}}