{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:EMZYXROJLXQGVW5YHQKPYMYECG","short_pith_number":"pith:EMZYXROJ","canonical_record":{"source":{"id":"1106.4204","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2011-06-21T13:48:13Z","cross_cats_sorted":[],"title_canon_sha256":"c4b9aafb65c902f49cd10a76748d94866fedf7b3ff679b04b7102369f7e77058","abstract_canon_sha256":"01754f06319934febc8412f64e1e8d79b1d4c1b5e5dfa4c5a825495d265450b0"},"schema_version":"1.0"},"canonical_sha256":"23338bc5c95de06adbb83c14fc330411bb69c342b57003c37000d50486084173","source":{"kind":"arxiv","id":"1106.4204","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.4204","created_at":"2026-05-18T03:34:59Z"},{"alias_kind":"arxiv_version","alias_value":"1106.4204v1","created_at":"2026-05-18T03:34:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.4204","created_at":"2026-05-18T03:34:59Z"},{"alias_kind":"pith_short_12","alias_value":"EMZYXROJLXQG","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_16","alias_value":"EMZYXROJLXQGVW5Y","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_8","alias_value":"EMZYXROJ","created_at":"2026-05-18T12:26:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:EMZYXROJLXQGVW5YHQKPYMYECG","target":"record","payload":{"canonical_record":{"source":{"id":"1106.4204","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2011-06-21T13:48:13Z","cross_cats_sorted":[],"title_canon_sha256":"c4b9aafb65c902f49cd10a76748d94866fedf7b3ff679b04b7102369f7e77058","abstract_canon_sha256":"01754f06319934febc8412f64e1e8d79b1d4c1b5e5dfa4c5a825495d265450b0"},"schema_version":"1.0"},"canonical_sha256":"23338bc5c95de06adbb83c14fc330411bb69c342b57003c37000d50486084173","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:34:59.764700Z","signature_b64":"aW5BXrNRpYb8DFBh5G5//xsU5gw0TK8KyGvYRDdnu8H7L4+/IaiZ1eZo4HTkPILH0OiVpKV25TnWdAZilUF4Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"23338bc5c95de06adbb83c14fc330411bb69c342b57003c37000d50486084173","last_reissued_at":"2026-05-18T03:34:59.764174Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:34:59.764174Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.4204","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":"2026-05-18T03:34:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E0QKQTfzOjEEte6sYjPO7FyPaOGMOAK6G7Bd+/za1GVRRAscNoYDokzGmmU3hA63d59wlK6gMZj+LCICSMbQBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T07:10:36.469131Z"},"content_sha256":"f20092b2ab1aa6166e6cb5444db611ea11662468566bcdfcf851dc88d3785ce4","schema_version":"1.0","event_id":"sha256:f20092b2ab1aa6166e6cb5444db611ea11662468566bcdfcf851dc88d3785ce4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:EMZYXROJLXQGVW5YHQKPYMYECG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Metamaterial-inspired multichannel thin-film sensor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"Christophe Fumeaux, Derek Abbott, Kata Jaruwongrungsee, Withawat Withayachumnankul","submitted_at":"2011-06-21T13:48:13Z","abstract_excerpt":"A multichannel thin-film sensor is implemented from a set of microstrip-coupled split-ring resonators (SRR's) with different dimensions. Each SRR exhibits a unique high-Q resonance that is sensitive to the presence of a sample in a particular area. Hence, this SRR-based sensor can function (i) to detect different samples simultaneously to increase the throughput or (ii) to characterise nominally identical samples at multiple frequencies to increase the sensor selectivity. The design principle is validated with simulation and measurement. Owing to the optimized design, sensing a low-permittivit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.4204","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":"2026-05-18T03:34:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pf6/xXSuJFmHtuZs3RAHy5hMlCEadkY5o/AHagztwUI9z5wmTcJOSpYciVXnvfxUylxMw53OyShCmMbDn0ysBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T07:10:36.469860Z"},"content_sha256":"eff2cba70de9d35288834357c53f8baa6d44d801fb4a0cd4adeeec88252a940d","schema_version":"1.0","event_id":"sha256:eff2cba70de9d35288834357c53f8baa6d44d801fb4a0cd4adeeec88252a940d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EMZYXROJLXQGVW5YHQKPYMYECG/bundle.json","state_url":"https://pith.science/pith/EMZYXROJLXQGVW5YHQKPYMYECG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EMZYXROJLXQGVW5YHQKPYMYECG/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":"2026-05-26T07:10:36Z","links":{"resolver":"https://pith.science/pith/EMZYXROJLXQGVW5YHQKPYMYECG","bundle":"https://pith.science/pith/EMZYXROJLXQGVW5YHQKPYMYECG/bundle.json","state":"https://pith.science/pith/EMZYXROJLXQGVW5YHQKPYMYECG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EMZYXROJLXQGVW5YHQKPYMYECG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:EMZYXROJLXQGVW5YHQKPYMYECG","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":"01754f06319934febc8412f64e1e8d79b1d4c1b5e5dfa4c5a825495d265450b0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2011-06-21T13:48:13Z","title_canon_sha256":"c4b9aafb65c902f49cd10a76748d94866fedf7b3ff679b04b7102369f7e77058"},"schema_version":"1.0","source":{"id":"1106.4204","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.4204","created_at":"2026-05-18T03:34:59Z"},{"alias_kind":"arxiv_version","alias_value":"1106.4204v1","created_at":"2026-05-18T03:34:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.4204","created_at":"2026-05-18T03:34:59Z"},{"alias_kind":"pith_short_12","alias_value":"EMZYXROJLXQG","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_16","alias_value":"EMZYXROJLXQGVW5Y","created_at":"2026-05-18T12:26:28Z"},{"alias_kind":"pith_short_8","alias_value":"EMZYXROJ","created_at":"2026-05-18T12:26:28Z"}],"graph_snapshots":[{"event_id":"sha256:eff2cba70de9d35288834357c53f8baa6d44d801fb4a0cd4adeeec88252a940d","target":"graph","created_at":"2026-05-18T03:34:59Z","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":"A multichannel thin-film sensor is implemented from a set of microstrip-coupled split-ring resonators (SRR's) with different dimensions. Each SRR exhibits a unique high-Q resonance that is sensitive to the presence of a sample in a particular area. Hence, this SRR-based sensor can function (i) to detect different samples simultaneously to increase the throughput or (ii) to characterise nominally identical samples at multiple frequencies to increase the sensor selectivity. The design principle is validated with simulation and measurement. Owing to the optimized design, sensing a low-permittivit","authors_text":"Christophe Fumeaux, Derek Abbott, Kata Jaruwongrungsee, Withawat Withayachumnankul","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2011-06-21T13:48:13Z","title":"Metamaterial-inspired multichannel thin-film sensor"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.4204","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:f20092b2ab1aa6166e6cb5444db611ea11662468566bcdfcf851dc88d3785ce4","target":"record","created_at":"2026-05-18T03:34:59Z","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":"01754f06319934febc8412f64e1e8d79b1d4c1b5e5dfa4c5a825495d265450b0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2011-06-21T13:48:13Z","title_canon_sha256":"c4b9aafb65c902f49cd10a76748d94866fedf7b3ff679b04b7102369f7e77058"},"schema_version":"1.0","source":{"id":"1106.4204","kind":"arxiv","version":1}},"canonical_sha256":"23338bc5c95de06adbb83c14fc330411bb69c342b57003c37000d50486084173","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"23338bc5c95de06adbb83c14fc330411bb69c342b57003c37000d50486084173","first_computed_at":"2026-05-18T03:34:59.764174Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:34:59.764174Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aW5BXrNRpYb8DFBh5G5//xsU5gw0TK8KyGvYRDdnu8H7L4+/IaiZ1eZo4HTkPILH0OiVpKV25TnWdAZilUF4Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:34:59.764700Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.4204","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f20092b2ab1aa6166e6cb5444db611ea11662468566bcdfcf851dc88d3785ce4","sha256:eff2cba70de9d35288834357c53f8baa6d44d801fb4a0cd4adeeec88252a940d"],"state_sha256":"82076f003d2a6df772a0ca42ce3c3b65e6c748855637a7607683f9558c602739"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a6TyZc2lvDKqfsOfnJBeVkpZDOXv32xoef5s506JaLZwwmFpHFwI8TO9aifyWp0n68AOak79oJLrz1xS1YuVCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T07:10:36.473548Z","bundle_sha256":"1b44ec4f75f607cba2a9ac5d68cd05675b4ebd9d40f66626a0dd8399bfaf313d"}}