{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:CSTDL47QFNP757NNU3WAV4VZPO","short_pith_number":"pith:CSTDL47Q","canonical_record":{"source":{"id":"0905.4826","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-05-29T10:46:14Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"f94d628a7064d85c19749d4a53d328fd76c8c914c01bcde2c75466504d9fd319","abstract_canon_sha256":"8b7eea97d31c038bf47266e08f0865670a7906cb6d022b78c5d1f88b11dd497f"},"schema_version":"1.0"},"canonical_sha256":"14a635f3f02b5ffefdada6ec0af2b97baa8499fb0dcdb76f77722d91e1730fc7","source":{"kind":"arxiv","id":"0905.4826","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.4826","created_at":"2026-05-18T03:38:24Z"},{"alias_kind":"arxiv_version","alias_value":"0905.4826v3","created_at":"2026-05-18T03:38:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.4826","created_at":"2026-05-18T03:38:24Z"},{"alias_kind":"pith_short_12","alias_value":"CSTDL47QFNP7","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"CSTDL47QFNP757NN","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"CSTDL47Q","created_at":"2026-05-18T12:25:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:CSTDL47QFNP757NNU3WAV4VZPO","target":"record","payload":{"canonical_record":{"source":{"id":"0905.4826","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-05-29T10:46:14Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"f94d628a7064d85c19749d4a53d328fd76c8c914c01bcde2c75466504d9fd319","abstract_canon_sha256":"8b7eea97d31c038bf47266e08f0865670a7906cb6d022b78c5d1f88b11dd497f"},"schema_version":"1.0"},"canonical_sha256":"14a635f3f02b5ffefdada6ec0af2b97baa8499fb0dcdb76f77722d91e1730fc7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:38:24.159208Z","signature_b64":"8zaebdGdzrduNy+tj1CUDNWWT64e2FIj1Sv+OcUiMD6Rwal8zfHLYcwgJhvPyBy7B5ag9O4bG62jZ2ne0EqsAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"14a635f3f02b5ffefdada6ec0af2b97baa8499fb0dcdb76f77722d91e1730fc7","last_reissued_at":"2026-05-18T03:38:24.158613Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:38:24.158613Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0905.4826","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":"2026-05-18T03:38:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UTzOxfH8on/RszgHXTQEBzLA5azU0T3qAUcfWbhQauxGLN5vVDyl/2W3HVVCiJdMJUxddjnsnh3V4r585t8yDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:17:32.360069Z"},"content_sha256":"e4168cb8c2fd46c6afbf44b57e4af2695563d68c2d501c726d91b56cf8eef550","schema_version":"1.0","event_id":"sha256:e4168cb8c2fd46c6afbf44b57e4af2695563d68c2d501c726d91b56cf8eef550"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:CSTDL47QFNP757NNU3WAV4VZPO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Tight-binding photonic bands in metallophotonic waveguide networks and flat bands in kagome lattices","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Hideo Aoki, Shimpei Endo, Takashi Oka","submitted_at":"2009-05-29T10:46:14Z","abstract_excerpt":"We propose that we can realize \"tight-binding photonic bands\" in metallophotonic waveguide networks, where the photonic bound states localized around the crossings of a network form a tight-binding band. The formation of bound states at the crossings is distinct from the conventional bound states at defects or virtual bound states in photonic crystals, but comes from a photonic counterpart of the zero-point states in wave mechanics. Model calculations show that the low-lying photon dispersions are indeed described accurately by the tight-binding model. To exemplify how we can exploit the tight"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.4826","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":"2026-05-18T03:38:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dx31qHHstjDhrZnRHObjPW68Eb3SVoiL52fihDJjYLzit4kQYqQGUwYfk2JNWHUvppQf2lOj+EP5QzbOQycABA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T07:17:32.360466Z"},"content_sha256":"9181e5db4feb5f0fb0dee6581c73f7503525cd596bf524c2c0b9aeeaf033b8a4","schema_version":"1.0","event_id":"sha256:9181e5db4feb5f0fb0dee6581c73f7503525cd596bf524c2c0b9aeeaf033b8a4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CSTDL47QFNP757NNU3WAV4VZPO/bundle.json","state_url":"https://pith.science/pith/CSTDL47QFNP757NNU3WAV4VZPO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CSTDL47QFNP757NNU3WAV4VZPO/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":"2026-05-30T07:17:32Z","links":{"resolver":"https://pith.science/pith/CSTDL47QFNP757NNU3WAV4VZPO","bundle":"https://pith.science/pith/CSTDL47QFNP757NNU3WAV4VZPO/bundle.json","state":"https://pith.science/pith/CSTDL47QFNP757NNU3WAV4VZPO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CSTDL47QFNP757NNU3WAV4VZPO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:CSTDL47QFNP757NNU3WAV4VZPO","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":"8b7eea97d31c038bf47266e08f0865670a7906cb6d022b78c5d1f88b11dd497f","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-05-29T10:46:14Z","title_canon_sha256":"f94d628a7064d85c19749d4a53d328fd76c8c914c01bcde2c75466504d9fd319"},"schema_version":"1.0","source":{"id":"0905.4826","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0905.4826","created_at":"2026-05-18T03:38:24Z"},{"alias_kind":"arxiv_version","alias_value":"0905.4826v3","created_at":"2026-05-18T03:38:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0905.4826","created_at":"2026-05-18T03:38:24Z"},{"alias_kind":"pith_short_12","alias_value":"CSTDL47QFNP7","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"CSTDL47QFNP757NN","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"CSTDL47Q","created_at":"2026-05-18T12:25:59Z"}],"graph_snapshots":[{"event_id":"sha256:9181e5db4feb5f0fb0dee6581c73f7503525cd596bf524c2c0b9aeeaf033b8a4","target":"graph","created_at":"2026-05-18T03:38:24Z","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 propose that we can realize \"tight-binding photonic bands\" in metallophotonic waveguide networks, where the photonic bound states localized around the crossings of a network form a tight-binding band. The formation of bound states at the crossings is distinct from the conventional bound states at defects or virtual bound states in photonic crystals, but comes from a photonic counterpart of the zero-point states in wave mechanics. Model calculations show that the low-lying photon dispersions are indeed described accurately by the tight-binding model. To exemplify how we can exploit the tight","authors_text":"Hideo Aoki, Shimpei Endo, Takashi Oka","cross_cats":["cond-mat.other"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-05-29T10:46:14Z","title":"Tight-binding photonic bands in metallophotonic waveguide networks and flat bands in kagome lattices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0905.4826","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:e4168cb8c2fd46c6afbf44b57e4af2695563d68c2d501c726d91b56cf8eef550","target":"record","created_at":"2026-05-18T03:38:24Z","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":"8b7eea97d31c038bf47266e08f0865670a7906cb6d022b78c5d1f88b11dd497f","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-05-29T10:46:14Z","title_canon_sha256":"f94d628a7064d85c19749d4a53d328fd76c8c914c01bcde2c75466504d9fd319"},"schema_version":"1.0","source":{"id":"0905.4826","kind":"arxiv","version":3}},"canonical_sha256":"14a635f3f02b5ffefdada6ec0af2b97baa8499fb0dcdb76f77722d91e1730fc7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"14a635f3f02b5ffefdada6ec0af2b97baa8499fb0dcdb76f77722d91e1730fc7","first_computed_at":"2026-05-18T03:38:24.158613Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:38:24.158613Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8zaebdGdzrduNy+tj1CUDNWWT64e2FIj1Sv+OcUiMD6Rwal8zfHLYcwgJhvPyBy7B5ag9O4bG62jZ2ne0EqsAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:38:24.159208Z","signed_message":"canonical_sha256_bytes"},"source_id":"0905.4826","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e4168cb8c2fd46c6afbf44b57e4af2695563d68c2d501c726d91b56cf8eef550","sha256:9181e5db4feb5f0fb0dee6581c73f7503525cd596bf524c2c0b9aeeaf033b8a4"],"state_sha256":"1e13a37f22836e700fa6bb8b92f0204bb0e833cc1af56378c93aaf6252111752"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pXU6GEgNeU1T81PqsFoh0g3e0Kb2oN0HYD10FdWcGRPtNr+ZcF2OBSJBgNQMSWu1Tbas6elHhb9CXEq6GPk/Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T07:17:32.362664Z","bundle_sha256":"3f85598b6bd22436d75572023e752f02a4ab907685d015e4977d53e00e7431d0"}}