{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:KMGKCTD2QL6EGRE65VPIE2RQOG","short_pith_number":"pith:KMGKCTD2","canonical_record":{"source":{"id":"physics/0208011","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.class-ph","submitted_at":"2002-08-02T13:12:45Z","cross_cats_sorted":["cond-mat.other","physics.optics"],"title_canon_sha256":"841c647bf56b1daa7c887cc1a56275b96e0444bb08d45698c7204c4f5b604faf","abstract_canon_sha256":"92e60648128e0f0246fbd44134f7fee8df1c9dc8af34241cdce2a7ab3ad8778f"},"schema_version":"1.0"},"canonical_sha256":"530ca14c7a82fc43449eed5e826a3071b68ed6bdb242e5f053ac73823b3070d4","source":{"kind":"arxiv","id":"physics/0208011","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0208011","created_at":"2026-05-18T01:38:09Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0208011v1","created_at":"2026-05-18T01:38:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0208011","created_at":"2026-05-18T01:38:09Z"},{"alias_kind":"pith_short_12","alias_value":"KMGKCTD2QL6E","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"KMGKCTD2QL6EGRE6","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"KMGKCTD2","created_at":"2026-05-18T12:25:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:KMGKCTD2QL6EGRE65VPIE2RQOG","target":"record","payload":{"canonical_record":{"source":{"id":"physics/0208011","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.class-ph","submitted_at":"2002-08-02T13:12:45Z","cross_cats_sorted":["cond-mat.other","physics.optics"],"title_canon_sha256":"841c647bf56b1daa7c887cc1a56275b96e0444bb08d45698c7204c4f5b604faf","abstract_canon_sha256":"92e60648128e0f0246fbd44134f7fee8df1c9dc8af34241cdce2a7ab3ad8778f"},"schema_version":"1.0"},"canonical_sha256":"530ca14c7a82fc43449eed5e826a3071b68ed6bdb242e5f053ac73823b3070d4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:38:09.211453Z","signature_b64":"4FP0jK69r1lGEJ8jHPIORof5dspmQxvdpYi+JHfjJ0GrV4uLKs2X0xvfff7pEZ06gAYU4+WfGxZeYcpP8GUbCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"530ca14c7a82fc43449eed5e826a3071b68ed6bdb242e5f053ac73823b3070d4","last_reissued_at":"2026-05-18T01:38:09.210766Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:38:09.210766Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"physics/0208011","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":"2026-05-18T01:38:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tWFZjNlbSX+lh6T0r5SLrMyhRhBZliwflFZcHEc6Skg0PIp+BdJkulexuxKy+7TGk3kEWYYP7wdktIKFBcPQCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T04:55:31.120428Z"},"content_sha256":"ba9a709964b039bb246e43250fb5aeca69fa7102866d41a215cc5f79403f67c2","schema_version":"1.0","event_id":"sha256:ba9a709964b039bb246e43250fb5aeca69fa7102866d41a215cc5f79403f67c2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:KMGKCTD2QL6EGRE65VPIE2RQOG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spectral response of Cantor multilayers made of materials with negative refractive index","license":"","headline":"","cross_cats":["cond-mat.other","physics.optics"],"primary_cat":"physics.class-ph","authors_text":"Akhlesh Lakhtakia, Jaline Gerardin","submitted_at":"2002-08-02T13:12:45Z","abstract_excerpt":"Whereas Cantor multilayers made of an isotropic dielectric-magnetic material with positive refractive index will show power-law characteristics, low-order Cantor multilayers made of materials with negative refractive index will not exhibit the power-law nature. A reason for this anomalous behavior is presented."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0208011","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":"2026-05-18T01:38:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L2MHpOev8n2eapoGe8AXGqfkjYPgThvLzqjLjRb+qOZha7kmeKuUTSMrcvcDZY1YXrvAm8zTSF9d7wfgNhURBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T04:55:31.121013Z"},"content_sha256":"1a09f639aacc110509d83e1306da00250c7fd137312b11a18749126a68e8a9d2","schema_version":"1.0","event_id":"sha256:1a09f639aacc110509d83e1306da00250c7fd137312b11a18749126a68e8a9d2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KMGKCTD2QL6EGRE65VPIE2RQOG/bundle.json","state_url":"https://pith.science/pith/KMGKCTD2QL6EGRE65VPIE2RQOG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KMGKCTD2QL6EGRE65VPIE2RQOG/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":"2026-06-07T04:55:31Z","links":{"resolver":"https://pith.science/pith/KMGKCTD2QL6EGRE65VPIE2RQOG","bundle":"https://pith.science/pith/KMGKCTD2QL6EGRE65VPIE2RQOG/bundle.json","state":"https://pith.science/pith/KMGKCTD2QL6EGRE65VPIE2RQOG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KMGKCTD2QL6EGRE65VPIE2RQOG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:KMGKCTD2QL6EGRE65VPIE2RQOG","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":"92e60648128e0f0246fbd44134f7fee8df1c9dc8af34241cdce2a7ab3ad8778f","cross_cats_sorted":["cond-mat.other","physics.optics"],"license":"","primary_cat":"physics.class-ph","submitted_at":"2002-08-02T13:12:45Z","title_canon_sha256":"841c647bf56b1daa7c887cc1a56275b96e0444bb08d45698c7204c4f5b604faf"},"schema_version":"1.0","source":{"id":"physics/0208011","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0208011","created_at":"2026-05-18T01:38:09Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0208011v1","created_at":"2026-05-18T01:38:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0208011","created_at":"2026-05-18T01:38:09Z"},{"alias_kind":"pith_short_12","alias_value":"KMGKCTD2QL6E","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"KMGKCTD2QL6EGRE6","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"KMGKCTD2","created_at":"2026-05-18T12:25:51Z"}],"graph_snapshots":[{"event_id":"sha256:1a09f639aacc110509d83e1306da00250c7fd137312b11a18749126a68e8a9d2","target":"graph","created_at":"2026-05-18T01:38:09Z","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":"Whereas Cantor multilayers made of an isotropic dielectric-magnetic material with positive refractive index will show power-law characteristics, low-order Cantor multilayers made of materials with negative refractive index will not exhibit the power-law nature. A reason for this anomalous behavior is presented.","authors_text":"Akhlesh Lakhtakia, Jaline Gerardin","cross_cats":["cond-mat.other","physics.optics"],"headline":"","license":"","primary_cat":"physics.class-ph","submitted_at":"2002-08-02T13:12:45Z","title":"Spectral response of Cantor multilayers made of materials with negative refractive index"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0208011","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:ba9a709964b039bb246e43250fb5aeca69fa7102866d41a215cc5f79403f67c2","target":"record","created_at":"2026-05-18T01:38:09Z","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":"92e60648128e0f0246fbd44134f7fee8df1c9dc8af34241cdce2a7ab3ad8778f","cross_cats_sorted":["cond-mat.other","physics.optics"],"license":"","primary_cat":"physics.class-ph","submitted_at":"2002-08-02T13:12:45Z","title_canon_sha256":"841c647bf56b1daa7c887cc1a56275b96e0444bb08d45698c7204c4f5b604faf"},"schema_version":"1.0","source":{"id":"physics/0208011","kind":"arxiv","version":1}},"canonical_sha256":"530ca14c7a82fc43449eed5e826a3071b68ed6bdb242e5f053ac73823b3070d4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"530ca14c7a82fc43449eed5e826a3071b68ed6bdb242e5f053ac73823b3070d4","first_computed_at":"2026-05-18T01:38:09.210766Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:38:09.210766Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4FP0jK69r1lGEJ8jHPIORof5dspmQxvdpYi+JHfjJ0GrV4uLKs2X0xvfff7pEZ06gAYU4+WfGxZeYcpP8GUbCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:38:09.211453Z","signed_message":"canonical_sha256_bytes"},"source_id":"physics/0208011","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ba9a709964b039bb246e43250fb5aeca69fa7102866d41a215cc5f79403f67c2","sha256:1a09f639aacc110509d83e1306da00250c7fd137312b11a18749126a68e8a9d2"],"state_sha256":"45f3af58d3e3dc929152d4eaca5234bb33e43bb9c0b9c5d55b255df06ff4ce65"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6MU6RrVv70eW1qPf1kPo+u421Sw0l/DV3QCNiSw+SNbVdz4XgVtyE7cNsIeoElm8lZpQ2ohKzIM4xjfH8AAQAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T04:55:31.124691Z","bundle_sha256":"6cbf284f241a384d0b54f11fda6ad4df73c32af24e71bd48857017116911e362"}}