{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:SIZQXSFMHMTZVQSZOB67GQCFTC","short_pith_number":"pith:SIZQXSFM","canonical_record":{"source":{"id":"1309.0398","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-09-02T13:24:55Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"cc0a27be530ab4e2e5c22b04b5ddd65e895273eb2e2e899eaf5b0837f9da63a4","abstract_canon_sha256":"fbc72a1947ca21e333c7dd2452541769a07f4c9d83d220aef4581ceb113a5ad5"},"schema_version":"1.0"},"canonical_sha256":"92330bc8ac3b279ac259707df3404598ba3bf5a90145b72b512f52a549884659","source":{"kind":"arxiv","id":"1309.0398","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.0398","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"arxiv_version","alias_value":"1309.0398v2","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.0398","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"pith_short_12","alias_value":"SIZQXSFMHMTZ","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"SIZQXSFMHMTZVQSZ","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"SIZQXSFM","created_at":"2026-05-18T12:27:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:SIZQXSFMHMTZVQSZOB67GQCFTC","target":"record","payload":{"canonical_record":{"source":{"id":"1309.0398","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-09-02T13:24:55Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"cc0a27be530ab4e2e5c22b04b5ddd65e895273eb2e2e899eaf5b0837f9da63a4","abstract_canon_sha256":"fbc72a1947ca21e333c7dd2452541769a07f4c9d83d220aef4581ceb113a5ad5"},"schema_version":"1.0"},"canonical_sha256":"92330bc8ac3b279ac259707df3404598ba3bf5a90145b72b512f52a549884659","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:50.683298Z","signature_b64":"96pLj2IbSCWIcjU0sNJ1vNapYIfXj+vicP2jGZ27fazUe7/dmPdc4jAM3OwYshZn6lo2c8l8yobfqKDnv0GsDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"92330bc8ac3b279ac259707df3404598ba3bf5a90145b72b512f52a549884659","last_reissued_at":"2026-05-18T01:47:50.682900Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:50.682900Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.0398","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":"2026-05-18T01:47:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vj9nlxp4CH3RrWlYOQw0MM9Z4EMnlD2frYb55ZVEq3psqP+IvR9sn5QfSPqzNK6ifK1dGe+7/gHVGMH28KP8CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T13:10:36.685590Z"},"content_sha256":"cd8782059953e50b806178dd77b33707e6dff5d75f29a99220a288b3103aef42","schema_version":"1.0","event_id":"sha256:cd8782059953e50b806178dd77b33707e6dff5d75f29a99220a288b3103aef42"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:SIZQXSFMHMTZVQSZOB67GQCFTC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Canonical quantization of electromagnetism in spatially dispersive media","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"quant-ph","authors_text":"S.A.R. Horsley, T.G. Philbin","submitted_at":"2013-09-02T13:24:55Z","abstract_excerpt":"We find the action that describes the electromagnetic field in a spatially dispersive, homogeneous medium. This theory is quantized and the Hamiltonian is diagonalized in terms of a continuum of normal modes. It is found that the introduction of nonlocal response in the medium automatically regulates some previously divergent results, and we calculate a finite value for the intensity of the electromagnetic field at a fixed frequency within a homogeneous medium. To conclude we discuss the potential importance of spatial dispersion in taming the divergences that arise in calculations of Casimir-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.0398","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":"2026-05-18T01:47:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LCQt6GhrhN7rakNn9btnhv2NXqNmF0HZlQ65lOGRju4EN5vQ6tXVyOom5oYRDhVFRcZs1U21ROt4ypAjiimZCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T13:10:36.685935Z"},"content_sha256":"bab53c88408c5e4198fe31674b95c641bbe282e08298c5430a1b08f19203c8d0","schema_version":"1.0","event_id":"sha256:bab53c88408c5e4198fe31674b95c641bbe282e08298c5430a1b08f19203c8d0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SIZQXSFMHMTZVQSZOB67GQCFTC/bundle.json","state_url":"https://pith.science/pith/SIZQXSFMHMTZVQSZOB67GQCFTC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SIZQXSFMHMTZVQSZOB67GQCFTC/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":"2026-06-02T13:10:36Z","links":{"resolver":"https://pith.science/pith/SIZQXSFMHMTZVQSZOB67GQCFTC","bundle":"https://pith.science/pith/SIZQXSFMHMTZVQSZOB67GQCFTC/bundle.json","state":"https://pith.science/pith/SIZQXSFMHMTZVQSZOB67GQCFTC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SIZQXSFMHMTZVQSZOB67GQCFTC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:SIZQXSFMHMTZVQSZOB67GQCFTC","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":"fbc72a1947ca21e333c7dd2452541769a07f4c9d83d220aef4581ceb113a5ad5","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-09-02T13:24:55Z","title_canon_sha256":"cc0a27be530ab4e2e5c22b04b5ddd65e895273eb2e2e899eaf5b0837f9da63a4"},"schema_version":"1.0","source":{"id":"1309.0398","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.0398","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"arxiv_version","alias_value":"1309.0398v2","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.0398","created_at":"2026-05-18T01:47:50Z"},{"alias_kind":"pith_short_12","alias_value":"SIZQXSFMHMTZ","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_16","alias_value":"SIZQXSFMHMTZVQSZ","created_at":"2026-05-18T12:27:59Z"},{"alias_kind":"pith_short_8","alias_value":"SIZQXSFM","created_at":"2026-05-18T12:27:59Z"}],"graph_snapshots":[{"event_id":"sha256:bab53c88408c5e4198fe31674b95c641bbe282e08298c5430a1b08f19203c8d0","target":"graph","created_at":"2026-05-18T01:47:50Z","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 find the action that describes the electromagnetic field in a spatially dispersive, homogeneous medium. This theory is quantized and the Hamiltonian is diagonalized in terms of a continuum of normal modes. It is found that the introduction of nonlocal response in the medium automatically regulates some previously divergent results, and we calculate a finite value for the intensity of the electromagnetic field at a fixed frequency within a homogeneous medium. To conclude we discuss the potential importance of spatial dispersion in taming the divergences that arise in calculations of Casimir-","authors_text":"S.A.R. Horsley, T.G. Philbin","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-09-02T13:24:55Z","title":"Canonical quantization of electromagnetism in spatially dispersive media"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.0398","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:cd8782059953e50b806178dd77b33707e6dff5d75f29a99220a288b3103aef42","target":"record","created_at":"2026-05-18T01:47:50Z","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":"fbc72a1947ca21e333c7dd2452541769a07f4c9d83d220aef4581ceb113a5ad5","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-09-02T13:24:55Z","title_canon_sha256":"cc0a27be530ab4e2e5c22b04b5ddd65e895273eb2e2e899eaf5b0837f9da63a4"},"schema_version":"1.0","source":{"id":"1309.0398","kind":"arxiv","version":2}},"canonical_sha256":"92330bc8ac3b279ac259707df3404598ba3bf5a90145b72b512f52a549884659","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"92330bc8ac3b279ac259707df3404598ba3bf5a90145b72b512f52a549884659","first_computed_at":"2026-05-18T01:47:50.682900Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:47:50.682900Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"96pLj2IbSCWIcjU0sNJ1vNapYIfXj+vicP2jGZ27fazUe7/dmPdc4jAM3OwYshZn6lo2c8l8yobfqKDnv0GsDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:47:50.683298Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.0398","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cd8782059953e50b806178dd77b33707e6dff5d75f29a99220a288b3103aef42","sha256:bab53c88408c5e4198fe31674b95c641bbe282e08298c5430a1b08f19203c8d0"],"state_sha256":"7b0239e2c903973d3cac42474648661b07b15553b61fa684eda3c54b8e2c0f2a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IzpaYFVeskHBPFL624UJAAOHUTe4NgW4H2VNBzw2k6OIb9MowH358Bko6lGRAK+o5FWR16yuUQJdyr11HJ87Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T13:10:36.688361Z","bundle_sha256":"5b427bfb4b42b1cf5d7459572f3de9c40b97b4151d07a4c435fd834332b28b5d"}}