{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:BPPZXTTCNYGLCPRUVUNW2TVEUC","short_pith_number":"pith:BPPZXTTC","canonical_record":{"source":{"id":"1507.02926","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-07-10T14:51:33Z","cross_cats_sorted":[],"title_canon_sha256":"8a0cc8c196bb7ccbafe67871ae9aff57988d9186af7fa8fcc979babd8a71c149","abstract_canon_sha256":"f78e9693af67e57b79460a906a104dc69bae5410777ecea976f10d3127157c4c"},"schema_version":"1.0"},"canonical_sha256":"0bdf9bce626e0cb13e34ad1b6d4ea4a0866ee968fd55c95c24b788e61892d8e7","source":{"kind":"arxiv","id":"1507.02926","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.02926","created_at":"2026-05-18T01:37:02Z"},{"alias_kind":"arxiv_version","alias_value":"1507.02926v1","created_at":"2026-05-18T01:37:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.02926","created_at":"2026-05-18T01:37:02Z"},{"alias_kind":"pith_short_12","alias_value":"BPPZXTTCNYGL","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_16","alias_value":"BPPZXTTCNYGLCPRU","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_8","alias_value":"BPPZXTTC","created_at":"2026-05-18T12:29:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:BPPZXTTCNYGLCPRUVUNW2TVEUC","target":"record","payload":{"canonical_record":{"source":{"id":"1507.02926","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-07-10T14:51:33Z","cross_cats_sorted":[],"title_canon_sha256":"8a0cc8c196bb7ccbafe67871ae9aff57988d9186af7fa8fcc979babd8a71c149","abstract_canon_sha256":"f78e9693af67e57b79460a906a104dc69bae5410777ecea976f10d3127157c4c"},"schema_version":"1.0"},"canonical_sha256":"0bdf9bce626e0cb13e34ad1b6d4ea4a0866ee968fd55c95c24b788e61892d8e7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:37:02.925631Z","signature_b64":"hZ7cyVuueWHYiUYY+0g5j0ZbNKNzICQs3UXvMMJNcCiJ+f5lb0uD8P3O87y2rC3RriNPJjMWAHDDk7+Enw5AAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0bdf9bce626e0cb13e34ad1b6d4ea4a0866ee968fd55c95c24b788e61892d8e7","last_reissued_at":"2026-05-18T01:37:02.925167Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:37:02.925167Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.02926","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":"2026-05-18T01:37:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LV8lav6xpkB9g91NTl1Pm95fI83/5qKZt+4XrC4lYk2OY0rUsVVM9xPgJ5DaQB1GK5xaxJuAhu61Dcsw/44cAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T07:05:42.112764Z"},"content_sha256":"acb742a60db4cd6609cc36b489bcdc0c9d2cc19bc82c200b1cff0fa5b966ebbd","schema_version":"1.0","event_id":"sha256:acb742a60db4cd6609cc36b489bcdc0c9d2cc19bc82c200b1cff0fa5b966ebbd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:BPPZXTTCNYGLCPRUVUNW2TVEUC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unlocking the full potential of wave-matter nonlinear coupling in the epsilon-near-zero regime","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Alessandro Ciattoni, Andrea Di Falco, Andrea Marini, Carlo Rizza, Daniele Faccio, Michael Scalora","submitted_at":"2015-07-10T14:51:33Z","abstract_excerpt":"In recent years, unconventional metamaterial properties have triggered a revolution of electromagnetic research which has unveiled novel scenarios of wave-matter interaction. A very small dielectric permittivity is a leading example of such unusual features, since it produces an exotic static-like regime where the electromagnetic field is spatially slowly-varying over a physically large region. The so-called epsilon-near-zero metamaterials thus offer an ideal platform where to manipulate the inner details of the \"stretched\" field. Here we theoretically prove that a standard nonlinearity is abl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.02926","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":"2026-05-18T01:37:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"myv5fsnmDRTfFXQPl6Jmp4lRV1oJ2ulvTBZT+P1I43tKE6RRM/9YqDNm7mTfBapG+K7q6lKxEbsOl/c7SJ0cAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-22T07:05:42.113452Z"},"content_sha256":"f52af1e7af4f0e169de3bc43659cd4344aee8f9e3050e07114441cb9ec2456b6","schema_version":"1.0","event_id":"sha256:f52af1e7af4f0e169de3bc43659cd4344aee8f9e3050e07114441cb9ec2456b6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BPPZXTTCNYGLCPRUVUNW2TVEUC/bundle.json","state_url":"https://pith.science/pith/BPPZXTTCNYGLCPRUVUNW2TVEUC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BPPZXTTCNYGLCPRUVUNW2TVEUC/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":"2026-05-22T07:05:42Z","links":{"resolver":"https://pith.science/pith/BPPZXTTCNYGLCPRUVUNW2TVEUC","bundle":"https://pith.science/pith/BPPZXTTCNYGLCPRUVUNW2TVEUC/bundle.json","state":"https://pith.science/pith/BPPZXTTCNYGLCPRUVUNW2TVEUC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BPPZXTTCNYGLCPRUVUNW2TVEUC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:BPPZXTTCNYGLCPRUVUNW2TVEUC","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":"f78e9693af67e57b79460a906a104dc69bae5410777ecea976f10d3127157c4c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-07-10T14:51:33Z","title_canon_sha256":"8a0cc8c196bb7ccbafe67871ae9aff57988d9186af7fa8fcc979babd8a71c149"},"schema_version":"1.0","source":{"id":"1507.02926","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.02926","created_at":"2026-05-18T01:37:02Z"},{"alias_kind":"arxiv_version","alias_value":"1507.02926v1","created_at":"2026-05-18T01:37:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.02926","created_at":"2026-05-18T01:37:02Z"},{"alias_kind":"pith_short_12","alias_value":"BPPZXTTCNYGL","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_16","alias_value":"BPPZXTTCNYGLCPRU","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_8","alias_value":"BPPZXTTC","created_at":"2026-05-18T12:29:14Z"}],"graph_snapshots":[{"event_id":"sha256:f52af1e7af4f0e169de3bc43659cd4344aee8f9e3050e07114441cb9ec2456b6","target":"graph","created_at":"2026-05-18T01:37:02Z","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":"In recent years, unconventional metamaterial properties have triggered a revolution of electromagnetic research which has unveiled novel scenarios of wave-matter interaction. A very small dielectric permittivity is a leading example of such unusual features, since it produces an exotic static-like regime where the electromagnetic field is spatially slowly-varying over a physically large region. The so-called epsilon-near-zero metamaterials thus offer an ideal platform where to manipulate the inner details of the \"stretched\" field. Here we theoretically prove that a standard nonlinearity is abl","authors_text":"Alessandro Ciattoni, Andrea Di Falco, Andrea Marini, Carlo Rizza, Daniele Faccio, Michael Scalora","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-07-10T14:51:33Z","title":"Unlocking the full potential of wave-matter nonlinear coupling in the epsilon-near-zero regime"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.02926","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:acb742a60db4cd6609cc36b489bcdc0c9d2cc19bc82c200b1cff0fa5b966ebbd","target":"record","created_at":"2026-05-18T01:37:02Z","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":"f78e9693af67e57b79460a906a104dc69bae5410777ecea976f10d3127157c4c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-07-10T14:51:33Z","title_canon_sha256":"8a0cc8c196bb7ccbafe67871ae9aff57988d9186af7fa8fcc979babd8a71c149"},"schema_version":"1.0","source":{"id":"1507.02926","kind":"arxiv","version":1}},"canonical_sha256":"0bdf9bce626e0cb13e34ad1b6d4ea4a0866ee968fd55c95c24b788e61892d8e7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0bdf9bce626e0cb13e34ad1b6d4ea4a0866ee968fd55c95c24b788e61892d8e7","first_computed_at":"2026-05-18T01:37:02.925167Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:37:02.925167Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hZ7cyVuueWHYiUYY+0g5j0ZbNKNzICQs3UXvMMJNcCiJ+f5lb0uD8P3O87y2rC3RriNPJjMWAHDDk7+Enw5AAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:37:02.925631Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.02926","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:acb742a60db4cd6609cc36b489bcdc0c9d2cc19bc82c200b1cff0fa5b966ebbd","sha256:f52af1e7af4f0e169de3bc43659cd4344aee8f9e3050e07114441cb9ec2456b6"],"state_sha256":"62f2cda0e4fe5716a75fa9bb2ee7ff2ae91f4fbd764e9b1b9f265d4fce83324c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d/4bxnqGh06I1W8oCoYev6vfhJtJZyLV9gjW9pGAq+Vqn5GJGde7MUThpd+7GTupqFk63YWwbpJ75lyCPxgmDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-22T07:05:42.117355Z","bundle_sha256":"63580200f6471f6ae72fdde711d995327f474b4fcce6d185d151b2e26dc605e4"}}