{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:QEOKDVNCW6ZHKKABMWJAYSECGO","short_pith_number":"pith:QEOKDVNC","canonical_record":{"source":{"id":"2312.11641","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-12-18T19:00:12Z","cross_cats_sorted":[],"title_canon_sha256":"09df0c4ab192af4873a0e7b4d8e332b04419a6599fc00e3d3b771bca1d830e8d","abstract_canon_sha256":"875741339365ed4d4311dfd6fc93e644f2abf92a6f4242096f1f1ee4168e0624"},"schema_version":"1.0"},"canonical_sha256":"811ca1d5a2b7b275280165920c488233a3b92b4e52ecbf78f6e5da4e56388990","source":{"kind":"arxiv","id":"2312.11641","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.11641","created_at":"2026-07-05T08:43:52Z"},{"alias_kind":"arxiv_version","alias_value":"2312.11641v2","created_at":"2026-07-05T08:43:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.11641","created_at":"2026-07-05T08:43:52Z"},{"alias_kind":"pith_short_12","alias_value":"QEOKDVNCW6ZH","created_at":"2026-07-05T08:43:52Z"},{"alias_kind":"pith_short_16","alias_value":"QEOKDVNCW6ZHKKAB","created_at":"2026-07-05T08:43:52Z"},{"alias_kind":"pith_short_8","alias_value":"QEOKDVNC","created_at":"2026-07-05T08:43:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:QEOKDVNCW6ZHKKABMWJAYSECGO","target":"record","payload":{"canonical_record":{"source":{"id":"2312.11641","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-12-18T19:00:12Z","cross_cats_sorted":[],"title_canon_sha256":"09df0c4ab192af4873a0e7b4d8e332b04419a6599fc00e3d3b771bca1d830e8d","abstract_canon_sha256":"875741339365ed4d4311dfd6fc93e644f2abf92a6f4242096f1f1ee4168e0624"},"schema_version":"1.0"},"canonical_sha256":"811ca1d5a2b7b275280165920c488233a3b92b4e52ecbf78f6e5da4e56388990","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:43:52.070227Z","signature_b64":"BtTx15veqNG6pNsikyp0KDcPYjoxVdHdfL5a1zsldiEuIfed6b9EedgHkpJzAUubMw5dri8h5GE1/PKKSAWCAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"811ca1d5a2b7b275280165920c488233a3b92b4e52ecbf78f6e5da4e56388990","last_reissued_at":"2026-07-05T08:43:52.069780Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:43:52.069780Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2312.11641","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":"2026-07-05T08:43:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ylNLa+QVV0Hy5JkOh+4ndUsXgWK1khsFW/YPD9rZcpfKqNQkTaMwC+KfVnk0UJrZA7f1OjDMfVR8LItTW8HpBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T12:52:42.688542Z"},"content_sha256":"2b9b42ce6201d4d22139cf36b609dfd3b81f87e5e13f64f1a461e225fc33dab8","schema_version":"1.0","event_id":"sha256:2b9b42ce6201d4d22139cf36b609dfd3b81f87e5e13f64f1a461e225fc33dab8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:QEOKDVNCW6ZHKKABMWJAYSECGO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experimentally tunable QED in dipolar-octupolar quantum spin ice","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Alaric Sanders, Andriy H. Nevidomskyy, Claudio Castelnovo, Han Yan","submitted_at":"2023-12-18T19:00:12Z","abstract_excerpt":"We propose a readily achievable experimental setting where an external magnetic field is used to tune the emergent quantum electrodynamics (eQED) of dipolar-octupolar quantum spin ice (DO-QSI). In $U(1)_\\pi$ DO-QSI -- the proposed ground state of QSI candidates Ce$_2$Zr$_2$O$_7$, Ce$_2$Sn$_2$O$_7$ and Ce$_2$Hf$_2$O$_7$ -- we show that the field can be used to control the emergent speed of light (and, consequently, the emergent fine structure constant). Depending on the field's alignment with the crystal, one may induce different speeds for the two polarizations of the emergent photons, in a fa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.11641","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2312.11641/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T08:43:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UYC/WZT7YAJ4fUCrKZN+a0JsOhO4/Q0HSIlCY17XsTXPz0RoW4zmNqTE/OHsC84v9N7wYK187akERQAxymJ1BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T12:52:42.691318Z"},"content_sha256":"0f82eda10313d909c3ca5deb35f243dd7a1cf2169980150608f9d76329ec0e27","schema_version":"1.0","event_id":"sha256:0f82eda10313d909c3ca5deb35f243dd7a1cf2169980150608f9d76329ec0e27"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QEOKDVNCW6ZHKKABMWJAYSECGO/bundle.json","state_url":"https://pith.science/pith/QEOKDVNCW6ZHKKABMWJAYSECGO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QEOKDVNCW6ZHKKABMWJAYSECGO/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":"2026-08-05T12:52:42Z","links":{"resolver":"https://pith.science/pith/QEOKDVNCW6ZHKKABMWJAYSECGO","bundle":"https://pith.science/pith/QEOKDVNCW6ZHKKABMWJAYSECGO/bundle.json","state":"https://pith.science/pith/QEOKDVNCW6ZHKKABMWJAYSECGO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QEOKDVNCW6ZHKKABMWJAYSECGO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:QEOKDVNCW6ZHKKABMWJAYSECGO","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":"875741339365ed4d4311dfd6fc93e644f2abf92a6f4242096f1f1ee4168e0624","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-12-18T19:00:12Z","title_canon_sha256":"09df0c4ab192af4873a0e7b4d8e332b04419a6599fc00e3d3b771bca1d830e8d"},"schema_version":"1.0","source":{"id":"2312.11641","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.11641","created_at":"2026-07-05T08:43:52Z"},{"alias_kind":"arxiv_version","alias_value":"2312.11641v2","created_at":"2026-07-05T08:43:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.11641","created_at":"2026-07-05T08:43:52Z"},{"alias_kind":"pith_short_12","alias_value":"QEOKDVNCW6ZH","created_at":"2026-07-05T08:43:52Z"},{"alias_kind":"pith_short_16","alias_value":"QEOKDVNCW6ZHKKAB","created_at":"2026-07-05T08:43:52Z"},{"alias_kind":"pith_short_8","alias_value":"QEOKDVNC","created_at":"2026-07-05T08:43:52Z"}],"graph_snapshots":[{"event_id":"sha256:0f82eda10313d909c3ca5deb35f243dd7a1cf2169980150608f9d76329ec0e27","target":"graph","created_at":"2026-07-05T08:43:52Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2312.11641/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose a readily achievable experimental setting where an external magnetic field is used to tune the emergent quantum electrodynamics (eQED) of dipolar-octupolar quantum spin ice (DO-QSI). In $U(1)_\\pi$ DO-QSI -- the proposed ground state of QSI candidates Ce$_2$Zr$_2$O$_7$, Ce$_2$Sn$_2$O$_7$ and Ce$_2$Hf$_2$O$_7$ -- we show that the field can be used to control the emergent speed of light (and, consequently, the emergent fine structure constant). Depending on the field's alignment with the crystal, one may induce different speeds for the two polarizations of the emergent photons, in a fa","authors_text":"Alaric Sanders, Andriy H. Nevidomskyy, Claudio Castelnovo, Han Yan","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-12-18T19:00:12Z","title":"Experimentally tunable QED in dipolar-octupolar quantum spin ice"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.11641","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":"sha256:2b9b42ce6201d4d22139cf36b609dfd3b81f87e5e13f64f1a461e225fc33dab8","target":"record","created_at":"2026-07-05T08:43:52Z","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":"875741339365ed4d4311dfd6fc93e644f2abf92a6f4242096f1f1ee4168e0624","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-12-18T19:00:12Z","title_canon_sha256":"09df0c4ab192af4873a0e7b4d8e332b04419a6599fc00e3d3b771bca1d830e8d"},"schema_version":"1.0","source":{"id":"2312.11641","kind":"arxiv","version":2}},"canonical_sha256":"811ca1d5a2b7b275280165920c488233a3b92b4e52ecbf78f6e5da4e56388990","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"811ca1d5a2b7b275280165920c488233a3b92b4e52ecbf78f6e5da4e56388990","first_computed_at":"2026-07-05T08:43:52.069780Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:43:52.069780Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BtTx15veqNG6pNsikyp0KDcPYjoxVdHdfL5a1zsldiEuIfed6b9EedgHkpJzAUubMw5dri8h5GE1/PKKSAWCAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T08:43:52.070227Z","signed_message":"canonical_sha256_bytes"},"source_id":"2312.11641","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2b9b42ce6201d4d22139cf36b609dfd3b81f87e5e13f64f1a461e225fc33dab8","sha256:0f82eda10313d909c3ca5deb35f243dd7a1cf2169980150608f9d76329ec0e27"],"state_sha256":"f5fbb71e675c871cde7cea08fd63ba98045a927b694ba9bfc6096a17fce83c92"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q+5KtVfu7N8sex3pKbS3EoRGMn98m8iDU2mjTMvCJWcje+9tdURAS7gYtbNxMNsZP7+ee5bPQeLQPXFknEwkBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T12:52:42.700028Z","bundle_sha256":"3960412069e79d32d6d7cb4f876088e5250c3d392168fe11bd5dc9a253a20f3a"}}