{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:6CIATXAXVW4HJNPOBO2DJYJT72","short_pith_number":"pith:6CIATXAX","canonical_record":{"source":{"id":"1812.01249","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-12-04T07:04:37Z","cross_cats_sorted":[],"title_canon_sha256":"07965f19f271d011e3920cba9669b3a395e5c0bd38a151fecac41732bc0f352b","abstract_canon_sha256":"ece3063a5429be2355ec403b01a2fc3bb0b90affb5daf434ddd143d28cb94f37"},"schema_version":"1.0"},"canonical_sha256":"f09009dc17adb874b5ee0bb434e133fe8db04c6ab43e6107eb207444fced7d96","source":{"kind":"arxiv","id":"1812.01249","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.01249","created_at":"2026-05-17T23:48:23Z"},{"alias_kind":"arxiv_version","alias_value":"1812.01249v1","created_at":"2026-05-17T23:48:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.01249","created_at":"2026-05-17T23:48:23Z"},{"alias_kind":"pith_short_12","alias_value":"6CIATXAXVW4H","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"6CIATXAXVW4HJNPO","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"6CIATXAX","created_at":"2026-05-18T12:32:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:6CIATXAXVW4HJNPOBO2DJYJT72","target":"record","payload":{"canonical_record":{"source":{"id":"1812.01249","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-12-04T07:04:37Z","cross_cats_sorted":[],"title_canon_sha256":"07965f19f271d011e3920cba9669b3a395e5c0bd38a151fecac41732bc0f352b","abstract_canon_sha256":"ece3063a5429be2355ec403b01a2fc3bb0b90affb5daf434ddd143d28cb94f37"},"schema_version":"1.0"},"canonical_sha256":"f09009dc17adb874b5ee0bb434e133fe8db04c6ab43e6107eb207444fced7d96","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:23.560606Z","signature_b64":"L/7abjDN08V2vlvRxCBzif2WmQcGmY46jEetvqvHoULeQWdVdLtZnQRuuXqV9jY0QUdmqPyH0g0ChucHcPQdBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f09009dc17adb874b5ee0bb434e133fe8db04c6ab43e6107eb207444fced7d96","last_reissued_at":"2026-05-17T23:48:23.560122Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:23.560122Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1812.01249","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":"2026-05-17T23:48:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n73UoK3zzaTAvQf0Y6Lz89twZd9Ty9L5zi9883m6a7hIcYXYBjXU7nLhd818ZU7C3E1bcJjzZQNNsUn3knZoBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T18:11:08.966237Z"},"content_sha256":"de20203d42c67c0868a991861862e3d8ff0eaceec7187a3adc340f195b57af0a","schema_version":"1.0","event_id":"sha256:de20203d42c67c0868a991861862e3d8ff0eaceec7187a3adc340f195b57af0a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:6CIATXAXVW4HJNPOBO2DJYJT72","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electric Toroidal Quadrupoles in Spin-Orbit Coupled Metal Cd$_2$Re$_2$O$_7$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Hiroaki Kusunose, Satoru Hayami, Yukitoshi Motome, Yuki Yanagi","submitted_at":"2018-12-04T07:04:37Z","abstract_excerpt":"We report our theoretical results on the order parameters for the pyrochlore metal Cd$_2$Re$_2$O$_7$, which undergoes enigmatic phase transitions with inversion symmetry breaking. By carefully examining active electronic degrees of freedom based on the lattice symmetry, we propose that two parity-breaking phases at ambient pressure are described by unconventional multipoles, electric toroidal quadrupoles (ETQs) with different components, $x^2-y^2$ and $3z^2-r^2$, in the pyrochlore tetrahedral unit. We elucidate that the ETQs are activated by bond or spin-current order on Re-Re bonds. Our ETQ s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.01249","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":"2026-05-17T23:48:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NubscxY5W5a/QeNlJh5dYR3cyUg7pMyJZV6hEygUOyVmQDv0VBwd7FyCbI/+vNyEyFPeUWFltRsdVrMMuL5mBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T18:11:08.966968Z"},"content_sha256":"93cc03baa89000a10ea2a900e498d5abb73c6b216a751cd74a08ce4fa43fd2cb","schema_version":"1.0","event_id":"sha256:93cc03baa89000a10ea2a900e498d5abb73c6b216a751cd74a08ce4fa43fd2cb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6CIATXAXVW4HJNPOBO2DJYJT72/bundle.json","state_url":"https://pith.science/pith/6CIATXAXVW4HJNPOBO2DJYJT72/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6CIATXAXVW4HJNPOBO2DJYJT72/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":"2026-05-26T18:11:08Z","links":{"resolver":"https://pith.science/pith/6CIATXAXVW4HJNPOBO2DJYJT72","bundle":"https://pith.science/pith/6CIATXAXVW4HJNPOBO2DJYJT72/bundle.json","state":"https://pith.science/pith/6CIATXAXVW4HJNPOBO2DJYJT72/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6CIATXAXVW4HJNPOBO2DJYJT72/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:6CIATXAXVW4HJNPOBO2DJYJT72","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":"ece3063a5429be2355ec403b01a2fc3bb0b90affb5daf434ddd143d28cb94f37","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-12-04T07:04:37Z","title_canon_sha256":"07965f19f271d011e3920cba9669b3a395e5c0bd38a151fecac41732bc0f352b"},"schema_version":"1.0","source":{"id":"1812.01249","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.01249","created_at":"2026-05-17T23:48:23Z"},{"alias_kind":"arxiv_version","alias_value":"1812.01249v1","created_at":"2026-05-17T23:48:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.01249","created_at":"2026-05-17T23:48:23Z"},{"alias_kind":"pith_short_12","alias_value":"6CIATXAXVW4H","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"6CIATXAXVW4HJNPO","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"6CIATXAX","created_at":"2026-05-18T12:32:08Z"}],"graph_snapshots":[{"event_id":"sha256:93cc03baa89000a10ea2a900e498d5abb73c6b216a751cd74a08ce4fa43fd2cb","target":"graph","created_at":"2026-05-17T23:48:23Z","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 report our theoretical results on the order parameters for the pyrochlore metal Cd$_2$Re$_2$O$_7$, which undergoes enigmatic phase transitions with inversion symmetry breaking. By carefully examining active electronic degrees of freedom based on the lattice symmetry, we propose that two parity-breaking phases at ambient pressure are described by unconventional multipoles, electric toroidal quadrupoles (ETQs) with different components, $x^2-y^2$ and $3z^2-r^2$, in the pyrochlore tetrahedral unit. We elucidate that the ETQs are activated by bond or spin-current order on Re-Re bonds. Our ETQ s","authors_text":"Hiroaki Kusunose, Satoru Hayami, Yukitoshi Motome, Yuki Yanagi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-12-04T07:04:37Z","title":"Electric Toroidal Quadrupoles in Spin-Orbit Coupled Metal Cd$_2$Re$_2$O$_7$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.01249","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:de20203d42c67c0868a991861862e3d8ff0eaceec7187a3adc340f195b57af0a","target":"record","created_at":"2026-05-17T23:48:23Z","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":"ece3063a5429be2355ec403b01a2fc3bb0b90affb5daf434ddd143d28cb94f37","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-12-04T07:04:37Z","title_canon_sha256":"07965f19f271d011e3920cba9669b3a395e5c0bd38a151fecac41732bc0f352b"},"schema_version":"1.0","source":{"id":"1812.01249","kind":"arxiv","version":1}},"canonical_sha256":"f09009dc17adb874b5ee0bb434e133fe8db04c6ab43e6107eb207444fced7d96","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f09009dc17adb874b5ee0bb434e133fe8db04c6ab43e6107eb207444fced7d96","first_computed_at":"2026-05-17T23:48:23.560122Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:48:23.560122Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"L/7abjDN08V2vlvRxCBzif2WmQcGmY46jEetvqvHoULeQWdVdLtZnQRuuXqV9jY0QUdmqPyH0g0ChucHcPQdBQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:48:23.560606Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.01249","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:de20203d42c67c0868a991861862e3d8ff0eaceec7187a3adc340f195b57af0a","sha256:93cc03baa89000a10ea2a900e498d5abb73c6b216a751cd74a08ce4fa43fd2cb"],"state_sha256":"ff54d652456b9b93ce025dfba6be4a64061ff460ec96b00afcb634ad420b4287"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8ybpPoOIm4XSXBUjjZp7c+Uw/hJ0BsHgb26qQb1txLVbJy5Sd5jf09b+QabOfmLgzPrJv3woOboJdhx4NkGBBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T18:11:08.973496Z","bundle_sha256":"a71265a6b9e4e2b0755afbbd4c9511c3af641db20aa1ac472012a4c5b4c65a85"}}