{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:3FMLEIN7UM3S6VMBTTUTX35MWL","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":"e5031c58f16821f46b62e45c3622a2c95cf9ea1ecf23f3ab78b8a23b55f90e65","cross_cats_sorted":["hep-th"],"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2007-10-30T11:07:38Z","title_canon_sha256":"fc7c45a7cdee553da8f395dcc3502d98ba1f73c7fa7839d9e1845bd20b34b38d"},"schema_version":"1.0","source":{"id":"0710.5515","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0710.5515","created_at":"2026-05-18T04:09:35Z"},{"alias_kind":"arxiv_version","alias_value":"0710.5515v2","created_at":"2026-05-18T04:09:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0710.5515","created_at":"2026-05-18T04:09:35Z"},{"alias_kind":"pith_short_12","alias_value":"3FMLEIN7UM3S","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"3FMLEIN7UM3S6VMB","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"3FMLEIN7","created_at":"2026-05-18T12:25:54Z"}],"graph_snapshots":[{"event_id":"sha256:81e91de38fdad866a9e56a31d81b7d5fc835800823a8c71d2c414c9073681c24","target":"graph","created_at":"2026-05-18T04:09:35Z","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":"Electrically charged particles, such as the electron, are ubiquitous. By contrast, no elementary particles with a net magnetic charge have ever been observed, despite intensive and prolonged searches. We pursue an alternative strategy, namely that of realising them not as elementary but rather as emergent particles, i.e., as manifestations of the correlations present in a strongly interacting many-body system. The most prominent examples of emergent quasiparticles are the ones with fractional electric charge e/3 in quantum Hall physics. Here we show that magnetic monopoles do emerge in a class","authors_text":"Claudio Castelnovo, Roderich Moessner, Shivaji L. Sondhi","cross_cats":["hep-th"],"headline":"","license":"","primary_cat":"cond-mat.str-el","submitted_at":"2007-10-30T11:07:38Z","title":"Magnetic Monopoles in Spin Ice"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0710.5515","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:c0c1cdc0b23069cb16b63039e6991f304058e82f6fac02214998c5c720c1f850","target":"record","created_at":"2026-05-18T04:09:35Z","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":"e5031c58f16821f46b62e45c3622a2c95cf9ea1ecf23f3ab78b8a23b55f90e65","cross_cats_sorted":["hep-th"],"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2007-10-30T11:07:38Z","title_canon_sha256":"fc7c45a7cdee553da8f395dcc3502d98ba1f73c7fa7839d9e1845bd20b34b38d"},"schema_version":"1.0","source":{"id":"0710.5515","kind":"arxiv","version":2}},"canonical_sha256":"d958b221bfa3372f55819ce93befacb2ca356df173bb52b18c1d8d2fad82c418","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d958b221bfa3372f55819ce93befacb2ca356df173bb52b18c1d8d2fad82c418","first_computed_at":"2026-05-18T04:09:35.422064Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:09:35.422064Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SkNkjUUZSaVzfeSf+KGeh3gkVgniSRflkt56aKuPQzNiPGXUnj9bdFyvTZ5GHOuw0mJn5srVPhgW6znJy7eACw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:09:35.422546Z","signed_message":"canonical_sha256_bytes"},"source_id":"0710.5515","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c0c1cdc0b23069cb16b63039e6991f304058e82f6fac02214998c5c720c1f850","sha256:81e91de38fdad866a9e56a31d81b7d5fc835800823a8c71d2c414c9073681c24"],"state_sha256":"93ea3b6110304fe5d507fb266b2b5bd7d6ed93de3dd723d63c245605e8676208"}