{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:SLUDIP7PVFSJ5N763ANMMLG5SX","short_pith_number":"pith:SLUDIP7P","canonical_record":{"source":{"id":"1201.6316","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2012-01-30T18:30:19Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"702afa7f60ba9f7e1aceb75f00d37fe80ccec606a59bf2820c00429817fddb70","abstract_canon_sha256":"a46bd29c21e4ad03753d0dd4c7619415402b31d1b4895badd8fbb5d9c5aaba52"},"schema_version":"1.0"},"canonical_sha256":"92e8343fefa9649eb7fed81ac62cdd95ffe1cf7a421b36b57d4efb9234c38cbd","source":{"kind":"arxiv","id":"1201.6316","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.6316","created_at":"2026-05-18T03:29:40Z"},{"alias_kind":"arxiv_version","alias_value":"1201.6316v1","created_at":"2026-05-18T03:29:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.6316","created_at":"2026-05-18T03:29:40Z"},{"alias_kind":"pith_short_12","alias_value":"SLUDIP7PVFSJ","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_16","alias_value":"SLUDIP7PVFSJ5N76","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_8","alias_value":"SLUDIP7P","created_at":"2026-05-18T12:27:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:SLUDIP7PVFSJ5N763ANMMLG5SX","target":"record","payload":{"canonical_record":{"source":{"id":"1201.6316","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2012-01-30T18:30:19Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"702afa7f60ba9f7e1aceb75f00d37fe80ccec606a59bf2820c00429817fddb70","abstract_canon_sha256":"a46bd29c21e4ad03753d0dd4c7619415402b31d1b4895badd8fbb5d9c5aaba52"},"schema_version":"1.0"},"canonical_sha256":"92e8343fefa9649eb7fed81ac62cdd95ffe1cf7a421b36b57d4efb9234c38cbd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:29:40.825900Z","signature_b64":"+sfEn/IAGb2gLrcpOw/FY14mGc7qSH91lJYueDt16A4hI8FEv5+sK3a10CKEK9iEGEW4Jg1qWUxneXOnyzANBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"92e8343fefa9649eb7fed81ac62cdd95ffe1cf7a421b36b57d4efb9234c38cbd","last_reissued_at":"2026-05-18T03:29:40.825381Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:29:40.825381Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1201.6316","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":"2026-05-18T03:29:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mky8ATgttFgHfF/lTAajK2KP4Eb+rkvUGZuJprVFQNtuFVLzWGJ15YX4k21qv0li88D8MQhoNzr8KaO4dg6VCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T14:20:00.835278Z"},"content_sha256":"52199a83ab76c27781f3c892ddfecf3f9084e9dbe7881fc919e1eefc7bafb4ae","schema_version":"1.0","event_id":"sha256:52199a83ab76c27781f3c892ddfecf3f9084e9dbe7881fc919e1eefc7bafb4ae"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:SLUDIP7PVFSJ5N763ANMMLG5SX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Bloch-Redfield theory of high-temperature magnetic fluctuations in interacting spin systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.stat-mech","authors_text":"Andrew Sykes, Dmitry Mozyrsky, Dmitry Solenov","submitted_at":"2012-01-30T18:30:19Z","abstract_excerpt":"We study magnetic fluctuations in a system of interacting spins on a lattice at high temperatures and in the presence of a spatially varying magnetic field. Starting from a microscopic Hamiltonian we derive effective equations of motion for the spins and solve these equations self-consistently. We find that the spin fluctuations can be described by an effective diffusion equation with a diffusion coefficient which strongly depends on the ratio of the magnetic field gradient to the strength of spin-spin interactions. We also extend our studies to account for external noise and find that the rel"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.6316","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":"2026-05-18T03:29:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HPY9HmuTkLVbUPzFn6LE2yoxVrf3nFWE/u3ti0xKl+Lh12vx+TjUvhs5kS9ijn3mFG+aJBJlvp7Zq+exZAtsDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T14:20:00.835976Z"},"content_sha256":"083b0a3825ccfa67aa866c2cdccfcdef1dcff26f8d904da753ab1acaa9fb4330","schema_version":"1.0","event_id":"sha256:083b0a3825ccfa67aa866c2cdccfcdef1dcff26f8d904da753ab1acaa9fb4330"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SLUDIP7PVFSJ5N763ANMMLG5SX/bundle.json","state_url":"https://pith.science/pith/SLUDIP7PVFSJ5N763ANMMLG5SX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SLUDIP7PVFSJ5N763ANMMLG5SX/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":"2026-05-25T14:20:00Z","links":{"resolver":"https://pith.science/pith/SLUDIP7PVFSJ5N763ANMMLG5SX","bundle":"https://pith.science/pith/SLUDIP7PVFSJ5N763ANMMLG5SX/bundle.json","state":"https://pith.science/pith/SLUDIP7PVFSJ5N763ANMMLG5SX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SLUDIP7PVFSJ5N763ANMMLG5SX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:SLUDIP7PVFSJ5N763ANMMLG5SX","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":"a46bd29c21e4ad03753d0dd4c7619415402b31d1b4895badd8fbb5d9c5aaba52","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2012-01-30T18:30:19Z","title_canon_sha256":"702afa7f60ba9f7e1aceb75f00d37fe80ccec606a59bf2820c00429817fddb70"},"schema_version":"1.0","source":{"id":"1201.6316","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.6316","created_at":"2026-05-18T03:29:40Z"},{"alias_kind":"arxiv_version","alias_value":"1201.6316v1","created_at":"2026-05-18T03:29:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.6316","created_at":"2026-05-18T03:29:40Z"},{"alias_kind":"pith_short_12","alias_value":"SLUDIP7PVFSJ","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_16","alias_value":"SLUDIP7PVFSJ5N76","created_at":"2026-05-18T12:27:20Z"},{"alias_kind":"pith_short_8","alias_value":"SLUDIP7P","created_at":"2026-05-18T12:27:20Z"}],"graph_snapshots":[{"event_id":"sha256:083b0a3825ccfa67aa866c2cdccfcdef1dcff26f8d904da753ab1acaa9fb4330","target":"graph","created_at":"2026-05-18T03:29:40Z","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 study magnetic fluctuations in a system of interacting spins on a lattice at high temperatures and in the presence of a spatially varying magnetic field. Starting from a microscopic Hamiltonian we derive effective equations of motion for the spins and solve these equations self-consistently. We find that the spin fluctuations can be described by an effective diffusion equation with a diffusion coefficient which strongly depends on the ratio of the magnetic field gradient to the strength of spin-spin interactions. We also extend our studies to account for external noise and find that the rel","authors_text":"Andrew Sykes, Dmitry Mozyrsky, Dmitry Solenov","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2012-01-30T18:30:19Z","title":"Bloch-Redfield theory of high-temperature magnetic fluctuations in interacting spin systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.6316","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":"sha256:52199a83ab76c27781f3c892ddfecf3f9084e9dbe7881fc919e1eefc7bafb4ae","target":"record","created_at":"2026-05-18T03:29:40Z","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":"a46bd29c21e4ad03753d0dd4c7619415402b31d1b4895badd8fbb5d9c5aaba52","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2012-01-30T18:30:19Z","title_canon_sha256":"702afa7f60ba9f7e1aceb75f00d37fe80ccec606a59bf2820c00429817fddb70"},"schema_version":"1.0","source":{"id":"1201.6316","kind":"arxiv","version":1}},"canonical_sha256":"92e8343fefa9649eb7fed81ac62cdd95ffe1cf7a421b36b57d4efb9234c38cbd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"92e8343fefa9649eb7fed81ac62cdd95ffe1cf7a421b36b57d4efb9234c38cbd","first_computed_at":"2026-05-18T03:29:40.825381Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:29:40.825381Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+sfEn/IAGb2gLrcpOw/FY14mGc7qSH91lJYueDt16A4hI8FEv5+sK3a10CKEK9iEGEW4Jg1qWUxneXOnyzANBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:29:40.825900Z","signed_message":"canonical_sha256_bytes"},"source_id":"1201.6316","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:52199a83ab76c27781f3c892ddfecf3f9084e9dbe7881fc919e1eefc7bafb4ae","sha256:083b0a3825ccfa67aa866c2cdccfcdef1dcff26f8d904da753ab1acaa9fb4330"],"state_sha256":"30e5ac1f262ecb224ee5df2185e792a274c4576ca6d72e6defa44a19a8352c22"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aphcHkePY/MB+oFVdalJCEdhqH1TQ8P5Gx2kuf374DMWOTdCbJRSQK8sA3HfKu4jGdVV67QRKWtxx1NJ4B9wAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T14:20:00.840072Z","bundle_sha256":"1174c011026870facec8c90ed0c6ae2dc0b75a307af1defe2653b05970e98d28"}}