{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:JJ4KOCND3QVUZBHJWMDV7IU32A","short_pith_number":"pith:JJ4KOCND","canonical_record":{"source":{"id":"1502.04126","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-13T21:00:14Z","cross_cats_sorted":["cond-mat.str-el","hep-th"],"title_canon_sha256":"c0ff72933cb5f53f6a7e1d97a170b0c5ba340cdf70388438e8630febd79b394b","abstract_canon_sha256":"a80fad78e9dd2d3cdfb730377519920a2d410555e41b390d7abd53ee40c73098"},"schema_version":"1.0"},"canonical_sha256":"4a78a709a3dc2b4c84e9b3075fa29bd01a8b185beceb1d90a04d63d62a916b1a","source":{"kind":"arxiv","id":"1502.04126","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.04126","created_at":"2026-05-18T02:17:42Z"},{"alias_kind":"arxiv_version","alias_value":"1502.04126v2","created_at":"2026-05-18T02:17:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.04126","created_at":"2026-05-18T02:17:42Z"},{"alias_kind":"pith_short_12","alias_value":"JJ4KOCND3QVU","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"JJ4KOCND3QVUZBHJ","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"JJ4KOCND","created_at":"2026-05-18T12:29:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:JJ4KOCND3QVUZBHJWMDV7IU32A","target":"record","payload":{"canonical_record":{"source":{"id":"1502.04126","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-13T21:00:14Z","cross_cats_sorted":["cond-mat.str-el","hep-th"],"title_canon_sha256":"c0ff72933cb5f53f6a7e1d97a170b0c5ba340cdf70388438e8630febd79b394b","abstract_canon_sha256":"a80fad78e9dd2d3cdfb730377519920a2d410555e41b390d7abd53ee40c73098"},"schema_version":"1.0"},"canonical_sha256":"4a78a709a3dc2b4c84e9b3075fa29bd01a8b185beceb1d90a04d63d62a916b1a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:17:42.434762Z","signature_b64":"LJO3VXUOJIMnj5eaTm/ZQAZ90q6A3WD9uWNPtG66nlddMYgGqG+ISwLusW0sH51Bl7dyMzayZGdU/B/qgmvKDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4a78a709a3dc2b4c84e9b3075fa29bd01a8b185beceb1d90a04d63d62a916b1a","last_reissued_at":"2026-05-18T02:17:42.434308Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:17:42.434308Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1502.04126","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":"2026-05-18T02:17:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TkrEuUHkGpS2+pIPQmnWmroe2ICkA73XWh4fu7Rm5tP/c1JTjZl6zVA2YaAYQAUIjjXtBUremq/FcEzod3h9Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T20:32:06.857614Z"},"content_sha256":"03e7fea13e1323b2aafb2cd0c3faeab755bc0b4f9d4ab9f94c6819a98ba375ec","schema_version":"1.0","event_id":"sha256:03e7fea13e1323b2aafb2cd0c3faeab755bc0b4f9d4ab9f94c6819a98ba375ec"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:JJ4KOCND3QVUZBHJWMDV7IU32A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Topological central charge from Berry curvature: gravitational anomalies in trial wavefunctions for topological phases","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el","hep-th"],"primary_cat":"cond-mat.mes-hall","authors_text":"Barry Bradlyn, N. Read","submitted_at":"2015-02-13T21:00:14Z","abstract_excerpt":"We show that the topological central charge of a topological phase can be directly accessed from the ground-state wavefunctions for a system on a surface as a Berry curvature produced by adiabatic variation of the metric on the surface, at least up to addition of another topological invariant that arises in some cases. For trial wavefunctions that are given by conformal blocks (chiral correlation functions) in a conformal field theory (CFT), we carry out this calculation analytically, using the hypothesis of generalized screening. The topological central charge is found to be that of the under"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.04126","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":""},"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":"2026-05-18T02:17:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4aIriPLLZ9ijO/eZWfNKnzq11kXdXiSQLpe4zVqvb9g/cG8dY49QJY3lFDL+dQE+KLrLXDNKA/FRud56WzTgBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T20:32:06.857962Z"},"content_sha256":"184509d82de4f879a1a83e88e8b4b7751dd6e6f2bb38259d84e3d608d79cff8e","schema_version":"1.0","event_id":"sha256:184509d82de4f879a1a83e88e8b4b7751dd6e6f2bb38259d84e3d608d79cff8e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JJ4KOCND3QVUZBHJWMDV7IU32A/bundle.json","state_url":"https://pith.science/pith/JJ4KOCND3QVUZBHJWMDV7IU32A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JJ4KOCND3QVUZBHJWMDV7IU32A/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":"2026-05-31T20:32:06Z","links":{"resolver":"https://pith.science/pith/JJ4KOCND3QVUZBHJWMDV7IU32A","bundle":"https://pith.science/pith/JJ4KOCND3QVUZBHJWMDV7IU32A/bundle.json","state":"https://pith.science/pith/JJ4KOCND3QVUZBHJWMDV7IU32A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JJ4KOCND3QVUZBHJWMDV7IU32A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:JJ4KOCND3QVUZBHJWMDV7IU32A","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":"a80fad78e9dd2d3cdfb730377519920a2d410555e41b390d7abd53ee40c73098","cross_cats_sorted":["cond-mat.str-el","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-13T21:00:14Z","title_canon_sha256":"c0ff72933cb5f53f6a7e1d97a170b0c5ba340cdf70388438e8630febd79b394b"},"schema_version":"1.0","source":{"id":"1502.04126","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.04126","created_at":"2026-05-18T02:17:42Z"},{"alias_kind":"arxiv_version","alias_value":"1502.04126v2","created_at":"2026-05-18T02:17:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.04126","created_at":"2026-05-18T02:17:42Z"},{"alias_kind":"pith_short_12","alias_value":"JJ4KOCND3QVU","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"JJ4KOCND3QVUZBHJ","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"JJ4KOCND","created_at":"2026-05-18T12:29:27Z"}],"graph_snapshots":[{"event_id":"sha256:184509d82de4f879a1a83e88e8b4b7751dd6e6f2bb38259d84e3d608d79cff8e","target":"graph","created_at":"2026-05-18T02:17:42Z","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 show that the topological central charge of a topological phase can be directly accessed from the ground-state wavefunctions for a system on a surface as a Berry curvature produced by adiabatic variation of the metric on the surface, at least up to addition of another topological invariant that arises in some cases. For trial wavefunctions that are given by conformal blocks (chiral correlation functions) in a conformal field theory (CFT), we carry out this calculation analytically, using the hypothesis of generalized screening. The topological central charge is found to be that of the under","authors_text":"Barry Bradlyn, N. Read","cross_cats":["cond-mat.str-el","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-13T21:00:14Z","title":"Topological central charge from Berry curvature: gravitational anomalies in trial wavefunctions for topological phases"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.04126","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":"sha256:03e7fea13e1323b2aafb2cd0c3faeab755bc0b4f9d4ab9f94c6819a98ba375ec","target":"record","created_at":"2026-05-18T02:17:42Z","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":"a80fad78e9dd2d3cdfb730377519920a2d410555e41b390d7abd53ee40c73098","cross_cats_sorted":["cond-mat.str-el","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-02-13T21:00:14Z","title_canon_sha256":"c0ff72933cb5f53f6a7e1d97a170b0c5ba340cdf70388438e8630febd79b394b"},"schema_version":"1.0","source":{"id":"1502.04126","kind":"arxiv","version":2}},"canonical_sha256":"4a78a709a3dc2b4c84e9b3075fa29bd01a8b185beceb1d90a04d63d62a916b1a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4a78a709a3dc2b4c84e9b3075fa29bd01a8b185beceb1d90a04d63d62a916b1a","first_computed_at":"2026-05-18T02:17:42.434308Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:17:42.434308Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LJO3VXUOJIMnj5eaTm/ZQAZ90q6A3WD9uWNPtG66nlddMYgGqG+ISwLusW0sH51Bl7dyMzayZGdU/B/qgmvKDA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:17:42.434762Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.04126","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:03e7fea13e1323b2aafb2cd0c3faeab755bc0b4f9d4ab9f94c6819a98ba375ec","sha256:184509d82de4f879a1a83e88e8b4b7751dd6e6f2bb38259d84e3d608d79cff8e"],"state_sha256":"3c8855040c329c96e15659bc8738bd259794024b792f50d582911e83d16775b0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BS4GyIMKRwA38/CXGpBm5tNS/XZz8iq4Jhx7gK9XQItcMDYMoz/i18h+MLnFymRzAQGPReuAO2Q5xRPR6u03CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T20:32:06.860085Z","bundle_sha256":"f5beed1a3da5877069a33d8221e2299d486090fb3150597030e49506f835ea6d"}}