{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:TNJ2UFQI5MXQTIHIREZ7YIDZNM","short_pith_number":"pith:TNJ2UFQI","canonical_record":{"source":{"id":"1510.08057","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-10-27T20:04:45Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"50206c5bb11d417bb44f0d0a3a0865e8a190f75cd1ef7768cc54753b15524da2","abstract_canon_sha256":"4cfba08b1fd016d1a657937e7d662234c43802c75257e8ebd9396068c3390764"},"schema_version":"1.0"},"canonical_sha256":"9b53aa1608eb2f09a0e88933fc20796b2da70f5489646da04d57efe5e0324a35","source":{"kind":"arxiv","id":"1510.08057","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.08057","created_at":"2026-05-18T01:00:46Z"},{"alias_kind":"arxiv_version","alias_value":"1510.08057v1","created_at":"2026-05-18T01:00:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.08057","created_at":"2026-05-18T01:00:46Z"},{"alias_kind":"pith_short_12","alias_value":"TNJ2UFQI5MXQ","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"TNJ2UFQI5MXQTIHI","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"TNJ2UFQI","created_at":"2026-05-18T12:29:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:TNJ2UFQI5MXQTIHIREZ7YIDZNM","target":"record","payload":{"canonical_record":{"source":{"id":"1510.08057","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-10-27T20:04:45Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"50206c5bb11d417bb44f0d0a3a0865e8a190f75cd1ef7768cc54753b15524da2","abstract_canon_sha256":"4cfba08b1fd016d1a657937e7d662234c43802c75257e8ebd9396068c3390764"},"schema_version":"1.0"},"canonical_sha256":"9b53aa1608eb2f09a0e88933fc20796b2da70f5489646da04d57efe5e0324a35","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:00:46.155166Z","signature_b64":"/BcEEHPNRciBqrYP9GJnKBXc152766+fxQG1L69ZgyrGQghR9jSP3KH/cGRcprRQS1eMm4wgZprR128Hlb/UBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9b53aa1608eb2f09a0e88933fc20796b2da70f5489646da04d57efe5e0324a35","last_reissued_at":"2026-05-18T01:00:46.154646Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:00:46.154646Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1510.08057","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":"2026-05-18T01:00:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pQbopKCPu+BzU2OJ4j1itUySKkcMGABXbNQqnCszJKRnkF98W3UtZdN8t2LZxYXj2QFAvdb9rUNhHsyihzswBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T23:54:16.412557Z"},"content_sha256":"648468671fc68781b627f0ddf1d4f99c076d0f6c43ee616e69c86f72f0d0868d","schema_version":"1.0","event_id":"sha256:648468671fc68781b627f0ddf1d4f99c076d0f6c43ee616e69c86f72f0d0868d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:TNJ2UFQI5MXQTIHIREZ7YIDZNM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Understanding Quantum Tunneling through Quantum Monte Carlo Simulations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"quant-ph","authors_text":"Guglielmo Mazzola, Hartmut Neven, Matthias Troyer, Sergei V. Isakov, Sergio Boixo, Vadim N. Smelyanskiy, Zhang Jiang","submitted_at":"2015-10-27T20:04:45Z","abstract_excerpt":"The tunneling between the two ground states of an Ising ferromagnet is a typical example of many-body tunneling processes between two local minima, as they occur during quantum annealing. Performing quantum Monte Carlo (QMC) simulations we find that the QMC tunneling rate displays the same scaling with system size, as the rate of incoherent tunneling. The scaling in both cases is $O(\\Delta^2)$, where $\\Delta$ is the tunneling splitting. An important consequence is that QMC simulations can be used to predict the performance of a quantum annealer for tunneling through a barrier. Furthermore, by "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.08057","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":"2026-05-18T01:00:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3gkaHcde6Q2GfMCiizkHFerIuUIdDDLNXdCSpfQwbInnxIywEkc4WAAq9Rv6bFVCsoI03vx3CdKuFsH7quaaCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T23:54:16.412909Z"},"content_sha256":"e6ed2f4ded7cd0e62b9ad5e6476f3ce961a786fabf0581a888caddef2ad7ab87","schema_version":"1.0","event_id":"sha256:e6ed2f4ded7cd0e62b9ad5e6476f3ce961a786fabf0581a888caddef2ad7ab87"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TNJ2UFQI5MXQTIHIREZ7YIDZNM/bundle.json","state_url":"https://pith.science/pith/TNJ2UFQI5MXQTIHIREZ7YIDZNM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TNJ2UFQI5MXQTIHIREZ7YIDZNM/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":"2026-06-30T23:54:16Z","links":{"resolver":"https://pith.science/pith/TNJ2UFQI5MXQTIHIREZ7YIDZNM","bundle":"https://pith.science/pith/TNJ2UFQI5MXQTIHIREZ7YIDZNM/bundle.json","state":"https://pith.science/pith/TNJ2UFQI5MXQTIHIREZ7YIDZNM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TNJ2UFQI5MXQTIHIREZ7YIDZNM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:TNJ2UFQI5MXQTIHIREZ7YIDZNM","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":"4cfba08b1fd016d1a657937e7d662234c43802c75257e8ebd9396068c3390764","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-10-27T20:04:45Z","title_canon_sha256":"50206c5bb11d417bb44f0d0a3a0865e8a190f75cd1ef7768cc54753b15524da2"},"schema_version":"1.0","source":{"id":"1510.08057","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.08057","created_at":"2026-05-18T01:00:46Z"},{"alias_kind":"arxiv_version","alias_value":"1510.08057v1","created_at":"2026-05-18T01:00:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.08057","created_at":"2026-05-18T01:00:46Z"},{"alias_kind":"pith_short_12","alias_value":"TNJ2UFQI5MXQ","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"TNJ2UFQI5MXQTIHI","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"TNJ2UFQI","created_at":"2026-05-18T12:29:42Z"}],"graph_snapshots":[{"event_id":"sha256:e6ed2f4ded7cd0e62b9ad5e6476f3ce961a786fabf0581a888caddef2ad7ab87","target":"graph","created_at":"2026-05-18T01:00:46Z","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":"The tunneling between the two ground states of an Ising ferromagnet is a typical example of many-body tunneling processes between two local minima, as they occur during quantum annealing. Performing quantum Monte Carlo (QMC) simulations we find that the QMC tunneling rate displays the same scaling with system size, as the rate of incoherent tunneling. The scaling in both cases is $O(\\Delta^2)$, where $\\Delta$ is the tunneling splitting. An important consequence is that QMC simulations can be used to predict the performance of a quantum annealer for tunneling through a barrier. Furthermore, by ","authors_text":"Guglielmo Mazzola, Hartmut Neven, Matthias Troyer, Sergei V. Isakov, Sergio Boixo, Vadim N. Smelyanskiy, Zhang Jiang","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-10-27T20:04:45Z","title":"Understanding Quantum Tunneling through Quantum Monte Carlo Simulations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.08057","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":"sha256:648468671fc68781b627f0ddf1d4f99c076d0f6c43ee616e69c86f72f0d0868d","target":"record","created_at":"2026-05-18T01:00:46Z","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":"4cfba08b1fd016d1a657937e7d662234c43802c75257e8ebd9396068c3390764","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-10-27T20:04:45Z","title_canon_sha256":"50206c5bb11d417bb44f0d0a3a0865e8a190f75cd1ef7768cc54753b15524da2"},"schema_version":"1.0","source":{"id":"1510.08057","kind":"arxiv","version":1}},"canonical_sha256":"9b53aa1608eb2f09a0e88933fc20796b2da70f5489646da04d57efe5e0324a35","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9b53aa1608eb2f09a0e88933fc20796b2da70f5489646da04d57efe5e0324a35","first_computed_at":"2026-05-18T01:00:46.154646Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:00:46.154646Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/BcEEHPNRciBqrYP9GJnKBXc152766+fxQG1L69ZgyrGQghR9jSP3KH/cGRcprRQS1eMm4wgZprR128Hlb/UBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:00:46.155166Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.08057","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:648468671fc68781b627f0ddf1d4f99c076d0f6c43ee616e69c86f72f0d0868d","sha256:e6ed2f4ded7cd0e62b9ad5e6476f3ce961a786fabf0581a888caddef2ad7ab87"],"state_sha256":"7cb08dedea27aa0e0670e50f5972dfd7126437aa2c04ecc9074e1abd9ff56087"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f4OjX/LnkXKuURh/qYotF9B3gboCzUyHrB6JBOJCkJ3PL2G8FbgRU/qIkm1cfygkHg0icCU4x0SLX+wgNKfVBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-30T23:54:16.414894Z","bundle_sha256":"d0333fe83fe294f7c577c9136f6fe620e3ad26d6ad0f08b5cf0540eb1dc9bae9"}}