{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:QRCD2ELGFMZOJTMS6AWC6IYY2E","short_pith_number":"pith:QRCD2ELG","canonical_record":{"source":{"id":"2606.02152","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-01T12:19:09Z","cross_cats_sorted":[],"title_canon_sha256":"54a247ab13a88823d3b22185c88ea59e6aef7cb967b9216803a909993b93e9eb","abstract_canon_sha256":"ca01c56e707b0f3f849e64e32c7bb4319d64136636561da91e99314af5a86ab4"},"schema_version":"1.0"},"canonical_sha256":"84443d11662b32e4cd92f02c2f2318d1374032c1187e8d4ecb12e8c03fad0086","source":{"kind":"arxiv","id":"2606.02152","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.02152","created_at":"2026-06-02T02:05:07Z"},{"alias_kind":"arxiv_version","alias_value":"2606.02152v1","created_at":"2026-06-02T02:05:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.02152","created_at":"2026-06-02T02:05:07Z"},{"alias_kind":"pith_short_12","alias_value":"QRCD2ELGFMZO","created_at":"2026-06-02T02:05:07Z"},{"alias_kind":"pith_short_16","alias_value":"QRCD2ELGFMZOJTMS","created_at":"2026-06-02T02:05:07Z"},{"alias_kind":"pith_short_8","alias_value":"QRCD2ELG","created_at":"2026-06-02T02:05:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:QRCD2ELGFMZOJTMS6AWC6IYY2E","target":"record","payload":{"canonical_record":{"source":{"id":"2606.02152","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-01T12:19:09Z","cross_cats_sorted":[],"title_canon_sha256":"54a247ab13a88823d3b22185c88ea59e6aef7cb967b9216803a909993b93e9eb","abstract_canon_sha256":"ca01c56e707b0f3f849e64e32c7bb4319d64136636561da91e99314af5a86ab4"},"schema_version":"1.0"},"canonical_sha256":"84443d11662b32e4cd92f02c2f2318d1374032c1187e8d4ecb12e8c03fad0086","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-02T02:05:07.929857Z","signature_b64":"k0g2lVnUZNONVIJumLPGLfdXP4sLR47u0jZlHYiTV7rtXOFZb6o7MpiDjhImP9JjUMJ1NcQRHvjTIA2uuC/1Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"84443d11662b32e4cd92f02c2f2318d1374032c1187e8d4ecb12e8c03fad0086","last_reissued_at":"2026-06-02T02:05:07.929475Z","signature_status":"signed_v1","first_computed_at":"2026-06-02T02:05:07.929475Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.02152","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":"2026-06-02T02:05:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"20cwC8QqKijyXQY+ojKBf0h8Qgdw++kny9lECgCBTWF/sNjlLDJgKHIf160tUFZxyzlnPG2LCa9CspDAYR07DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T21:49:21.881533Z"},"content_sha256":"1b01f5f1c1edfefd667fa51520df0cfcacf1ec74a8acbeeb6b9ecb094ca7b5d4","schema_version":"1.0","event_id":"sha256:1b01f5f1c1edfefd667fa51520df0cfcacf1ec74a8acbeeb6b9ecb094ca7b5d4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:QRCD2ELGFMZOJTMS6AWC6IYY2E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stacking-Engineered Switchable Altermagnetism in Topological FeSe bilayer systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Jianxin Zhong, Jie Li, Mengyang Zhang, Pan Zhou, Ruqian Wu, Shifang Li","submitted_at":"2026-06-01T12:19:09Z","abstract_excerpt":"Altermagnetism and topological insulators represent two of the most transformative frontiers in modern condensed matter physics, spintronics, and quantum information science. Bringing these two paradigms together opens a largely unexplored route toward fundamentally new quantum phenomena. Here, we predict a topological altermagnetic phase in bilayer tetragonal Fe-based superconductors and reveal it as a highly tunable platform for valley-polarized anomalous Hall physics. Based on first-principles calculations, we show that the characteristic spin-splitting and valley polarization can be effect"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.02152","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.02152/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-06-02T02:05:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TKsLXGyLUCr8M0q2ygTfov5XuK0kZHRKvfjmhbb9OaL8+bMSfvlSAbS28ULsjp9534Q5OYwlTB+fD0UH5K1yDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T21:49:21.881908Z"},"content_sha256":"d6a0366c9fe73f69890122384ac99100c9f0952ea094a297d51d03c4f8070249","schema_version":"1.0","event_id":"sha256:d6a0366c9fe73f69890122384ac99100c9f0952ea094a297d51d03c4f8070249"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QRCD2ELGFMZOJTMS6AWC6IYY2E/bundle.json","state_url":"https://pith.science/pith/QRCD2ELGFMZOJTMS6AWC6IYY2E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QRCD2ELGFMZOJTMS6AWC6IYY2E/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":"2026-06-03T21:49:21Z","links":{"resolver":"https://pith.science/pith/QRCD2ELGFMZOJTMS6AWC6IYY2E","bundle":"https://pith.science/pith/QRCD2ELGFMZOJTMS6AWC6IYY2E/bundle.json","state":"https://pith.science/pith/QRCD2ELGFMZOJTMS6AWC6IYY2E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QRCD2ELGFMZOJTMS6AWC6IYY2E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:QRCD2ELGFMZOJTMS6AWC6IYY2E","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":"ca01c56e707b0f3f849e64e32c7bb4319d64136636561da91e99314af5a86ab4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-01T12:19:09Z","title_canon_sha256":"54a247ab13a88823d3b22185c88ea59e6aef7cb967b9216803a909993b93e9eb"},"schema_version":"1.0","source":{"id":"2606.02152","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.02152","created_at":"2026-06-02T02:05:07Z"},{"alias_kind":"arxiv_version","alias_value":"2606.02152v1","created_at":"2026-06-02T02:05:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.02152","created_at":"2026-06-02T02:05:07Z"},{"alias_kind":"pith_short_12","alias_value":"QRCD2ELGFMZO","created_at":"2026-06-02T02:05:07Z"},{"alias_kind":"pith_short_16","alias_value":"QRCD2ELGFMZOJTMS","created_at":"2026-06-02T02:05:07Z"},{"alias_kind":"pith_short_8","alias_value":"QRCD2ELG","created_at":"2026-06-02T02:05:07Z"}],"graph_snapshots":[{"event_id":"sha256:d6a0366c9fe73f69890122384ac99100c9f0952ea094a297d51d03c4f8070249","target":"graph","created_at":"2026-06-02T02:05:07Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2606.02152/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Altermagnetism and topological insulators represent two of the most transformative frontiers in modern condensed matter physics, spintronics, and quantum information science. Bringing these two paradigms together opens a largely unexplored route toward fundamentally new quantum phenomena. Here, we predict a topological altermagnetic phase in bilayer tetragonal Fe-based superconductors and reveal it as a highly tunable platform for valley-polarized anomalous Hall physics. Based on first-principles calculations, we show that the characteristic spin-splitting and valley polarization can be effect","authors_text":"Jianxin Zhong, Jie Li, Mengyang Zhang, Pan Zhou, Ruqian Wu, Shifang Li","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-01T12:19:09Z","title":"Stacking-Engineered Switchable Altermagnetism in Topological FeSe bilayer systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.02152","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":"sha256:1b01f5f1c1edfefd667fa51520df0cfcacf1ec74a8acbeeb6b9ecb094ca7b5d4","target":"record","created_at":"2026-06-02T02:05:07Z","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":"ca01c56e707b0f3f849e64e32c7bb4319d64136636561da91e99314af5a86ab4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-01T12:19:09Z","title_canon_sha256":"54a247ab13a88823d3b22185c88ea59e6aef7cb967b9216803a909993b93e9eb"},"schema_version":"1.0","source":{"id":"2606.02152","kind":"arxiv","version":1}},"canonical_sha256":"84443d11662b32e4cd92f02c2f2318d1374032c1187e8d4ecb12e8c03fad0086","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"84443d11662b32e4cd92f02c2f2318d1374032c1187e8d4ecb12e8c03fad0086","first_computed_at":"2026-06-02T02:05:07.929475Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-02T02:05:07.929475Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"k0g2lVnUZNONVIJumLPGLfdXP4sLR47u0jZlHYiTV7rtXOFZb6o7MpiDjhImP9JjUMJ1NcQRHvjTIA2uuC/1Ag==","signature_status":"signed_v1","signed_at":"2026-06-02T02:05:07.929857Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.02152","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1b01f5f1c1edfefd667fa51520df0cfcacf1ec74a8acbeeb6b9ecb094ca7b5d4","sha256:d6a0366c9fe73f69890122384ac99100c9f0952ea094a297d51d03c4f8070249"],"state_sha256":"4da45b97fc5914eeb0e7543304951fa70c60c61fb89a7cc9a9de47919a57051a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UJ4KDODh6ywT+LG+bfQlgN7IkrTTn9pkpO09D1mAUDTHFFEPmSg18hAxkL3aJc/m19+b4EBKw7ZquH1EEVZjAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T21:49:21.883946Z","bundle_sha256":"33613e9baa03ea467ff2bee6384f872da77d8309fa02fd1d81c666cf828f8b4f"}}