{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:NVAHJAGDFVXW5NRDF4DR2OYAXV","short_pith_number":"pith:NVAHJAGD","canonical_record":{"source":{"id":"1605.01613","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-05-05T14:56:11Z","cross_cats_sorted":[],"title_canon_sha256":"198e2a0bcc771065270c2afc04eb494b4696b4e4578decf97f4d18df2930b0c9","abstract_canon_sha256":"1546dd34e99feb97991b3a33934879f42dca32f2b4d15fcaa17e5667ded48938"},"schema_version":"1.0"},"canonical_sha256":"6d407480c32d6f6eb6232f071d3b00bd687f577b2fdadb8ed3a356f80838697f","source":{"kind":"arxiv","id":"1605.01613","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.01613","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"arxiv_version","alias_value":"1605.01613v1","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.01613","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"pith_short_12","alias_value":"NVAHJAGDFVXW","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"NVAHJAGDFVXW5NRD","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"NVAHJAGD","created_at":"2026-05-18T12:30:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:NVAHJAGDFVXW5NRDF4DR2OYAXV","target":"record","payload":{"canonical_record":{"source":{"id":"1605.01613","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-05-05T14:56:11Z","cross_cats_sorted":[],"title_canon_sha256":"198e2a0bcc771065270c2afc04eb494b4696b4e4578decf97f4d18df2930b0c9","abstract_canon_sha256":"1546dd34e99feb97991b3a33934879f42dca32f2b4d15fcaa17e5667ded48938"},"schema_version":"1.0"},"canonical_sha256":"6d407480c32d6f6eb6232f071d3b00bd687f577b2fdadb8ed3a356f80838697f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:15:33.175589Z","signature_b64":"gNOKFvIh+BSxTXpU5+zSkGd0EudZc/WdOB1XkujCd8A5qsu/1EwhMQjV8raPjraAt53ubso9O81l4l1rLAaoDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6d407480c32d6f6eb6232f071d3b00bd687f577b2fdadb8ed3a356f80838697f","last_reissued_at":"2026-05-18T01:15:33.174956Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:15:33.174956Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.01613","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":"2026-05-18T01:15:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u94DHPKsdUItihpNYOmwfTv/OEJjSVvLCRWcCoJD0bdqkj3QFH5+1PjpKqrv0GoSB1UWr1dlg4qAeL3kIuGDBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T09:56:34.327122Z"},"content_sha256":"0dba438d3ce6be8740e77600d752ea056f5dbd6fcde905bc579aae51e292974e","schema_version":"1.0","event_id":"sha256:0dba438d3ce6be8740e77600d752ea056f5dbd6fcde905bc579aae51e292974e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:NVAHJAGDFVXW5NRDF4DR2OYAXV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Emergence of a weak topological insulator from the Bi$_x$Se$_y$ family and the observation of weak anti-localization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Abhishek Banerjee, Anil K Yadav, BR Sekhar, Himanshu Lohani, Koushik Pal, Kunjalata Majhi, Pramita Mishra, PS Anil Kumar, R Ganesan, Umesh V Waghmare","submitted_at":"2016-05-05T14:56:11Z","abstract_excerpt":"The discovery of strong topological insulators led to enormous activity in condensed matter physics and the discovery of new types of topological materials. Bisumth based chalcogenides are exemplary strong three dimensional topological insulators that host an odd number of massless Dirac fermionic states on all surfaces. A departure from this notion is the idea of a weak topological insulator, wherein only certain surface terminations host surface states characterized by an even number of Dirac cones leading to exciting new physics. Experimentally however, weak topological insulators have prov"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.01613","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":"2026-05-18T01:15:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VpJglhmgiXHWUEFKrp5GIu7gEuVji0Dxge+52w1O9Vzx5C8oMUmyVoQny2JN0GJJnOzlMzGW3xT12wMxTfYvCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T09:56:34.327840Z"},"content_sha256":"0f7ac5f10261f266f09ee298b8c970c64ddbdc425656522f79fb29ed7e6a27e5","schema_version":"1.0","event_id":"sha256:0f7ac5f10261f266f09ee298b8c970c64ddbdc425656522f79fb29ed7e6a27e5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NVAHJAGDFVXW5NRDF4DR2OYAXV/bundle.json","state_url":"https://pith.science/pith/NVAHJAGDFVXW5NRDF4DR2OYAXV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NVAHJAGDFVXW5NRDF4DR2OYAXV/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":"2026-05-31T09:56:34Z","links":{"resolver":"https://pith.science/pith/NVAHJAGDFVXW5NRDF4DR2OYAXV","bundle":"https://pith.science/pith/NVAHJAGDFVXW5NRDF4DR2OYAXV/bundle.json","state":"https://pith.science/pith/NVAHJAGDFVXW5NRDF4DR2OYAXV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NVAHJAGDFVXW5NRDF4DR2OYAXV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:NVAHJAGDFVXW5NRDF4DR2OYAXV","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":"1546dd34e99feb97991b3a33934879f42dca32f2b4d15fcaa17e5667ded48938","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-05-05T14:56:11Z","title_canon_sha256":"198e2a0bcc771065270c2afc04eb494b4696b4e4578decf97f4d18df2930b0c9"},"schema_version":"1.0","source":{"id":"1605.01613","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.01613","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"arxiv_version","alias_value":"1605.01613v1","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.01613","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"pith_short_12","alias_value":"NVAHJAGDFVXW","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_16","alias_value":"NVAHJAGDFVXW5NRD","created_at":"2026-05-18T12:30:36Z"},{"alias_kind":"pith_short_8","alias_value":"NVAHJAGD","created_at":"2026-05-18T12:30:36Z"}],"graph_snapshots":[{"event_id":"sha256:0f7ac5f10261f266f09ee298b8c970c64ddbdc425656522f79fb29ed7e6a27e5","target":"graph","created_at":"2026-05-18T01:15:33Z","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 discovery of strong topological insulators led to enormous activity in condensed matter physics and the discovery of new types of topological materials. Bisumth based chalcogenides are exemplary strong three dimensional topological insulators that host an odd number of massless Dirac fermionic states on all surfaces. A departure from this notion is the idea of a weak topological insulator, wherein only certain surface terminations host surface states characterized by an even number of Dirac cones leading to exciting new physics. Experimentally however, weak topological insulators have prov","authors_text":"Abhishek Banerjee, Anil K Yadav, BR Sekhar, Himanshu Lohani, Koushik Pal, Kunjalata Majhi, Pramita Mishra, PS Anil Kumar, R Ganesan, Umesh V Waghmare","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-05-05T14:56:11Z","title":"Emergence of a weak topological insulator from the Bi$_x$Se$_y$ family and the observation of weak anti-localization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.01613","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":"sha256:0dba438d3ce6be8740e77600d752ea056f5dbd6fcde905bc579aae51e292974e","target":"record","created_at":"2026-05-18T01:15:33Z","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":"1546dd34e99feb97991b3a33934879f42dca32f2b4d15fcaa17e5667ded48938","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-05-05T14:56:11Z","title_canon_sha256":"198e2a0bcc771065270c2afc04eb494b4696b4e4578decf97f4d18df2930b0c9"},"schema_version":"1.0","source":{"id":"1605.01613","kind":"arxiv","version":1}},"canonical_sha256":"6d407480c32d6f6eb6232f071d3b00bd687f577b2fdadb8ed3a356f80838697f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6d407480c32d6f6eb6232f071d3b00bd687f577b2fdadb8ed3a356f80838697f","first_computed_at":"2026-05-18T01:15:33.174956Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:15:33.174956Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gNOKFvIh+BSxTXpU5+zSkGd0EudZc/WdOB1XkujCd8A5qsu/1EwhMQjV8raPjraAt53ubso9O81l4l1rLAaoDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:15:33.175589Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.01613","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0dba438d3ce6be8740e77600d752ea056f5dbd6fcde905bc579aae51e292974e","sha256:0f7ac5f10261f266f09ee298b8c970c64ddbdc425656522f79fb29ed7e6a27e5"],"state_sha256":"e79da90cc676b586706a4d73b8173b40c0e4cc092db4de077c5d4b0aa69b5b40"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"94BtsqqFioEWzaZtcm6eAAFz9Z0tWoBPNF1bfdgqzb7KYELNRZaG87elGQf7zxoheiDHoPW7J47fO1thtASrDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T09:56:34.331313Z","bundle_sha256":"e8ddce6f272548fce332374c0f5a1192a55c46d14f01cc2def523759844384a5"}}