{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:S6M44ACRHRARIRFMBOCDK5ZNDA","short_pith_number":"pith:S6M44ACR","canonical_record":{"source":{"id":"1404.6085","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-04-24T10:59:53Z","cross_cats_sorted":[],"title_canon_sha256":"c56bc3105329891bfe733834e8efa6e730eb4912e471f3cd56dbf88b43f3641a","abstract_canon_sha256":"18f251f2b593dced4c454581e6586063556a422d4257688183f41542c370b312"},"schema_version":"1.0"},"canonical_sha256":"9799ce00513c411444ac0b8435772d1818c494c5866bfbf3960440af2db11bd5","source":{"kind":"arxiv","id":"1404.6085","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.6085","created_at":"2026-05-18T02:39:00Z"},{"alias_kind":"arxiv_version","alias_value":"1404.6085v1","created_at":"2026-05-18T02:39:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.6085","created_at":"2026-05-18T02:39:00Z"},{"alias_kind":"pith_short_12","alias_value":"S6M44ACRHRAR","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"S6M44ACRHRARIRFM","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"S6M44ACR","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:S6M44ACRHRARIRFMBOCDK5ZNDA","target":"record","payload":{"canonical_record":{"source":{"id":"1404.6085","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-04-24T10:59:53Z","cross_cats_sorted":[],"title_canon_sha256":"c56bc3105329891bfe733834e8efa6e730eb4912e471f3cd56dbf88b43f3641a","abstract_canon_sha256":"18f251f2b593dced4c454581e6586063556a422d4257688183f41542c370b312"},"schema_version":"1.0"},"canonical_sha256":"9799ce00513c411444ac0b8435772d1818c494c5866bfbf3960440af2db11bd5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:39:00.966810Z","signature_b64":"KyaJdH7jzPc0T+FkpPpIGAc+YBBDOA4qT+rTtW0B+KD2mvI76N/QlDEhWAHSY6QhhCXEmzqa6pjIK44VjppdDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9799ce00513c411444ac0b8435772d1818c494c5866bfbf3960440af2db11bd5","last_reissued_at":"2026-05-18T02:39:00.966052Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:39:00.966052Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1404.6085","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":"2026-05-18T02:39:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AmK2eTKVcdnXHZ+JnAGeCcPNh8rLTb01nBzzBYO6ykyyXekb6qbpeunXrvK3/4pN77fux7Qx/0xY1UqY85FwCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T19:07:28.867693Z"},"content_sha256":"8f43a6eca6417d8f8c0c20f64c5f9dd23b3eef831fd3b1618a9f150029641d33","schema_version":"1.0","event_id":"sha256:8f43a6eca6417d8f8c0c20f64c5f9dd23b3eef831fd3b1618a9f150029641d33"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:S6M44ACRHRARIRFMBOCDK5ZNDA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ab initio study of topological surface states of strained HgTe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Binghai Yan, Claudia Felser, Shu-Chun Wu","submitted_at":"2014-04-24T10:59:53Z","abstract_excerpt":"The topological surface states of mercury telluride (HgTe) are studied by ab initio calculations assuming different strains and surface terminations. For the Te-terminated surface, a single Dirac cone exists at the $\\Gamma$ point. The Dirac point shifts up from the bulk valence bands into the energy gap when the substrate-induced strain increases. At the experimental strain value (0.3%), the Dirac point lies slightly below the bulk valence band maximum. A left-handed spin texture was observed in the upper Dirac cone, similar to that of the Bi$_2$Se$_3$-type topological insulator. For the Hg-te"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.6085","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":"2026-05-18T02:39:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bql1VyzAfYtmyB+5JbllINO9Sp1LyhLN6H4x49YGFGNS9aNApdP2q9pdJ/xVhw+/AIcvTuIYAcWswpzJlOgSAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T19:07:28.868093Z"},"content_sha256":"06ef13c8c89c5e952c5347ec34138e56d7435c58a12f42df5ee6f34b69a96956","schema_version":"1.0","event_id":"sha256:06ef13c8c89c5e952c5347ec34138e56d7435c58a12f42df5ee6f34b69a96956"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S6M44ACRHRARIRFMBOCDK5ZNDA/bundle.json","state_url":"https://pith.science/pith/S6M44ACRHRARIRFMBOCDK5ZNDA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S6M44ACRHRARIRFMBOCDK5ZNDA/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":"2026-05-28T19:07:28Z","links":{"resolver":"https://pith.science/pith/S6M44ACRHRARIRFMBOCDK5ZNDA","bundle":"https://pith.science/pith/S6M44ACRHRARIRFMBOCDK5ZNDA/bundle.json","state":"https://pith.science/pith/S6M44ACRHRARIRFMBOCDK5ZNDA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S6M44ACRHRARIRFMBOCDK5ZNDA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:S6M44ACRHRARIRFMBOCDK5ZNDA","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":"18f251f2b593dced4c454581e6586063556a422d4257688183f41542c370b312","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-04-24T10:59:53Z","title_canon_sha256":"c56bc3105329891bfe733834e8efa6e730eb4912e471f3cd56dbf88b43f3641a"},"schema_version":"1.0","source":{"id":"1404.6085","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.6085","created_at":"2026-05-18T02:39:00Z"},{"alias_kind":"arxiv_version","alias_value":"1404.6085v1","created_at":"2026-05-18T02:39:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.6085","created_at":"2026-05-18T02:39:00Z"},{"alias_kind":"pith_short_12","alias_value":"S6M44ACRHRAR","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"S6M44ACRHRARIRFM","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"S6M44ACR","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:06ef13c8c89c5e952c5347ec34138e56d7435c58a12f42df5ee6f34b69a96956","target":"graph","created_at":"2026-05-18T02:39:00Z","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 topological surface states of mercury telluride (HgTe) are studied by ab initio calculations assuming different strains and surface terminations. For the Te-terminated surface, a single Dirac cone exists at the $\\Gamma$ point. The Dirac point shifts up from the bulk valence bands into the energy gap when the substrate-induced strain increases. At the experimental strain value (0.3%), the Dirac point lies slightly below the bulk valence band maximum. A left-handed spin texture was observed in the upper Dirac cone, similar to that of the Bi$_2$Se$_3$-type topological insulator. For the Hg-te","authors_text":"Binghai Yan, Claudia Felser, Shu-Chun Wu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-04-24T10:59:53Z","title":"Ab initio study of topological surface states of strained HgTe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.6085","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":"sha256:8f43a6eca6417d8f8c0c20f64c5f9dd23b3eef831fd3b1618a9f150029641d33","target":"record","created_at":"2026-05-18T02:39:00Z","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":"18f251f2b593dced4c454581e6586063556a422d4257688183f41542c370b312","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-04-24T10:59:53Z","title_canon_sha256":"c56bc3105329891bfe733834e8efa6e730eb4912e471f3cd56dbf88b43f3641a"},"schema_version":"1.0","source":{"id":"1404.6085","kind":"arxiv","version":1}},"canonical_sha256":"9799ce00513c411444ac0b8435772d1818c494c5866bfbf3960440af2db11bd5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9799ce00513c411444ac0b8435772d1818c494c5866bfbf3960440af2db11bd5","first_computed_at":"2026-05-18T02:39:00.966052Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:39:00.966052Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KyaJdH7jzPc0T+FkpPpIGAc+YBBDOA4qT+rTtW0B+KD2mvI76N/QlDEhWAHSY6QhhCXEmzqa6pjIK44VjppdDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:39:00.966810Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.6085","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8f43a6eca6417d8f8c0c20f64c5f9dd23b3eef831fd3b1618a9f150029641d33","sha256:06ef13c8c89c5e952c5347ec34138e56d7435c58a12f42df5ee6f34b69a96956"],"state_sha256":"107f26e632e6e1b86f322cc77b4ec0b139a43ad475b883f25b7ac3aff088fdda"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I2Ws+fPeVQV6bwi+6rUgrsH3SkFgmIqnJgwemycYmABfb4CePwvyNo68qHP1oNBH5LxubWQ8eSf7hJUSlwkoDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T19:07:28.871178Z","bundle_sha256":"d6e49c26951d44e9e838b59d73526cf2f693df049a37065a836ba63c3aad1df6"}}