{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:CR6SIJHWW4W7XGZX46RNH7TUQU","short_pith_number":"pith:CR6SIJHW","canonical_record":{"source":{"id":"1802.08069","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-02-22T14:45:09Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"907075e4e1cb9b8ac7af2480cef08fe30ecd423f58083d62614e5587c80d7284","abstract_canon_sha256":"f068570462085a84fc6adf3c50ce4ac2152706f4bbf318f3641feaf8d83e1d1a"},"schema_version":"1.0"},"canonical_sha256":"147d2424f6b72dfb9b37e7a2d3fe74852320d73d707114daee48d34105212eab","source":{"kind":"arxiv","id":"1802.08069","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.08069","created_at":"2026-05-18T00:22:45Z"},{"alias_kind":"arxiv_version","alias_value":"1802.08069v1","created_at":"2026-05-18T00:22:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.08069","created_at":"2026-05-18T00:22:45Z"},{"alias_kind":"pith_short_12","alias_value":"CR6SIJHWW4W7","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"CR6SIJHWW4W7XGZX","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"CR6SIJHW","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:CR6SIJHWW4W7XGZX46RNH7TUQU","target":"record","payload":{"canonical_record":{"source":{"id":"1802.08069","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-02-22T14:45:09Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"907075e4e1cb9b8ac7af2480cef08fe30ecd423f58083d62614e5587c80d7284","abstract_canon_sha256":"f068570462085a84fc6adf3c50ce4ac2152706f4bbf318f3641feaf8d83e1d1a"},"schema_version":"1.0"},"canonical_sha256":"147d2424f6b72dfb9b37e7a2d3fe74852320d73d707114daee48d34105212eab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:22:45.647712Z","signature_b64":"A/b1c54+ApWKWuKpeGKZezhEl9t5P0U9psMsGSgo9KEyHPLImXzZnSeFo29PNiORVtqCvO+ubLI9Yu8IicTDBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"147d2424f6b72dfb9b37e7a2d3fe74852320d73d707114daee48d34105212eab","last_reissued_at":"2026-05-18T00:22:45.647198Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:22:45.647198Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1802.08069","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":"2026-05-18T00:22:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mGgUbdiKC7TRVLKBffcjQuRmD4l4ob7a6p0jURsGbX59Lyi6WRBPkH1KqlBiYFyE3X7c0uM3nXQR3cYHAD09BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:55:58.519629Z"},"content_sha256":"718741c39430d55423f76e0c682703881e6e67c2d7c544944f660318a8a63895","schema_version":"1.0","event_id":"sha256:718741c39430d55423f76e0c682703881e6e67c2d7c544944f660318a8a63895"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:CR6SIJHWW4W7XGZX46RNH7TUQU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quasi-two-dimensional thermoelectricity in SnSe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Fedorov, A. Gr\\\"uneis, A. Perucchi, B.V. Senkovskiy, C.-Y. Chen, D. Rybkovskiy, G. Gervais, I. Fakih, J. Avila, L. Yashina, M. Asensio, M. Petrescu, N. Ehlen, N. Hemsworth, P. Di Pietro, T. Szkopek, V. Tayari","submitted_at":"2018-02-22T14:45:09Z","abstract_excerpt":"Stannous selenide is a layered semiconductor that is a polar analogue of black phosphorus, and of great interest as a thermoelectric material. Unusually, hole doped SnSe supports a large Seebeck coefficient at high conductivity, which has not been explained to date. Angle resolved photo-emission spectroscopy, optical reflection spectroscopy and magnetotransport measurements reveal a multiple-valley valence band structure and a quasi two-dimensional dispersion, realizing a Hicks-Dresselhaus thermoelectric contributing to the high Seebeck coefficient at high carrier density. We further demonstra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.08069","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":"2026-05-18T00:22:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kcabQRIUZKIKacOpQdoez6W4zms4Hfz3fcwR06J4PdEqr3HtHFKfVJLKTkgbfLoCnNCmbiytfdlNwXca1yOSDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:55:58.519982Z"},"content_sha256":"625a2670e97c02ef428f9c84042d03505df42e5037995cded75b0b41977e69cf","schema_version":"1.0","event_id":"sha256:625a2670e97c02ef428f9c84042d03505df42e5037995cded75b0b41977e69cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CR6SIJHWW4W7XGZX46RNH7TUQU/bundle.json","state_url":"https://pith.science/pith/CR6SIJHWW4W7XGZX46RNH7TUQU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CR6SIJHWW4W7XGZX46RNH7TUQU/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":"2026-05-28T20:55:58Z","links":{"resolver":"https://pith.science/pith/CR6SIJHWW4W7XGZX46RNH7TUQU","bundle":"https://pith.science/pith/CR6SIJHWW4W7XGZX46RNH7TUQU/bundle.json","state":"https://pith.science/pith/CR6SIJHWW4W7XGZX46RNH7TUQU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CR6SIJHWW4W7XGZX46RNH7TUQU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:CR6SIJHWW4W7XGZX46RNH7TUQU","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":"f068570462085a84fc6adf3c50ce4ac2152706f4bbf318f3641feaf8d83e1d1a","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-02-22T14:45:09Z","title_canon_sha256":"907075e4e1cb9b8ac7af2480cef08fe30ecd423f58083d62614e5587c80d7284"},"schema_version":"1.0","source":{"id":"1802.08069","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.08069","created_at":"2026-05-18T00:22:45Z"},{"alias_kind":"arxiv_version","alias_value":"1802.08069v1","created_at":"2026-05-18T00:22:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.08069","created_at":"2026-05-18T00:22:45Z"},{"alias_kind":"pith_short_12","alias_value":"CR6SIJHWW4W7","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"CR6SIJHWW4W7XGZX","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"CR6SIJHW","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:625a2670e97c02ef428f9c84042d03505df42e5037995cded75b0b41977e69cf","target":"graph","created_at":"2026-05-18T00:22:45Z","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":"Stannous selenide is a layered semiconductor that is a polar analogue of black phosphorus, and of great interest as a thermoelectric material. Unusually, hole doped SnSe supports a large Seebeck coefficient at high conductivity, which has not been explained to date. Angle resolved photo-emission spectroscopy, optical reflection spectroscopy and magnetotransport measurements reveal a multiple-valley valence band structure and a quasi two-dimensional dispersion, realizing a Hicks-Dresselhaus thermoelectric contributing to the high Seebeck coefficient at high carrier density. We further demonstra","authors_text":"A. Fedorov, A. Gr\\\"uneis, A. Perucchi, B.V. Senkovskiy, C.-Y. Chen, D. Rybkovskiy, G. Gervais, I. Fakih, J. Avila, L. Yashina, M. Asensio, M. Petrescu, N. Ehlen, N. Hemsworth, P. Di Pietro, T. Szkopek, V. Tayari","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-02-22T14:45:09Z","title":"Quasi-two-dimensional thermoelectricity in SnSe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.08069","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":"sha256:718741c39430d55423f76e0c682703881e6e67c2d7c544944f660318a8a63895","target":"record","created_at":"2026-05-18T00:22:45Z","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":"f068570462085a84fc6adf3c50ce4ac2152706f4bbf318f3641feaf8d83e1d1a","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-02-22T14:45:09Z","title_canon_sha256":"907075e4e1cb9b8ac7af2480cef08fe30ecd423f58083d62614e5587c80d7284"},"schema_version":"1.0","source":{"id":"1802.08069","kind":"arxiv","version":1}},"canonical_sha256":"147d2424f6b72dfb9b37e7a2d3fe74852320d73d707114daee48d34105212eab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"147d2424f6b72dfb9b37e7a2d3fe74852320d73d707114daee48d34105212eab","first_computed_at":"2026-05-18T00:22:45.647198Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:22:45.647198Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"A/b1c54+ApWKWuKpeGKZezhEl9t5P0U9psMsGSgo9KEyHPLImXzZnSeFo29PNiORVtqCvO+ubLI9Yu8IicTDBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:22:45.647712Z","signed_message":"canonical_sha256_bytes"},"source_id":"1802.08069","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:718741c39430d55423f76e0c682703881e6e67c2d7c544944f660318a8a63895","sha256:625a2670e97c02ef428f9c84042d03505df42e5037995cded75b0b41977e69cf"],"state_sha256":"c84ec3db339d759e63e839269dd23ace95065ea6dfcad7fa88b46a475867a8b4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8FP/1O4YCyIcvKouhSZRKXgK5l01O2tNmJ9L7D5gW4P4JHDkOPBakIjM0IXs5n0mJfXae4knJZ8MKbSwsVtVCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T20:55:58.522102Z","bundle_sha256":"5b4a87adcdea7b72287b47b1a33dab0dd4c12915209d80af0b9f0ee0aebbc6d4"}}