{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:KYUIOAMOHMNXHOQYIBWGZRJJDH","short_pith_number":"pith:KYUIOAMO","canonical_record":{"source":{"id":"1803.01292","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-03-04T03:54:24Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"30b66b25cf78e4f373fd9717840274b0cbe345a8e0240f965a66cdfd483d9b57","abstract_canon_sha256":"003ce23943c0493c5015eb24f033f2f7ce74a71230562fb2bc729589e02d2496"},"schema_version":"1.0"},"canonical_sha256":"562887018e3b1b73ba18406c6cc52919e1a3c383530793b79f0c0b9a7c8a4db1","source":{"kind":"arxiv","id":"1803.01292","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.01292","created_at":"2026-05-18T00:16:07Z"},{"alias_kind":"arxiv_version","alias_value":"1803.01292v3","created_at":"2026-05-18T00:16:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.01292","created_at":"2026-05-18T00:16:07Z"},{"alias_kind":"pith_short_12","alias_value":"KYUIOAMOHMNX","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"KYUIOAMOHMNXHOQY","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"KYUIOAMO","created_at":"2026-05-18T12:32:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:KYUIOAMOHMNXHOQYIBWGZRJJDH","target":"record","payload":{"canonical_record":{"source":{"id":"1803.01292","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-03-04T03:54:24Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"30b66b25cf78e4f373fd9717840274b0cbe345a8e0240f965a66cdfd483d9b57","abstract_canon_sha256":"003ce23943c0493c5015eb24f033f2f7ce74a71230562fb2bc729589e02d2496"},"schema_version":"1.0"},"canonical_sha256":"562887018e3b1b73ba18406c6cc52919e1a3c383530793b79f0c0b9a7c8a4db1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:16:07.720779Z","signature_b64":"zGs/GDELDNnWdpXKu321/JiX9VOz3lI7olB3toNIIYj7Bvz4k3kMqwbUwPKVZYpsBx2roMWcp0kckgtBj4GeAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"562887018e3b1b73ba18406c6cc52919e1a3c383530793b79f0c0b9a7c8a4db1","last_reissued_at":"2026-05-18T00:16:07.720249Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:16:07.720249Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.01292","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:16:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MxT0BI5QVotcW4CBp/HcFSxQwgLdzCL8QAPMVfGEFMEqe5HNsV7VnV8xrURIKadu2wylsp9HVyVIaT0CIALvDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T08:20:23.746220Z"},"content_sha256":"2c9a02cbebb382ab784e7ac2a0cc547d17d41bee8fe5b9a92fd171e9ffdd7058","schema_version":"1.0","event_id":"sha256:2c9a02cbebb382ab784e7ac2a0cc547d17d41bee8fe5b9a92fd171e9ffdd7058"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:KYUIOAMOHMNXHOQYIBWGZRJJDH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Brightened spin-triplet interlayer excitons and optical selection rules in van der Waals heterobilayers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Gui-Bin Liu, Hongyi Yu, Wang Yao","submitted_at":"2018-03-04T03:54:24Z","abstract_excerpt":"We investigate the optical properties of spin-triplet interlayer excitons in heterobilayer transition metal dichalcogenides in comparison with the spin-singlet ones. Surprisingly, the optical transition dipole of the spin-triplet exciton is found to be in the same order of magnitude to that of the spin-singlet exciton, in sharp contrast to the monolayer excitons where the spin triplet species is considered as dark compared to the singlet. Unlike the monolayer excitons whose spin-conserved (spin-flip) transition dipole can only couple to light of in-plane (out-of-plane) polarization, such restr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.01292","kind":"arxiv","version":3},"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":"2026-05-18T00:16:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0FcXlehcOJJKR3gp4+NtJam0I5rCF2sCcxd8bzcOkpPpu0yV1G1VYfAlIKs2b0qM1X9ab61zq+12R/KZCdy9DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T08:20:23.746610Z"},"content_sha256":"cf35aa25aeddcd2f97c2fb80478c209180754098963a940e1f977e86b5abc3dd","schema_version":"1.0","event_id":"sha256:cf35aa25aeddcd2f97c2fb80478c209180754098963a940e1f977e86b5abc3dd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KYUIOAMOHMNXHOQYIBWGZRJJDH/bundle.json","state_url":"https://pith.science/pith/KYUIOAMOHMNXHOQYIBWGZRJJDH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KYUIOAMOHMNXHOQYIBWGZRJJDH/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":"2026-06-06T08:20:23Z","links":{"resolver":"https://pith.science/pith/KYUIOAMOHMNXHOQYIBWGZRJJDH","bundle":"https://pith.science/pith/KYUIOAMOHMNXHOQYIBWGZRJJDH/bundle.json","state":"https://pith.science/pith/KYUIOAMOHMNXHOQYIBWGZRJJDH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KYUIOAMOHMNXHOQYIBWGZRJJDH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:KYUIOAMOHMNXHOQYIBWGZRJJDH","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":"003ce23943c0493c5015eb24f033f2f7ce74a71230562fb2bc729589e02d2496","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-03-04T03:54:24Z","title_canon_sha256":"30b66b25cf78e4f373fd9717840274b0cbe345a8e0240f965a66cdfd483d9b57"},"schema_version":"1.0","source":{"id":"1803.01292","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.01292","created_at":"2026-05-18T00:16:07Z"},{"alias_kind":"arxiv_version","alias_value":"1803.01292v3","created_at":"2026-05-18T00:16:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.01292","created_at":"2026-05-18T00:16:07Z"},{"alias_kind":"pith_short_12","alias_value":"KYUIOAMOHMNX","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"KYUIOAMOHMNXHOQY","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"KYUIOAMO","created_at":"2026-05-18T12:32:33Z"}],"graph_snapshots":[{"event_id":"sha256:cf35aa25aeddcd2f97c2fb80478c209180754098963a940e1f977e86b5abc3dd","target":"graph","created_at":"2026-05-18T00:16:07Z","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"},"paper":{"abstract_excerpt":"We investigate the optical properties of spin-triplet interlayer excitons in heterobilayer transition metal dichalcogenides in comparison with the spin-singlet ones. Surprisingly, the optical transition dipole of the spin-triplet exciton is found to be in the same order of magnitude to that of the spin-singlet exciton, in sharp contrast to the monolayer excitons where the spin triplet species is considered as dark compared to the singlet. Unlike the monolayer excitons whose spin-conserved (spin-flip) transition dipole can only couple to light of in-plane (out-of-plane) polarization, such restr","authors_text":"Gui-Bin Liu, Hongyi Yu, Wang Yao","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-03-04T03:54:24Z","title":"Brightened spin-triplet interlayer excitons and optical selection rules in van der Waals heterobilayers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.01292","kind":"arxiv","version":3},"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":"sha256:2c9a02cbebb382ab784e7ac2a0cc547d17d41bee8fe5b9a92fd171e9ffdd7058","target":"record","created_at":"2026-05-18T00:16:07Z","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":"003ce23943c0493c5015eb24f033f2f7ce74a71230562fb2bc729589e02d2496","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-03-04T03:54:24Z","title_canon_sha256":"30b66b25cf78e4f373fd9717840274b0cbe345a8e0240f965a66cdfd483d9b57"},"schema_version":"1.0","source":{"id":"1803.01292","kind":"arxiv","version":3}},"canonical_sha256":"562887018e3b1b73ba18406c6cc52919e1a3c383530793b79f0c0b9a7c8a4db1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"562887018e3b1b73ba18406c6cc52919e1a3c383530793b79f0c0b9a7c8a4db1","first_computed_at":"2026-05-18T00:16:07.720249Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:16:07.720249Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zGs/GDELDNnWdpXKu321/JiX9VOz3lI7olB3toNIIYj7Bvz4k3kMqwbUwPKVZYpsBx2roMWcp0kckgtBj4GeAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:16:07.720779Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.01292","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2c9a02cbebb382ab784e7ac2a0cc547d17d41bee8fe5b9a92fd171e9ffdd7058","sha256:cf35aa25aeddcd2f97c2fb80478c209180754098963a940e1f977e86b5abc3dd"],"state_sha256":"a8fefd38157412aebf2b2e0440ee5ed758c5ffdc351f2682cfe6018199ea5886"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nF35Nv8Rfdt9wvLJW5Jmz34uX7ZnttiJQKLim4mDdDdtSrMbRT+wMBlhyJbKi6gyTL7ZKktFiMtNRXWS9igiDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T08:20:23.749730Z","bundle_sha256":"afa6d7e067ba22d795b03dcb83d5e082bc656564530d944916a1eb0bd689e6ef"}}