{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:RZ54U2QASMTGSS53B726XQQ3JI","short_pith_number":"pith:RZ54U2QA","canonical_record":{"source":{"id":"2103.01117","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.optics","submitted_at":"2021-03-01T16:39:56Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.soft","physics.app-ph"],"title_canon_sha256":"189dd7ab2e9a4ced51e6d1553051593df8c253579d6aef0e84a9b08d781a0363","abstract_canon_sha256":"ba9172bbe76f96b6ce2c2ee22cc98e5767a46a11c55cd0e43f2ecc729a814583"},"schema_version":"1.0"},"canonical_sha256":"8e7bca6a009326694bbb0ff5ebc21b4a1c9ae5c8adcbfff54a390a52a05d08a1","source":{"kind":"arxiv","id":"2103.01117","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.01117","created_at":"2026-07-05T02:21:01Z"},{"alias_kind":"arxiv_version","alias_value":"2103.01117v1","created_at":"2026-07-05T02:21:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.01117","created_at":"2026-07-05T02:21:01Z"},{"alias_kind":"pith_short_12","alias_value":"RZ54U2QASMTG","created_at":"2026-07-05T02:21:01Z"},{"alias_kind":"pith_short_16","alias_value":"RZ54U2QASMTGSS53","created_at":"2026-07-05T02:21:01Z"},{"alias_kind":"pith_short_8","alias_value":"RZ54U2QA","created_at":"2026-07-05T02:21:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:RZ54U2QASMTGSS53B726XQQ3JI","target":"record","payload":{"canonical_record":{"source":{"id":"2103.01117","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.optics","submitted_at":"2021-03-01T16:39:56Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.soft","physics.app-ph"],"title_canon_sha256":"189dd7ab2e9a4ced51e6d1553051593df8c253579d6aef0e84a9b08d781a0363","abstract_canon_sha256":"ba9172bbe76f96b6ce2c2ee22cc98e5767a46a11c55cd0e43f2ecc729a814583"},"schema_version":"1.0"},"canonical_sha256":"8e7bca6a009326694bbb0ff5ebc21b4a1c9ae5c8adcbfff54a390a52a05d08a1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:21:01.667223Z","signature_b64":"TvRfj2N4VulHajE5t+MMak1gXtv9GAERaiIanLVwkLLUH5t5ophhTNwBd3GRILz6NSX/uvAO5qbUpnHXac3MDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8e7bca6a009326694bbb0ff5ebc21b4a1c9ae5c8adcbfff54a390a52a05d08a1","last_reissued_at":"2026-07-05T02:21:01.666798Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:21:01.666798Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2103.01117","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":"2026-07-05T02:21:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9ISFn+Gd6Vv/cC5aCiyEesHRgvyWLH230j6ADvwkN3OxZWjOk1rh0gZY3vq/f05oZF/YU/i3QeY9uguMJpssBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T14:19:08.114540Z"},"content_sha256":"dfa83062f66fbb6b51bc1fce31853788b5884a2e75370862d5117b8159c67c62","schema_version":"1.0","event_id":"sha256:dfa83062f66fbb6b51bc1fce31853788b5884a2e75370862d5117b8159c67c62"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:RZ54U2QASMTGSS53B726XQQ3JI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Directional emission from WS2 monolayer coupled to plasmonic Nanowire-on-Mirror Cavity","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.soft","physics.app-ph"],"primary_cat":"physics.optics","authors_text":"Atikur Rahman, Diptabrata Paul, Gokul M. A., G.V. Pavan Kumar, Shailendra K. Chaubey, Sunny Tiwari","submitted_at":"2021-03-01T16:39:56Z","abstract_excerpt":"Influencing spectral and directional features of exciton emission characteristics from 2D transition metal dichalcogenides by coupling it to plasmonic nano-cavities has emerged as an important prospect in nanophotonics of 2D materials. In this paper we experimentally study the directional photoluminescence emission from Tungsten disulfide (WS2) monolayer sandwiched between a single-crystalline plasmonic silver nanowire (AgNW) waveguide and a gold (Au) mirror, thus forming an AgNW-WS2-Au cavity. By employing polarization-resolved Fourier plane optical microscopy, we quantify the directional emi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.01117","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/2103.01117/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":"2026-07-05T02:21:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YqE7a51hzmSRwYBB0lII4HXQeqIKfP1ibhf7v/5/nqYtGy0RbE/8XpqvuNgHph5ot3WOTQZRizOBzETvvv6aAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T14:19:08.114849Z"},"content_sha256":"0b64c710114c28904881532b21c97e069fe4973e463fc3eeacbdcb44854275c4","schema_version":"1.0","event_id":"sha256:0b64c710114c28904881532b21c97e069fe4973e463fc3eeacbdcb44854275c4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RZ54U2QASMTGSS53B726XQQ3JI/bundle.json","state_url":"https://pith.science/pith/RZ54U2QASMTGSS53B726XQQ3JI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RZ54U2QASMTGSS53B726XQQ3JI/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":"2026-07-31T14:19:08Z","links":{"resolver":"https://pith.science/pith/RZ54U2QASMTGSS53B726XQQ3JI","bundle":"https://pith.science/pith/RZ54U2QASMTGSS53B726XQQ3JI/bundle.json","state":"https://pith.science/pith/RZ54U2QASMTGSS53B726XQQ3JI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RZ54U2QASMTGSS53B726XQQ3JI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:RZ54U2QASMTGSS53B726XQQ3JI","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":"ba9172bbe76f96b6ce2c2ee22cc98e5767a46a11c55cd0e43f2ecc729a814583","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.soft","physics.app-ph"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.optics","submitted_at":"2021-03-01T16:39:56Z","title_canon_sha256":"189dd7ab2e9a4ced51e6d1553051593df8c253579d6aef0e84a9b08d781a0363"},"schema_version":"1.0","source":{"id":"2103.01117","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2103.01117","created_at":"2026-07-05T02:21:01Z"},{"alias_kind":"arxiv_version","alias_value":"2103.01117v1","created_at":"2026-07-05T02:21:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2103.01117","created_at":"2026-07-05T02:21:01Z"},{"alias_kind":"pith_short_12","alias_value":"RZ54U2QASMTG","created_at":"2026-07-05T02:21:01Z"},{"alias_kind":"pith_short_16","alias_value":"RZ54U2QASMTGSS53","created_at":"2026-07-05T02:21:01Z"},{"alias_kind":"pith_short_8","alias_value":"RZ54U2QA","created_at":"2026-07-05T02:21:01Z"}],"graph_snapshots":[{"event_id":"sha256:0b64c710114c28904881532b21c97e069fe4973e463fc3eeacbdcb44854275c4","target":"graph","created_at":"2026-07-05T02:21:01Z","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/2103.01117/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Influencing spectral and directional features of exciton emission characteristics from 2D transition metal dichalcogenides by coupling it to plasmonic nano-cavities has emerged as an important prospect in nanophotonics of 2D materials. In this paper we experimentally study the directional photoluminescence emission from Tungsten disulfide (WS2) monolayer sandwiched between a single-crystalline plasmonic silver nanowire (AgNW) waveguide and a gold (Au) mirror, thus forming an AgNW-WS2-Au cavity. By employing polarization-resolved Fourier plane optical microscopy, we quantify the directional emi","authors_text":"Atikur Rahman, Diptabrata Paul, Gokul M. A., G.V. Pavan Kumar, Shailendra K. Chaubey, Sunny Tiwari","cross_cats":["cond-mat.mes-hall","cond-mat.soft","physics.app-ph"],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.optics","submitted_at":"2021-03-01T16:39:56Z","title":"Directional emission from WS2 monolayer coupled to plasmonic Nanowire-on-Mirror Cavity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2103.01117","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:dfa83062f66fbb6b51bc1fce31853788b5884a2e75370862d5117b8159c67c62","target":"record","created_at":"2026-07-05T02:21:01Z","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":"ba9172bbe76f96b6ce2c2ee22cc98e5767a46a11c55cd0e43f2ecc729a814583","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.soft","physics.app-ph"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.optics","submitted_at":"2021-03-01T16:39:56Z","title_canon_sha256":"189dd7ab2e9a4ced51e6d1553051593df8c253579d6aef0e84a9b08d781a0363"},"schema_version":"1.0","source":{"id":"2103.01117","kind":"arxiv","version":1}},"canonical_sha256":"8e7bca6a009326694bbb0ff5ebc21b4a1c9ae5c8adcbfff54a390a52a05d08a1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8e7bca6a009326694bbb0ff5ebc21b4a1c9ae5c8adcbfff54a390a52a05d08a1","first_computed_at":"2026-07-05T02:21:01.666798Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:21:01.666798Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TvRfj2N4VulHajE5t+MMak1gXtv9GAERaiIanLVwkLLUH5t5ophhTNwBd3GRILz6NSX/uvAO5qbUpnHXac3MDA==","signature_status":"signed_v1","signed_at":"2026-07-05T02:21:01.667223Z","signed_message":"canonical_sha256_bytes"},"source_id":"2103.01117","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dfa83062f66fbb6b51bc1fce31853788b5884a2e75370862d5117b8159c67c62","sha256:0b64c710114c28904881532b21c97e069fe4973e463fc3eeacbdcb44854275c4"],"state_sha256":"d57efdcf0195786317557d02fc1f7dd7bbfee4a2d825b31a693ec33d6591eb42"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S4UsoFNVIaI5Z0YT6atjv5FIQ80LKVPQi4RkOpDOHBKJcX3mt+baUIavj9DZiWgMXiFAs1kjOHA+Gji6x7ciAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-31T14:19:08.117170Z","bundle_sha256":"262e8bb767ebc131a6b463f7192a6ef43c843d5521c19d1f5fe43a0d8d117b5b"}}