{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:Y36C7N65YVRTQUF6PPSVPNPF3P","short_pith_number":"pith:Y36C7N65","canonical_record":{"source":{"id":"2202.12890","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-25T18:58:16Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"5ac2a088ec44a54ba8b114ae1e0b4bf013d04ce3ae07724e51fe9d355124504e","abstract_canon_sha256":"2ce3c08c55a6b54a37be46518aafcbe646da5af2b6944826c1ecd8e4a2e477c5"},"schema_version":"1.0"},"canonical_sha256":"c6fc2fb7ddc5633850be7be557b5e5dbf4da32ce97248bc00522bf8414309137","source":{"kind":"arxiv","id":"2202.12890","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.12890","created_at":"2026-07-05T04:16:01Z"},{"alias_kind":"arxiv_version","alias_value":"2202.12890v1","created_at":"2026-07-05T04:16:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.12890","created_at":"2026-07-05T04:16:01Z"},{"alias_kind":"pith_short_12","alias_value":"Y36C7N65YVRT","created_at":"2026-07-05T04:16:01Z"},{"alias_kind":"pith_short_16","alias_value":"Y36C7N65YVRTQUF6","created_at":"2026-07-05T04:16:01Z"},{"alias_kind":"pith_short_8","alias_value":"Y36C7N65","created_at":"2026-07-05T04:16:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:Y36C7N65YVRTQUF6PPSVPNPF3P","target":"record","payload":{"canonical_record":{"source":{"id":"2202.12890","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-25T18:58:16Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"5ac2a088ec44a54ba8b114ae1e0b4bf013d04ce3ae07724e51fe9d355124504e","abstract_canon_sha256":"2ce3c08c55a6b54a37be46518aafcbe646da5af2b6944826c1ecd8e4a2e477c5"},"schema_version":"1.0"},"canonical_sha256":"c6fc2fb7ddc5633850be7be557b5e5dbf4da32ce97248bc00522bf8414309137","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:16:01.309327Z","signature_b64":"FiZhWrSi1vHtKjs21ynA4BwhqeQHjWUE5g9FfV1M2dHf48U8NbvK6v+J3Zu54kcFaTfuk28Jbcntu7VQGC84AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c6fc2fb7ddc5633850be7be557b5e5dbf4da32ce97248bc00522bf8414309137","last_reissued_at":"2026-07-05T04:16:01.308767Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:16:01.308767Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2202.12890","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":"2026-07-05T04:16:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rdMNlWetfsmy+3r2xpywtmL0Ayb1rXsjX+/ycNO2P4rXz/ZXShqpcmdWmIvviwmH8GuTXv5zT3ctMkyJ8fQCDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T08:34:52.331747Z"},"content_sha256":"7c394dbe85a3e4aa3889ff4f53e3ff75eb74361a2d0acf3788441fbde86d863a","schema_version":"1.0","event_id":"sha256:7c394dbe85a3e4aa3889ff4f53e3ff75eb74361a2d0acf3788441fbde86d863a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:Y36C7N65YVRTQUF6PPSVPNPF3P","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Collective plasmonic modes in the chiral multifold fermionic material CoSi","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Amit Agarwal, Antonio Politano, Arun Bansil, Bahadur Singh, Barun Ghosh, Debasis Dutta, Hsin Lin","submitted_at":"2022-02-25T18:58:16Z","abstract_excerpt":"Plasmonics in topological semimetals offers exciting opportunities for fundamental physics exploration as well as for technological applications. Here, we investigate plasmons in the exemplar chiral crystal CoSi, which hosts a variety of multifold fermionic excitations. We show that CoSi hosts two distinct plasmon modes in the infrared regime at 0.1 eV and 1.1 eV in the long-wavelength limit. The 0.1 eV plasmon is found to be highly dispersive, and originates from intraband collective oscillations associated with a double spin-1 excitation, while the 1.1 eV plasmon is dispersionless and it inv"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.12890","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/2202.12890/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":"2026-07-05T04:16:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c7gjES9Tm5MpZumd97UqpzpgwYgMqolhqoMg68hXDeXwffd0nrcBHSlC3j/toZMROk337YYSKK7i7zxSaNgwDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T08:34:52.332641Z"},"content_sha256":"e84f79dfcf533d956bf817280a60b4204a11949148b1df9409217a9823fdaa98","schema_version":"1.0","event_id":"sha256:e84f79dfcf533d956bf817280a60b4204a11949148b1df9409217a9823fdaa98"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y36C7N65YVRTQUF6PPSVPNPF3P/bundle.json","state_url":"https://pith.science/pith/Y36C7N65YVRTQUF6PPSVPNPF3P/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y36C7N65YVRTQUF6PPSVPNPF3P/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":"2026-08-05T08:34:52Z","links":{"resolver":"https://pith.science/pith/Y36C7N65YVRTQUF6PPSVPNPF3P","bundle":"https://pith.science/pith/Y36C7N65YVRTQUF6PPSVPNPF3P/bundle.json","state":"https://pith.science/pith/Y36C7N65YVRTQUF6PPSVPNPF3P/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y36C7N65YVRTQUF6PPSVPNPF3P/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:Y36C7N65YVRTQUF6PPSVPNPF3P","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":"2ce3c08c55a6b54a37be46518aafcbe646da5af2b6944826c1ecd8e4a2e477c5","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-25T18:58:16Z","title_canon_sha256":"5ac2a088ec44a54ba8b114ae1e0b4bf013d04ce3ae07724e51fe9d355124504e"},"schema_version":"1.0","source":{"id":"2202.12890","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.12890","created_at":"2026-07-05T04:16:01Z"},{"alias_kind":"arxiv_version","alias_value":"2202.12890v1","created_at":"2026-07-05T04:16:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.12890","created_at":"2026-07-05T04:16:01Z"},{"alias_kind":"pith_short_12","alias_value":"Y36C7N65YVRT","created_at":"2026-07-05T04:16:01Z"},{"alias_kind":"pith_short_16","alias_value":"Y36C7N65YVRTQUF6","created_at":"2026-07-05T04:16:01Z"},{"alias_kind":"pith_short_8","alias_value":"Y36C7N65","created_at":"2026-07-05T04:16:01Z"}],"graph_snapshots":[{"event_id":"sha256:e84f79dfcf533d956bf817280a60b4204a11949148b1df9409217a9823fdaa98","target":"graph","created_at":"2026-07-05T04:16:01Z","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/2202.12890/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Plasmonics in topological semimetals offers exciting opportunities for fundamental physics exploration as well as for technological applications. Here, we investigate plasmons in the exemplar chiral crystal CoSi, which hosts a variety of multifold fermionic excitations. We show that CoSi hosts two distinct plasmon modes in the infrared regime at 0.1 eV and 1.1 eV in the long-wavelength limit. The 0.1 eV plasmon is found to be highly dispersive, and originates from intraband collective oscillations associated with a double spin-1 excitation, while the 1.1 eV plasmon is dispersionless and it inv","authors_text":"Amit Agarwal, Antonio Politano, Arun Bansil, Bahadur Singh, Barun Ghosh, Debasis Dutta, Hsin Lin","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-25T18:58:16Z","title":"Collective plasmonic modes in the chiral multifold fermionic material CoSi"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.12890","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":"sha256:7c394dbe85a3e4aa3889ff4f53e3ff75eb74361a2d0acf3788441fbde86d863a","target":"record","created_at":"2026-07-05T04:16:01Z","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":"2ce3c08c55a6b54a37be46518aafcbe646da5af2b6944826c1ecd8e4a2e477c5","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-02-25T18:58:16Z","title_canon_sha256":"5ac2a088ec44a54ba8b114ae1e0b4bf013d04ce3ae07724e51fe9d355124504e"},"schema_version":"1.0","source":{"id":"2202.12890","kind":"arxiv","version":1}},"canonical_sha256":"c6fc2fb7ddc5633850be7be557b5e5dbf4da32ce97248bc00522bf8414309137","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c6fc2fb7ddc5633850be7be557b5e5dbf4da32ce97248bc00522bf8414309137","first_computed_at":"2026-07-05T04:16:01.308767Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:16:01.308767Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FiZhWrSi1vHtKjs21ynA4BwhqeQHjWUE5g9FfV1M2dHf48U8NbvK6v+J3Zu54kcFaTfuk28Jbcntu7VQGC84AQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:16:01.309327Z","signed_message":"canonical_sha256_bytes"},"source_id":"2202.12890","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7c394dbe85a3e4aa3889ff4f53e3ff75eb74361a2d0acf3788441fbde86d863a","sha256:e84f79dfcf533d956bf817280a60b4204a11949148b1df9409217a9823fdaa98"],"state_sha256":"ecb60130432972628222c55c48cc25e600e2dd52b29ba90e12ce812f94c9b80c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4n5M4PsS7lYBeYT2e1m0S7uulTRbbapWiLvrM1YAxtPOl4OXpkM0mJHYmefJq7/8qBncc8XpUWSJiQf+OE7yDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T08:34:52.356163Z","bundle_sha256":"a741260e9e4a41656554c154b26ae754b10c473dfb483d74bb17c1e4e5619304"}}