{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:QXFLJZ3UNOKFJAFD6S4XJYCXEY","short_pith_number":"pith:QXFLJZ3U","canonical_record":{"source":{"id":"2307.09280","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2023-07-18T14:21:47Z","cross_cats_sorted":[],"title_canon_sha256":"597b30cce689bdcac9786ba0049ab132717ad95983601f2585c91a8a4731495b","abstract_canon_sha256":"18d53544f5d2c1c080cfe3711393a595e84447dd6d6030e3310ec4c807d9d5eb"},"schema_version":"1.0"},"canonical_sha256":"85cab4e7746b945480a3f4b974e057260c6b3686d64a6b3ad0398f647be33a12","source":{"kind":"arxiv","id":"2307.09280","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.09280","created_at":"2026-07-05T06:41:21Z"},{"alias_kind":"arxiv_version","alias_value":"2307.09280v1","created_at":"2026-07-05T06:41:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.09280","created_at":"2026-07-05T06:41:21Z"},{"alias_kind":"pith_short_12","alias_value":"QXFLJZ3UNOKF","created_at":"2026-07-05T06:41:21Z"},{"alias_kind":"pith_short_16","alias_value":"QXFLJZ3UNOKFJAFD","created_at":"2026-07-05T06:41:21Z"},{"alias_kind":"pith_short_8","alias_value":"QXFLJZ3U","created_at":"2026-07-05T06:41:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:QXFLJZ3UNOKFJAFD6S4XJYCXEY","target":"record","payload":{"canonical_record":{"source":{"id":"2307.09280","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2023-07-18T14:21:47Z","cross_cats_sorted":[],"title_canon_sha256":"597b30cce689bdcac9786ba0049ab132717ad95983601f2585c91a8a4731495b","abstract_canon_sha256":"18d53544f5d2c1c080cfe3711393a595e84447dd6d6030e3310ec4c807d9d5eb"},"schema_version":"1.0"},"canonical_sha256":"85cab4e7746b945480a3f4b974e057260c6b3686d64a6b3ad0398f647be33a12","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:41:21.191483Z","signature_b64":"wRx7aHr4BArr1hD1dCkLr88Lfut4i2qhmVCmKeoB6JFOia7eQPngUFnmojS/H0SbKxdhXwZP1IAhujvrJfV1Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"85cab4e7746b945480a3f4b974e057260c6b3686d64a6b3ad0398f647be33a12","last_reissued_at":"2026-07-05T06:41:21.190978Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:41:21.190978Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2307.09280","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":"2026-07-05T06:41:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1gwA400QFMuagwkYz2OxxOl6aW5xm6pgwSOByobq5AysiFxiqVsLhfXIktAKEtSmXKYJe/v0Qlh+K6TxPxPwCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-20T06:50:26.631000Z"},"content_sha256":"7fde95f0887e14280821d90d7fccd0fecc98fc91d10e1c76d2e8f742e432b4fe","schema_version":"1.0","event_id":"sha256:7fde95f0887e14280821d90d7fccd0fecc98fc91d10e1c76d2e8f742e432b4fe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:QXFLJZ3UNOKFJAFD6S4XJYCXEY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Vibrational dichroism of chiral valley phonons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Fabio Caruso, Yiming Pan","submitted_at":"2023-07-18T14:21:47Z","abstract_excerpt":"Valley degrees of freedom in transition-metal dichalcogenides influence thoroughly electron-phonon coupling and its nonequilibrium dynamics. We conducted a first-principles study of the quantum kinetics of chiral phonons following valley-selective carrier excitation with circularly-polarized light. Our numerical investigations treat the ultrafast dynamics of electrons and phonons on equal footing within a parameter-free ab-initio framework. We report the emergence of valley-polarized phonon populations in monolayer MoS$_2$ that can be selectively excited at either the K or K' valleys depending"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.09280","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/2307.09280/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":"2026-07-05T06:41:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z08PJgsb+S5p+pXGZTkKuUslGeTNEl2wpUKZu/J6Oa4WNs6Cv4HlsZdFWJRUT+gdnNXKccmEUlVI3tXXfndFCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-20T06:50:26.631392Z"},"content_sha256":"3c14ac2fdc94b80308e918e938c55d6d0faa14994a9e1c68fbfce86a45a2a683","schema_version":"1.0","event_id":"sha256:3c14ac2fdc94b80308e918e938c55d6d0faa14994a9e1c68fbfce86a45a2a683"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QXFLJZ3UNOKFJAFD6S4XJYCXEY/bundle.json","state_url":"https://pith.science/pith/QXFLJZ3UNOKFJAFD6S4XJYCXEY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QXFLJZ3UNOKFJAFD6S4XJYCXEY/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":"2026-07-20T06:50:26Z","links":{"resolver":"https://pith.science/pith/QXFLJZ3UNOKFJAFD6S4XJYCXEY","bundle":"https://pith.science/pith/QXFLJZ3UNOKFJAFD6S4XJYCXEY/bundle.json","state":"https://pith.science/pith/QXFLJZ3UNOKFJAFD6S4XJYCXEY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QXFLJZ3UNOKFJAFD6S4XJYCXEY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:QXFLJZ3UNOKFJAFD6S4XJYCXEY","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":"18d53544f5d2c1c080cfe3711393a595e84447dd6d6030e3310ec4c807d9d5eb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2023-07-18T14:21:47Z","title_canon_sha256":"597b30cce689bdcac9786ba0049ab132717ad95983601f2585c91a8a4731495b"},"schema_version":"1.0","source":{"id":"2307.09280","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.09280","created_at":"2026-07-05T06:41:21Z"},{"alias_kind":"arxiv_version","alias_value":"2307.09280v1","created_at":"2026-07-05T06:41:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.09280","created_at":"2026-07-05T06:41:21Z"},{"alias_kind":"pith_short_12","alias_value":"QXFLJZ3UNOKF","created_at":"2026-07-05T06:41:21Z"},{"alias_kind":"pith_short_16","alias_value":"QXFLJZ3UNOKFJAFD","created_at":"2026-07-05T06:41:21Z"},{"alias_kind":"pith_short_8","alias_value":"QXFLJZ3U","created_at":"2026-07-05T06:41:21Z"}],"graph_snapshots":[{"event_id":"sha256:3c14ac2fdc94b80308e918e938c55d6d0faa14994a9e1c68fbfce86a45a2a683","target":"graph","created_at":"2026-07-05T06:41:21Z","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/2307.09280/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Valley degrees of freedom in transition-metal dichalcogenides influence thoroughly electron-phonon coupling and its nonequilibrium dynamics. We conducted a first-principles study of the quantum kinetics of chiral phonons following valley-selective carrier excitation with circularly-polarized light. Our numerical investigations treat the ultrafast dynamics of electrons and phonons on equal footing within a parameter-free ab-initio framework. We report the emergence of valley-polarized phonon populations in monolayer MoS$_2$ that can be selectively excited at either the K or K' valleys depending","authors_text":"Fabio Caruso, Yiming Pan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2023-07-18T14:21:47Z","title":"Vibrational dichroism of chiral valley phonons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.09280","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":"sha256:7fde95f0887e14280821d90d7fccd0fecc98fc91d10e1c76d2e8f742e432b4fe","target":"record","created_at":"2026-07-05T06:41:21Z","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":"18d53544f5d2c1c080cfe3711393a595e84447dd6d6030e3310ec4c807d9d5eb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2023-07-18T14:21:47Z","title_canon_sha256":"597b30cce689bdcac9786ba0049ab132717ad95983601f2585c91a8a4731495b"},"schema_version":"1.0","source":{"id":"2307.09280","kind":"arxiv","version":1}},"canonical_sha256":"85cab4e7746b945480a3f4b974e057260c6b3686d64a6b3ad0398f647be33a12","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"85cab4e7746b945480a3f4b974e057260c6b3686d64a6b3ad0398f647be33a12","first_computed_at":"2026-07-05T06:41:21.190978Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:41:21.190978Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wRx7aHr4BArr1hD1dCkLr88Lfut4i2qhmVCmKeoB6JFOia7eQPngUFnmojS/H0SbKxdhXwZP1IAhujvrJfV1Cw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:41:21.191483Z","signed_message":"canonical_sha256_bytes"},"source_id":"2307.09280","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7fde95f0887e14280821d90d7fccd0fecc98fc91d10e1c76d2e8f742e432b4fe","sha256:3c14ac2fdc94b80308e918e938c55d6d0faa14994a9e1c68fbfce86a45a2a683"],"state_sha256":"2bce5ed97a5586932f60609d57c96d4b71d1dab97176c85a5b7c684d09d74759"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0Lqno+buC4Sj+t7wnXfDehgcTvic5BzE8jG/UdfUxMt6jtFdtlf9dqPg/tqUERuCgdi7JumcveVxF70jBsu5Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-20T06:50:26.633952Z","bundle_sha256":"0537c1f826d1f554f86da33a28ece575a45058206f6bc7e471d01633be6b81de"}}