{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:CCNEJCWT3DCRODR4LRZUBINTDG","short_pith_number":"pith:CCNEJCWT","canonical_record":{"source":{"id":"1603.06023","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-03-19T00:25:16Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"2e5c6fce111f28c0fd2174d7cb679de9e62721c6a331784b4acb74b909f4b808","abstract_canon_sha256":"ce162e4f827d2d1568d2ff24cb1a6d13836b3624a8230e720e72c5d0269f5075"},"schema_version":"1.0"},"canonical_sha256":"109a448ad3d8c5170e3c5c7340a1b31981bb89112d499c4c9f2f5f4c0252f91c","source":{"kind":"arxiv","id":"1603.06023","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.06023","created_at":"2026-05-18T01:11:12Z"},{"alias_kind":"arxiv_version","alias_value":"1603.06023v2","created_at":"2026-05-18T01:11:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.06023","created_at":"2026-05-18T01:11:12Z"},{"alias_kind":"pith_short_12","alias_value":"CCNEJCWT3DCR","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CCNEJCWT3DCRODR4","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CCNEJCWT","created_at":"2026-05-18T12:30:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:CCNEJCWT3DCRODR4LRZUBINTDG","target":"record","payload":{"canonical_record":{"source":{"id":"1603.06023","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-03-19T00:25:16Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"2e5c6fce111f28c0fd2174d7cb679de9e62721c6a331784b4acb74b909f4b808","abstract_canon_sha256":"ce162e4f827d2d1568d2ff24cb1a6d13836b3624a8230e720e72c5d0269f5075"},"schema_version":"1.0"},"canonical_sha256":"109a448ad3d8c5170e3c5c7340a1b31981bb89112d499c4c9f2f5f4c0252f91c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:11:12.447653Z","signature_b64":"NvdQkKaIj1rlp8zfVh/adLUgLMDInZrStolN79ex6tJteEPrc1qaMG27cQkBEMaLhpEY9SusMKF6gM/K38RzAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"109a448ad3d8c5170e3c5c7340a1b31981bb89112d499c4c9f2f5f4c0252f91c","last_reissued_at":"2026-05-18T01:11:12.447183Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:11:12.447183Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.06023","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:11:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ngZi3ZxDpqyTY8itRDaLzJss1Pwyl9dwkkjbgP1RuA7AvXdZl16TXNCsMXvbmNfnTMODSnKDXZCQHBQ6YRNVCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:49:27.630929Z"},"content_sha256":"22469783ae3d54319f2a6666da48fb49c6e022476ddffd0bff9a4f402807aa99","schema_version":"1.0","event_id":"sha256:22469783ae3d54319f2a6666da48fb49c6e022476ddffd0bff9a4f402807aa99"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:CCNEJCWT3DCRODR4LRZUBINTDG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spectrally resolved detection in transient-reflectivity measurements of coherent optical phonons in diamond","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"cond-mat.mes-hall","authors_text":"Hiroshi Takahashi, Hiroya Sasaki, Katsura Norimatsu, Kazuma Ohya, Kazutaka G. Nakamura, Masahiro Kitajima, Shin-ichi Uozumi, Tetsuya Tsuruta, Yosuke Kayanuma, Yutaka Shikano","submitted_at":"2016-03-19T00:25:16Z","abstract_excerpt":"Coherent optical phonons in bulk solid system play a crucial role in understanding and designing light-matter interactions and can be detected by the transient-reflectivity measurement. In this paper, we demonstrate spectrally resolved detection of coherent optical phonons in diamond from ultrashort infrared pump-probe measurements using optical band-pass filters. We show that this enhances the sensitivity approximately 35 times in measuring the coherent oscillations in the transient reflectivity compared with the commonly used spectrally integrated measurement. To explain this observation, we"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.06023","kind":"arxiv","version":2},"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":"2026-05-18T01:11:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7Wtu2i56SLRrDrZt3tWuIVbdvt3CvEv3ufxGfP5x6R+z+y8pA4Hq3KeLK7+kRhm7LejEKgxlvqmWFnBTTbsTAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T20:49:27.631642Z"},"content_sha256":"b5ddaedcd78d4fe901fff2cc82ab52f0c2d3c724da4914333f5ba17f287ebaa1","schema_version":"1.0","event_id":"sha256:b5ddaedcd78d4fe901fff2cc82ab52f0c2d3c724da4914333f5ba17f287ebaa1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CCNEJCWT3DCRODR4LRZUBINTDG/bundle.json","state_url":"https://pith.science/pith/CCNEJCWT3DCRODR4LRZUBINTDG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CCNEJCWT3DCRODR4LRZUBINTDG/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":"2026-05-28T20:49:27Z","links":{"resolver":"https://pith.science/pith/CCNEJCWT3DCRODR4LRZUBINTDG","bundle":"https://pith.science/pith/CCNEJCWT3DCRODR4LRZUBINTDG/bundle.json","state":"https://pith.science/pith/CCNEJCWT3DCRODR4LRZUBINTDG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CCNEJCWT3DCRODR4LRZUBINTDG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:CCNEJCWT3DCRODR4LRZUBINTDG","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":"ce162e4f827d2d1568d2ff24cb1a6d13836b3624a8230e720e72c5d0269f5075","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-03-19T00:25:16Z","title_canon_sha256":"2e5c6fce111f28c0fd2174d7cb679de9e62721c6a331784b4acb74b909f4b808"},"schema_version":"1.0","source":{"id":"1603.06023","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.06023","created_at":"2026-05-18T01:11:12Z"},{"alias_kind":"arxiv_version","alias_value":"1603.06023v2","created_at":"2026-05-18T01:11:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.06023","created_at":"2026-05-18T01:11:12Z"},{"alias_kind":"pith_short_12","alias_value":"CCNEJCWT3DCR","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CCNEJCWT3DCRODR4","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CCNEJCWT","created_at":"2026-05-18T12:30:09Z"}],"graph_snapshots":[{"event_id":"sha256:b5ddaedcd78d4fe901fff2cc82ab52f0c2d3c724da4914333f5ba17f287ebaa1","target":"graph","created_at":"2026-05-18T01:11:12Z","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":"Coherent optical phonons in bulk solid system play a crucial role in understanding and designing light-matter interactions and can be detected by the transient-reflectivity measurement. In this paper, we demonstrate spectrally resolved detection of coherent optical phonons in diamond from ultrashort infrared pump-probe measurements using optical band-pass filters. We show that this enhances the sensitivity approximately 35 times in measuring the coherent oscillations in the transient reflectivity compared with the commonly used spectrally integrated measurement. To explain this observation, we","authors_text":"Hiroshi Takahashi, Hiroya Sasaki, Katsura Norimatsu, Kazuma Ohya, Kazutaka G. Nakamura, Masahiro Kitajima, Shin-ichi Uozumi, Tetsuya Tsuruta, Yosuke Kayanuma, Yutaka Shikano","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-03-19T00:25:16Z","title":"Spectrally resolved detection in transient-reflectivity measurements of coherent optical phonons in diamond"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.06023","kind":"arxiv","version":2},"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":"sha256:22469783ae3d54319f2a6666da48fb49c6e022476ddffd0bff9a4f402807aa99","target":"record","created_at":"2026-05-18T01:11:12Z","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":"ce162e4f827d2d1568d2ff24cb1a6d13836b3624a8230e720e72c5d0269f5075","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2016-03-19T00:25:16Z","title_canon_sha256":"2e5c6fce111f28c0fd2174d7cb679de9e62721c6a331784b4acb74b909f4b808"},"schema_version":"1.0","source":{"id":"1603.06023","kind":"arxiv","version":2}},"canonical_sha256":"109a448ad3d8c5170e3c5c7340a1b31981bb89112d499c4c9f2f5f4c0252f91c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"109a448ad3d8c5170e3c5c7340a1b31981bb89112d499c4c9f2f5f4c0252f91c","first_computed_at":"2026-05-18T01:11:12.447183Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:11:12.447183Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NvdQkKaIj1rlp8zfVh/adLUgLMDInZrStolN79ex6tJteEPrc1qaMG27cQkBEMaLhpEY9SusMKF6gM/K38RzAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:11:12.447653Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.06023","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:22469783ae3d54319f2a6666da48fb49c6e022476ddffd0bff9a4f402807aa99","sha256:b5ddaedcd78d4fe901fff2cc82ab52f0c2d3c724da4914333f5ba17f287ebaa1"],"state_sha256":"cf3d980b988b0ddc8db1417cf3b52227d5d7f8cf93acbcb7fbf0505a30b76b69"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rNMd4a8ofSHgHjmnbeEEGMQO8R6qWVzFAHIQDhL7NewchlaRJGVDPO6e1++ft40rXcarXRAmxfw7s5y+YDIACA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T20:49:27.635529Z","bundle_sha256":"fe04203d1e2362c4062ccd3116abaa6ec92d2d7d79eee13f06157330e3798a31"}}