{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:GDS5RGJK3YMKXSLORWI2AFX5LJ","short_pith_number":"pith:GDS5RGJK","canonical_record":{"source":{"id":"0709.0196","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.optics","submitted_at":"2007-09-03T11:40:28Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"8d0d73435b76ba957f3cb32591fae321bcb6d8994c5ad27ebdd439e2213b8b95","abstract_canon_sha256":"c87bea4066482858de6ab2f1bc45265221ff11037950cf8d8c2f825711a3fa4f"},"schema_version":"1.0"},"canonical_sha256":"30e5d8992ade18abc96e8d91a016fd5a6718a26bd9aa5dc59d61d9293ab91cec","source":{"kind":"arxiv","id":"0709.0196","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0709.0196","created_at":"2026-05-18T02:16:11Z"},{"alias_kind":"arxiv_version","alias_value":"0709.0196v1","created_at":"2026-05-18T02:16:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0709.0196","created_at":"2026-05-18T02:16:11Z"},{"alias_kind":"pith_short_12","alias_value":"GDS5RGJK3YMK","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"GDS5RGJK3YMKXSLO","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"GDS5RGJK","created_at":"2026-05-18T12:25:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:GDS5RGJK3YMKXSLORWI2AFX5LJ","target":"record","payload":{"canonical_record":{"source":{"id":"0709.0196","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.optics","submitted_at":"2007-09-03T11:40:28Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"8d0d73435b76ba957f3cb32591fae321bcb6d8994c5ad27ebdd439e2213b8b95","abstract_canon_sha256":"c87bea4066482858de6ab2f1bc45265221ff11037950cf8d8c2f825711a3fa4f"},"schema_version":"1.0"},"canonical_sha256":"30e5d8992ade18abc96e8d91a016fd5a6718a26bd9aa5dc59d61d9293ab91cec","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:16:11.552685Z","signature_b64":"9DDasa26cOTAZInaagm/+7loO4UBVFHl7msNi9kkysuizPG/rZz9F42FHFskZqHJ3zaGaCL793rUqIiRPkzUAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"30e5d8992ade18abc96e8d91a016fd5a6718a26bd9aa5dc59d61d9293ab91cec","last_reissued_at":"2026-05-18T02:16:11.552178Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:16:11.552178Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0709.0196","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":"2026-05-18T02:16:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yRj/yqI/m9HPP64EmripJZAC+u2FTORRViMnsu36EgAZSW+KZMhYr7pLb4KTLNq7NiyLo5VqEz7GPCROl0zyBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T01:28:58.572600Z"},"content_sha256":"af3004f2f91a756120a211a3aeca5c0e4e79bd6737d1f0df4beb891aa5f1149c","schema_version":"1.0","event_id":"sha256:af3004f2f91a756120a211a3aeca5c0e4e79bd6737d1f0df4beb891aa5f1149c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:GDS5RGJK3YMKXSLORWI2AFX5LJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Structure-Dependent Fluorescence Efficiencies of Individual Single-Walled Carbon Nanotubes","license":"","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"physics.optics","authors_text":"Dmitri A. Tsyboulski, John-David R. Rocha, Laurent Cognet (CPMOH), R. Bruce Weisman, Sergei M. Bachilo","submitted_at":"2007-09-03T11:40:28Z","abstract_excerpt":"Single-nanotube photometry was used to measure the product of absorption cross-section and fluorescence quantum yield for 12 (n,m) structural species of semiconducting SWNTs in aqueous SDBS suspension. These products ranged from 1.7 to 4.5 x 10(-19) cm2/C atom, generally increasing with optical band gap as described by the energy gap law. The findings suggest fluorescent quantum yields of ~8% for the brightest, (10,2) species and introduce the empirical calibration factors needed to deduce quantitative (n,m) distributions from bulk fluorimetric intensities."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0709.0196","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":""},"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":"2026-05-18T02:16:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TOda5WRVDg8wD4nNM1kSlSvS0sax2TMqmOevVfjfTFEoRFIuArr6d/7Ru++eO4tOU2DQHeNaZ3HybdvVvlDMAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T01:28:58.572956Z"},"content_sha256":"872696371862c39e6c8018e64c6bc22501c5e4652e6d888bdbbdd4ee7dee83f1","schema_version":"1.0","event_id":"sha256:872696371862c39e6c8018e64c6bc22501c5e4652e6d888bdbbdd4ee7dee83f1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GDS5RGJK3YMKXSLORWI2AFX5LJ/bundle.json","state_url":"https://pith.science/pith/GDS5RGJK3YMKXSLORWI2AFX5LJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GDS5RGJK3YMKXSLORWI2AFX5LJ/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":"2026-06-03T01:28:58Z","links":{"resolver":"https://pith.science/pith/GDS5RGJK3YMKXSLORWI2AFX5LJ","bundle":"https://pith.science/pith/GDS5RGJK3YMKXSLORWI2AFX5LJ/bundle.json","state":"https://pith.science/pith/GDS5RGJK3YMKXSLORWI2AFX5LJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GDS5RGJK3YMKXSLORWI2AFX5LJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:GDS5RGJK3YMKXSLORWI2AFX5LJ","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":"c87bea4066482858de6ab2f1bc45265221ff11037950cf8d8c2f825711a3fa4f","cross_cats_sorted":["cond-mat.other"],"license":"","primary_cat":"physics.optics","submitted_at":"2007-09-03T11:40:28Z","title_canon_sha256":"8d0d73435b76ba957f3cb32591fae321bcb6d8994c5ad27ebdd439e2213b8b95"},"schema_version":"1.0","source":{"id":"0709.0196","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0709.0196","created_at":"2026-05-18T02:16:11Z"},{"alias_kind":"arxiv_version","alias_value":"0709.0196v1","created_at":"2026-05-18T02:16:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0709.0196","created_at":"2026-05-18T02:16:11Z"},{"alias_kind":"pith_short_12","alias_value":"GDS5RGJK3YMK","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"GDS5RGJK3YMKXSLO","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"GDS5RGJK","created_at":"2026-05-18T12:25:55Z"}],"graph_snapshots":[{"event_id":"sha256:872696371862c39e6c8018e64c6bc22501c5e4652e6d888bdbbdd4ee7dee83f1","target":"graph","created_at":"2026-05-18T02:16:11Z","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":"Single-nanotube photometry was used to measure the product of absorption cross-section and fluorescence quantum yield for 12 (n,m) structural species of semiconducting SWNTs in aqueous SDBS suspension. These products ranged from 1.7 to 4.5 x 10(-19) cm2/C atom, generally increasing with optical band gap as described by the energy gap law. The findings suggest fluorescent quantum yields of ~8% for the brightest, (10,2) species and introduce the empirical calibration factors needed to deduce quantitative (n,m) distributions from bulk fluorimetric intensities.","authors_text":"Dmitri A. Tsyboulski, John-David R. Rocha, Laurent Cognet (CPMOH), R. Bruce Weisman, Sergei M. Bachilo","cross_cats":["cond-mat.other"],"headline":"","license":"","primary_cat":"physics.optics","submitted_at":"2007-09-03T11:40:28Z","title":"Structure-Dependent Fluorescence Efficiencies of Individual Single-Walled Carbon Nanotubes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0709.0196","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:af3004f2f91a756120a211a3aeca5c0e4e79bd6737d1f0df4beb891aa5f1149c","target":"record","created_at":"2026-05-18T02:16:11Z","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":"c87bea4066482858de6ab2f1bc45265221ff11037950cf8d8c2f825711a3fa4f","cross_cats_sorted":["cond-mat.other"],"license":"","primary_cat":"physics.optics","submitted_at":"2007-09-03T11:40:28Z","title_canon_sha256":"8d0d73435b76ba957f3cb32591fae321bcb6d8994c5ad27ebdd439e2213b8b95"},"schema_version":"1.0","source":{"id":"0709.0196","kind":"arxiv","version":1}},"canonical_sha256":"30e5d8992ade18abc96e8d91a016fd5a6718a26bd9aa5dc59d61d9293ab91cec","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"30e5d8992ade18abc96e8d91a016fd5a6718a26bd9aa5dc59d61d9293ab91cec","first_computed_at":"2026-05-18T02:16:11.552178Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:16:11.552178Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9DDasa26cOTAZInaagm/+7loO4UBVFHl7msNi9kkysuizPG/rZz9F42FHFskZqHJ3zaGaCL793rUqIiRPkzUAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:16:11.552685Z","signed_message":"canonical_sha256_bytes"},"source_id":"0709.0196","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:af3004f2f91a756120a211a3aeca5c0e4e79bd6737d1f0df4beb891aa5f1149c","sha256:872696371862c39e6c8018e64c6bc22501c5e4652e6d888bdbbdd4ee7dee83f1"],"state_sha256":"354fd547bc78391e95f0b4a900a0a8d66f38612c3b6e06d96dcee395318d6b2a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IFswp5aM67aypdgIKxhhvTl3q56ub4CFWLBkTEHcne51wCCbndblpcwZEQowwmOMCBPzCEsOuanV0AxvGbazBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T01:28:58.574923Z","bundle_sha256":"16c1ae104f34a0e257f60eb9a49e7a91f7e58d3ad3ecf60f7c8e6aa774a3cbb0"}}