{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:N7VBHNE5M7H2C73GD2LAG66SVJ","short_pith_number":"pith:N7VBHNE5","canonical_record":{"source":{"id":"1411.3775","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2014-11-14T02:00:10Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"13ac58b39939da619be0c4cb6fd947f7f177686466d95da61c2f57e3b61e38ac","abstract_canon_sha256":"79ed628e161bcd6c1e3d64072d619b81ea914e108789d779bf5d0feb4e15d590"},"schema_version":"1.0"},"canonical_sha256":"6fea13b49d67cfa17f661e96037bd2aa67f3b08add275a82f9bd905ee39a1508","source":{"kind":"arxiv","id":"1411.3775","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.3775","created_at":"2026-05-18T01:41:30Z"},{"alias_kind":"arxiv_version","alias_value":"1411.3775v1","created_at":"2026-05-18T01:41:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.3775","created_at":"2026-05-18T01:41:30Z"},{"alias_kind":"pith_short_12","alias_value":"N7VBHNE5M7H2","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_16","alias_value":"N7VBHNE5M7H2C73G","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_8","alias_value":"N7VBHNE5","created_at":"2026-05-18T12:28:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:N7VBHNE5M7H2C73GD2LAG66SVJ","target":"record","payload":{"canonical_record":{"source":{"id":"1411.3775","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2014-11-14T02:00:10Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"13ac58b39939da619be0c4cb6fd947f7f177686466d95da61c2f57e3b61e38ac","abstract_canon_sha256":"79ed628e161bcd6c1e3d64072d619b81ea914e108789d779bf5d0feb4e15d590"},"schema_version":"1.0"},"canonical_sha256":"6fea13b49d67cfa17f661e96037bd2aa67f3b08add275a82f9bd905ee39a1508","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:30.570282Z","signature_b64":"IVjPkh82wf1YDaCa6U6XSF6Je2g654MTZGkkFgEI9mB4BX7AhGPP2NX44oH2GF1vmk9o2CIooTz0NorTaB6TBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6fea13b49d67cfa17f661e96037bd2aa67f3b08add275a82f9bd905ee39a1508","last_reissued_at":"2026-05-18T01:41:30.569678Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:30.569678Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.3775","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":"2026-05-18T01:41:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hkKuV0Ozi3pT1cY3TlnQb12cc0pHUsqT7r1X7d1lilB+kWZSZ0mIF3EBrDWqki4SnnwBi35qEmGmLccY3a4GCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T16:10:27.055227Z"},"content_sha256":"c9742d59b48dc4adba62a3cf0ba0f9631412b97212cdcba3f240d0e17fc18c5e","schema_version":"1.0","event_id":"sha256:c9742d59b48dc4adba62a3cf0ba0f9631412b97212cdcba3f240d0e17fc18c5e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:N7VBHNE5M7H2C73GD2LAG66SVJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Absorption-Ablation-Excitation Mechanisms of Laser-Cluster Interactions in a Nanoaerosol System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"physics.atm-clus","authors_text":"Marshall B. Long, Shuiqing Li, Stephen D. Tse, Yihua Ren, Yiyang Zhang","submitted_at":"2014-11-14T02:00:10Z","abstract_excerpt":"The absorption-ablation-excitation mechanism in laser-cluster interactions is investigated by measuring Rayleigh scattering of aerosol clusters along with atomic emission from phase-selective laser-induced breakdown spectroscopy (PS-LIBS). As the excitation laser intensity is increased beyond 0.16GW/cm2, the scattering cross-section of TiO_2 clusters begins to decrease, concurrent with the onset of atomic emission of Ti, indicating a scattering-to-ablation transition and the formation of nanoplasmas. To better clarify the process, time-resolved measurements of scattering signals are examined f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.3775","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":"2026-05-18T01:41:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N8Z5liz0jTFHnq2xCJiO153c3XZ8p8vyR+BE2f8dlUp2E7h1NMloXk5a4hgm3jjKPZzLbjz1Zoa9lMIt11CyCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T16:10:27.055680Z"},"content_sha256":"eab01a601c983e2343bd6db67a5f7189711cfe4a244827ee1c34e1b1b146c053","schema_version":"1.0","event_id":"sha256:eab01a601c983e2343bd6db67a5f7189711cfe4a244827ee1c34e1b1b146c053"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N7VBHNE5M7H2C73GD2LAG66SVJ/bundle.json","state_url":"https://pith.science/pith/N7VBHNE5M7H2C73GD2LAG66SVJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N7VBHNE5M7H2C73GD2LAG66SVJ/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":"2026-08-23T16:10:27Z","links":{"resolver":"https://pith.science/pith/N7VBHNE5M7H2C73GD2LAG66SVJ","bundle":"https://pith.science/pith/N7VBHNE5M7H2C73GD2LAG66SVJ/bundle.json","state":"https://pith.science/pith/N7VBHNE5M7H2C73GD2LAG66SVJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N7VBHNE5M7H2C73GD2LAG66SVJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:N7VBHNE5M7H2C73GD2LAG66SVJ","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":"79ed628e161bcd6c1e3d64072d619b81ea914e108789d779bf5d0feb4e15d590","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2014-11-14T02:00:10Z","title_canon_sha256":"13ac58b39939da619be0c4cb6fd947f7f177686466d95da61c2f57e3b61e38ac"},"schema_version":"1.0","source":{"id":"1411.3775","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.3775","created_at":"2026-05-18T01:41:30Z"},{"alias_kind":"arxiv_version","alias_value":"1411.3775v1","created_at":"2026-05-18T01:41:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.3775","created_at":"2026-05-18T01:41:30Z"},{"alias_kind":"pith_short_12","alias_value":"N7VBHNE5M7H2","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_16","alias_value":"N7VBHNE5M7H2C73G","created_at":"2026-05-18T12:28:41Z"},{"alias_kind":"pith_short_8","alias_value":"N7VBHNE5","created_at":"2026-05-18T12:28:41Z"}],"graph_snapshots":[{"event_id":"sha256:eab01a601c983e2343bd6db67a5f7189711cfe4a244827ee1c34e1b1b146c053","target":"graph","created_at":"2026-05-18T01:41:30Z","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":"The absorption-ablation-excitation mechanism in laser-cluster interactions is investigated by measuring Rayleigh scattering of aerosol clusters along with atomic emission from phase-selective laser-induced breakdown spectroscopy (PS-LIBS). As the excitation laser intensity is increased beyond 0.16GW/cm2, the scattering cross-section of TiO_2 clusters begins to decrease, concurrent with the onset of atomic emission of Ti, indicating a scattering-to-ablation transition and the formation of nanoplasmas. To better clarify the process, time-resolved measurements of scattering signals are examined f","authors_text":"Marshall B. Long, Shuiqing Li, Stephen D. Tse, Yihua Ren, Yiyang Zhang","cross_cats":["physics.optics"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2014-11-14T02:00:10Z","title":"Absorption-Ablation-Excitation Mechanisms of Laser-Cluster Interactions in a Nanoaerosol System"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.3775","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:c9742d59b48dc4adba62a3cf0ba0f9631412b97212cdcba3f240d0e17fc18c5e","target":"record","created_at":"2026-05-18T01:41:30Z","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":"79ed628e161bcd6c1e3d64072d619b81ea914e108789d779bf5d0feb4e15d590","cross_cats_sorted":["physics.optics"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2014-11-14T02:00:10Z","title_canon_sha256":"13ac58b39939da619be0c4cb6fd947f7f177686466d95da61c2f57e3b61e38ac"},"schema_version":"1.0","source":{"id":"1411.3775","kind":"arxiv","version":1}},"canonical_sha256":"6fea13b49d67cfa17f661e96037bd2aa67f3b08add275a82f9bd905ee39a1508","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6fea13b49d67cfa17f661e96037bd2aa67f3b08add275a82f9bd905ee39a1508","first_computed_at":"2026-05-18T01:41:30.569678Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:41:30.569678Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IVjPkh82wf1YDaCa6U6XSF6Je2g654MTZGkkFgEI9mB4BX7AhGPP2NX44oH2GF1vmk9o2CIooTz0NorTaB6TBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:41:30.570282Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.3775","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c9742d59b48dc4adba62a3cf0ba0f9631412b97212cdcba3f240d0e17fc18c5e","sha256:eab01a601c983e2343bd6db67a5f7189711cfe4a244827ee1c34e1b1b146c053"],"state_sha256":"974e067a8af62d0c6c075b0b13121050687ae77435e11eddbbe540835d72ce85"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XmbbViQAxZXddeZgIxLkjwVKfZjnnEnO3ZXrv7Jf3EpO9zwNIVvKS+wIRoC84SHS+BM1hoXBlPAa0qVM2A6MBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T16:10:27.059635Z","bundle_sha256":"ac713736ac0b92bef5d902f831d1827c8b73acbb73989a20914789bc46b70949"}}