{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:BL75TG3JFYZ2PP5N7CNMG6BKYL","short_pith_number":"pith:BL75TG3J","canonical_record":{"source":{"id":"1603.02550","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-03-08T15:33:35Z","cross_cats_sorted":[],"title_canon_sha256":"84490fe6c46c1bd2380a9f50fb85b832949857c16e5c3843568cc3264ecb184a","abstract_canon_sha256":"2e1e125924c02484c0ecd0fcd1fb831825b117adacd248fb2e7d0bee19c061bb"},"schema_version":"1.0"},"canonical_sha256":"0affd99b692e33a7bfadf89ac3782ac2c6a059d8e1010156a244d338932cc890","source":{"kind":"arxiv","id":"1603.02550","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.02550","created_at":"2026-05-18T01:19:22Z"},{"alias_kind":"arxiv_version","alias_value":"1603.02550v1","created_at":"2026-05-18T01:19:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.02550","created_at":"2026-05-18T01:19:22Z"},{"alias_kind":"pith_short_12","alias_value":"BL75TG3JFYZ2","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"BL75TG3JFYZ2PP5N","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"BL75TG3J","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:BL75TG3JFYZ2PP5N7CNMG6BKYL","target":"record","payload":{"canonical_record":{"source":{"id":"1603.02550","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-03-08T15:33:35Z","cross_cats_sorted":[],"title_canon_sha256":"84490fe6c46c1bd2380a9f50fb85b832949857c16e5c3843568cc3264ecb184a","abstract_canon_sha256":"2e1e125924c02484c0ecd0fcd1fb831825b117adacd248fb2e7d0bee19c061bb"},"schema_version":"1.0"},"canonical_sha256":"0affd99b692e33a7bfadf89ac3782ac2c6a059d8e1010156a244d338932cc890","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:19:22.931055Z","signature_b64":"wcG67gI0n6TxUKPI1AMFDCQJsVq/FoS+wL8/ERblelhQtk0ohEyjS4IN0d9EdPipQ7TsB53MTrCqWyNNKRYaBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0affd99b692e33a7bfadf89ac3782ac2c6a059d8e1010156a244d338932cc890","last_reissued_at":"2026-05-18T01:19:22.930454Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:19:22.930454Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.02550","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":"2026-05-18T01:19:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F9NhWRW3i6QKuV/yVaicyfEgPOGqAI5mOTNQ3K7k1CRlWYEW9ziuN3sMf0FSxS1xS589axQ4wk30ACDIJSi8Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T06:36:33.532079Z"},"content_sha256":"3f95746253968c8d889ae796570d8a1bec33bbb6fe824d2a77a86c1e40b70f4c","schema_version":"1.0","event_id":"sha256:3f95746253968c8d889ae796570d8a1bec33bbb6fe824d2a77a86c1e40b70f4c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:BL75TG3JFYZ2PP5N7CNMG6BKYL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"From dots to stripes to sheets - Shape control of lead sulfide nanostructures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Angelique Rieckmann, Christian Klinke, Christian Strelow, Mohammad Mehdi Ramin Moayed, Thomas Bielewicz, Vera Lebedeva","submitted_at":"2016-03-08T15:33:35Z","abstract_excerpt":"Controlling anisotropy in nanostructures is a challenging but rewarding task since confinement in one or more dimensions influences the physical and chemical properties of the items decisively. In particular, semiconducting nanostructures can be tailored to gain optimized properties to work as transistors or absorber material in solar cells. We demonstrate that the shape of colloidal lead sulfide nanostructures can be tuned from spheres to stripes to sheets by means of the precursor concentrations, the concentration of a chloroalkane co-ligand and the synthesis temperature. All final structure"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.02550","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":"2026-05-18T01:19:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sLffaRZoTHx5I17ERJjv+gR+wkktApnsHX17I5zaNHnqJpgA71zNaAasdJvLbLijd9F3Pd9bZk6sMrfLwrIwAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T06:36:33.532839Z"},"content_sha256":"d231d22d2d4afc2585d9786575d058d02dd42336a8b871d7eded51f642f0dc89","schema_version":"1.0","event_id":"sha256:d231d22d2d4afc2585d9786575d058d02dd42336a8b871d7eded51f642f0dc89"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BL75TG3JFYZ2PP5N7CNMG6BKYL/bundle.json","state_url":"https://pith.science/pith/BL75TG3JFYZ2PP5N7CNMG6BKYL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BL75TG3JFYZ2PP5N7CNMG6BKYL/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":"2026-06-02T06:36:33Z","links":{"resolver":"https://pith.science/pith/BL75TG3JFYZ2PP5N7CNMG6BKYL","bundle":"https://pith.science/pith/BL75TG3JFYZ2PP5N7CNMG6BKYL/bundle.json","state":"https://pith.science/pith/BL75TG3JFYZ2PP5N7CNMG6BKYL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BL75TG3JFYZ2PP5N7CNMG6BKYL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:BL75TG3JFYZ2PP5N7CNMG6BKYL","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":"2e1e125924c02484c0ecd0fcd1fb831825b117adacd248fb2e7d0bee19c061bb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-03-08T15:33:35Z","title_canon_sha256":"84490fe6c46c1bd2380a9f50fb85b832949857c16e5c3843568cc3264ecb184a"},"schema_version":"1.0","source":{"id":"1603.02550","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.02550","created_at":"2026-05-18T01:19:22Z"},{"alias_kind":"arxiv_version","alias_value":"1603.02550v1","created_at":"2026-05-18T01:19:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.02550","created_at":"2026-05-18T01:19:22Z"},{"alias_kind":"pith_short_12","alias_value":"BL75TG3JFYZ2","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"BL75TG3JFYZ2PP5N","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"BL75TG3J","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:d231d22d2d4afc2585d9786575d058d02dd42336a8b871d7eded51f642f0dc89","target":"graph","created_at":"2026-05-18T01:19:22Z","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":"Controlling anisotropy in nanostructures is a challenging but rewarding task since confinement in one or more dimensions influences the physical and chemical properties of the items decisively. In particular, semiconducting nanostructures can be tailored to gain optimized properties to work as transistors or absorber material in solar cells. We demonstrate that the shape of colloidal lead sulfide nanostructures can be tuned from spheres to stripes to sheets by means of the precursor concentrations, the concentration of a chloroalkane co-ligand and the synthesis temperature. All final structure","authors_text":"Angelique Rieckmann, Christian Klinke, Christian Strelow, Mohammad Mehdi Ramin Moayed, Thomas Bielewicz, Vera Lebedeva","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-03-08T15:33:35Z","title":"From dots to stripes to sheets - Shape control of lead sulfide nanostructures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.02550","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":"sha256:3f95746253968c8d889ae796570d8a1bec33bbb6fe824d2a77a86c1e40b70f4c","target":"record","created_at":"2026-05-18T01:19:22Z","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":"2e1e125924c02484c0ecd0fcd1fb831825b117adacd248fb2e7d0bee19c061bb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2016-03-08T15:33:35Z","title_canon_sha256":"84490fe6c46c1bd2380a9f50fb85b832949857c16e5c3843568cc3264ecb184a"},"schema_version":"1.0","source":{"id":"1603.02550","kind":"arxiv","version":1}},"canonical_sha256":"0affd99b692e33a7bfadf89ac3782ac2c6a059d8e1010156a244d338932cc890","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0affd99b692e33a7bfadf89ac3782ac2c6a059d8e1010156a244d338932cc890","first_computed_at":"2026-05-18T01:19:22.930454Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:19:22.930454Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wcG67gI0n6TxUKPI1AMFDCQJsVq/FoS+wL8/ERblelhQtk0ohEyjS4IN0d9EdPipQ7TsB53MTrCqWyNNKRYaBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:19:22.931055Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.02550","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3f95746253968c8d889ae796570d8a1bec33bbb6fe824d2a77a86c1e40b70f4c","sha256:d231d22d2d4afc2585d9786575d058d02dd42336a8b871d7eded51f642f0dc89"],"state_sha256":"86c4ebf24c16f52d7fe7b709999a7f91d45d25b8bd01320f8c7ba8157c7ce452"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ok+CSmce/X5qyE50TbfrzlAjuXjnAp18srFmEyB2ZunJw5csmzNRWM5HF1yU0j3NRigQIxz/563q8YK6r0sOBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T06:36:33.535682Z","bundle_sha256":"0f75d83e4db14e1332b2be7f066567c8deb9806603bd558317762b644ed7181d"}}