{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:2HHKITIKIDXUUKXNSWTR4RQZF2","short_pith_number":"pith:2HHKITIK","canonical_record":{"source":{"id":"1608.07245","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-08-24T17:28:54Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"434e10f6166513bc33b7995f359713e48355cefa757d267535064fe37e0e0425","abstract_canon_sha256":"ac97926c004467e2f7b959b26012cc21cd57bd0dbbf1f1d4a3e294bbc90e63a3"},"schema_version":"1.0"},"canonical_sha256":"d1cea44d0a40ef4a2aed95a71e46192e9d011e2a357f7120ba2bb70bc3464d5a","source":{"kind":"arxiv","id":"1608.07245","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.07245","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"arxiv_version","alias_value":"1608.07245v1","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.07245","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"pith_short_12","alias_value":"2HHKITIKIDXU","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"2HHKITIKIDXUUKXN","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"2HHKITIK","created_at":"2026-05-18T12:29:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:2HHKITIKIDXUUKXNSWTR4RQZF2","target":"record","payload":{"canonical_record":{"source":{"id":"1608.07245","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-08-24T17:28:54Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"434e10f6166513bc33b7995f359713e48355cefa757d267535064fe37e0e0425","abstract_canon_sha256":"ac97926c004467e2f7b959b26012cc21cd57bd0dbbf1f1d4a3e294bbc90e63a3"},"schema_version":"1.0"},"canonical_sha256":"d1cea44d0a40ef4a2aed95a71e46192e9d011e2a357f7120ba2bb70bc3464d5a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:54.467201Z","signature_b64":"IgNfRk71PU5xXnFrMr5lL186hWmP8Rd/WWezN7qY0ZwTkhsPPIB9DtRGwVZEPLQv7vdfk0lpzkKlgQa5av7FDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d1cea44d0a40ef4a2aed95a71e46192e9d011e2a357f7120ba2bb70bc3464d5a","last_reissued_at":"2026-05-18T01:07:54.466522Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:54.466522Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.07245","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":"2026-05-18T01:07:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OGWu8pkrjsRpBzSRS5y2+3VmL2T2SXnC4LMcI6KE5NUKeV03fJbO0Smw8U/NgwRZ6HQdq+KbioOrsuE0otD8DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T00:25:44.369562Z"},"content_sha256":"562d42be68ee835dc647a925d890bfa1db384a31526bf10014e4f60a9e6c45c6","schema_version":"1.0","event_id":"sha256:562d42be68ee835dc647a925d890bfa1db384a31526bf10014e4f60a9e6c45c6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:2HHKITIKIDXUUKXNSWTR4RQZF2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"One-step Patterning of Sub-wavelength Plasmonic Gratings in Metal-Polymer Composites","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.optics","authors_text":"Arun Jaiswal, Govind Ummethala, Raghvendra P Chaudhary, Shobha Shukla, Sumit Saxena, Suyog R Hawal","submitted_at":"2016-08-24T17:28:54Z","abstract_excerpt":"2D and 3D micro/nano fabrication based on two-photon polymerization (TPP) has emerged as a strong contender for additive manufacturing for wide variety of applications. In this manuscript we report one step patterning of structurally stable, subwavelength 2D and 3D gold nanostructures using femto-second laser by incorporating single photon photoinitiator only in pure and metal precursor doped polymers. The metal polymer composite nanostructures are written directly by in-situ reduction of gold precursor within the photoresist using femto-second laser irradiation. The photo-initiator triggers t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.07245","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":"2026-05-18T01:07:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K6LyHdMQk/1J1FNVolaf+hxVmGRvyxMGJ/y/6kveGZK4WzBv/kL6vcLHWxUdUDe6nSkQUB9VwVplXgsVZBgBDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T00:25:44.370183Z"},"content_sha256":"b445e1dc1b02aced9092c5985e76b2e3c936fc028ce430b47545379d5e7954aa","schema_version":"1.0","event_id":"sha256:b445e1dc1b02aced9092c5985e76b2e3c936fc028ce430b47545379d5e7954aa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2HHKITIKIDXUUKXNSWTR4RQZF2/bundle.json","state_url":"https://pith.science/pith/2HHKITIKIDXUUKXNSWTR4RQZF2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2HHKITIKIDXUUKXNSWTR4RQZF2/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":"2026-06-11T00:25:44Z","links":{"resolver":"https://pith.science/pith/2HHKITIKIDXUUKXNSWTR4RQZF2","bundle":"https://pith.science/pith/2HHKITIKIDXUUKXNSWTR4RQZF2/bundle.json","state":"https://pith.science/pith/2HHKITIKIDXUUKXNSWTR4RQZF2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2HHKITIKIDXUUKXNSWTR4RQZF2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:2HHKITIKIDXUUKXNSWTR4RQZF2","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":"ac97926c004467e2f7b959b26012cc21cd57bd0dbbf1f1d4a3e294bbc90e63a3","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-08-24T17:28:54Z","title_canon_sha256":"434e10f6166513bc33b7995f359713e48355cefa757d267535064fe37e0e0425"},"schema_version":"1.0","source":{"id":"1608.07245","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.07245","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"arxiv_version","alias_value":"1608.07245v1","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.07245","created_at":"2026-05-18T01:07:54Z"},{"alias_kind":"pith_short_12","alias_value":"2HHKITIKIDXU","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"2HHKITIKIDXUUKXN","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"2HHKITIK","created_at":"2026-05-18T12:29:55Z"}],"graph_snapshots":[{"event_id":"sha256:b445e1dc1b02aced9092c5985e76b2e3c936fc028ce430b47545379d5e7954aa","target":"graph","created_at":"2026-05-18T01:07:54Z","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":"2D and 3D micro/nano fabrication based on two-photon polymerization (TPP) has emerged as a strong contender for additive manufacturing for wide variety of applications. In this manuscript we report one step patterning of structurally stable, subwavelength 2D and 3D gold nanostructures using femto-second laser by incorporating single photon photoinitiator only in pure and metal precursor doped polymers. The metal polymer composite nanostructures are written directly by in-situ reduction of gold precursor within the photoresist using femto-second laser irradiation. The photo-initiator triggers t","authors_text":"Arun Jaiswal, Govind Ummethala, Raghvendra P Chaudhary, Shobha Shukla, Sumit Saxena, Suyog R Hawal","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-08-24T17:28:54Z","title":"One-step Patterning of Sub-wavelength Plasmonic Gratings in Metal-Polymer Composites"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.07245","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":"sha256:562d42be68ee835dc647a925d890bfa1db384a31526bf10014e4f60a9e6c45c6","target":"record","created_at":"2026-05-18T01:07:54Z","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":"ac97926c004467e2f7b959b26012cc21cd57bd0dbbf1f1d4a3e294bbc90e63a3","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-08-24T17:28:54Z","title_canon_sha256":"434e10f6166513bc33b7995f359713e48355cefa757d267535064fe37e0e0425"},"schema_version":"1.0","source":{"id":"1608.07245","kind":"arxiv","version":1}},"canonical_sha256":"d1cea44d0a40ef4a2aed95a71e46192e9d011e2a357f7120ba2bb70bc3464d5a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d1cea44d0a40ef4a2aed95a71e46192e9d011e2a357f7120ba2bb70bc3464d5a","first_computed_at":"2026-05-18T01:07:54.466522Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:07:54.466522Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IgNfRk71PU5xXnFrMr5lL186hWmP8Rd/WWezN7qY0ZwTkhsPPIB9DtRGwVZEPLQv7vdfk0lpzkKlgQa5av7FDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:07:54.467201Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.07245","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:562d42be68ee835dc647a925d890bfa1db384a31526bf10014e4f60a9e6c45c6","sha256:b445e1dc1b02aced9092c5985e76b2e3c936fc028ce430b47545379d5e7954aa"],"state_sha256":"399f413e84852ae0b987cd1b9e7ff45bb1517ff59ef476eece36c0fab7fc071c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fWaDbqteSQO99alqGkjhRl4xPqpXBhLXac3qi3yCvi0RlmP/iMpVccUyUUi7b8RZKRql+EXDhdT76G78/IKGBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T00:25:44.378303Z","bundle_sha256":"32157473d4262d47f12851e76c1aacd5be221d3dbe3c66416270c1b52162bd69"}}