{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:YY6KPZPOVZTT6BSJV2CM52YH7V","short_pith_number":"pith:YY6KPZPO","canonical_record":{"source":{"id":"1709.02235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-08-29T16:23:43Z","cross_cats_sorted":[],"title_canon_sha256":"2e3e4bbff6bbf7bb4049c5d43f3c4f4576f2dd96ad798e1afefe6a1ee5770717","abstract_canon_sha256":"8a5b0cdb5a9b738f1d9def98ae7de4137f6d40183efd0a2ea6fef793503ce06a"},"schema_version":"1.0"},"canonical_sha256":"c63ca7e5eeae673f0649ae84ceeb07fd6675d7439dda776ee4f3f4fcb2d30637","source":{"kind":"arxiv","id":"1709.02235","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.02235","created_at":"2026-05-18T00:35:49Z"},{"alias_kind":"arxiv_version","alias_value":"1709.02235v1","created_at":"2026-05-18T00:35:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.02235","created_at":"2026-05-18T00:35:49Z"},{"alias_kind":"pith_short_12","alias_value":"YY6KPZPOVZTT","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"YY6KPZPOVZTT6BSJ","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"YY6KPZPO","created_at":"2026-05-18T12:31:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:YY6KPZPOVZTT6BSJV2CM52YH7V","target":"record","payload":{"canonical_record":{"source":{"id":"1709.02235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-08-29T16:23:43Z","cross_cats_sorted":[],"title_canon_sha256":"2e3e4bbff6bbf7bb4049c5d43f3c4f4576f2dd96ad798e1afefe6a1ee5770717","abstract_canon_sha256":"8a5b0cdb5a9b738f1d9def98ae7de4137f6d40183efd0a2ea6fef793503ce06a"},"schema_version":"1.0"},"canonical_sha256":"c63ca7e5eeae673f0649ae84ceeb07fd6675d7439dda776ee4f3f4fcb2d30637","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:35:49.779931Z","signature_b64":"Cgt7MeH0W8y8MWqIORWTMnTgZ9FNqT4IZRZYzXkHQdveCQ2SIIpkPFJg2NW3i0rucneTog5J4ibfo1gyDPi4Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c63ca7e5eeae673f0649ae84ceeb07fd6675d7439dda776ee4f3f4fcb2d30637","last_reissued_at":"2026-05-18T00:35:49.779209Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:35:49.779209Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.02235","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":"2026-05-18T00:35:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RbLobSoRqP7brWvLN2rENQ+LddrHCXaTsp4nas+RD9mst9LoMEO4YXq2TuaaF7LLC8QluBTxxQ/7wkaE7ceCBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T17:15:53.620262Z"},"content_sha256":"180009c0f9f48150ed442d48ad6ef3576caa4f16f2fbd275c4bfa4850780d329","schema_version":"1.0","event_id":"sha256:180009c0f9f48150ed442d48ad6ef3576caa4f16f2fbd275c4bfa4850780d329"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:YY6KPZPOVZTT6BSJV2CM52YH7V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Sparsity-Based Super Resolution for SEM Images","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Idan Kaizerman, Mordechai Segev, Or Dicker, Shahar Tsiper, Yonina C. Eldar, Zeev Zohar","submitted_at":"2017-08-29T16:23:43Z","abstract_excerpt":"The scanning electron microscope (SEM) produces an image of a sample by scanning it with a focused beam of electrons. The electrons interact with the atoms in the sample, which emit secondary electrons that contain information about the surface topography and composition. The sample is scanned by the electron beam point by point, until an image of the surface is formed. Since its invention in 1942, SEMs have become paramount in the discovery and understanding of the nanometer world, and today it is extensively used for both research and in industry. In principle, SEMs can achieve resolution be"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.02235","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":"2026-05-18T00:35:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZpdKG8rw+MpxZkEQqZOCVHp4Vl2vdHZWWHNxrgIKbnPk+nEDgmdJG/gZnFPreEU8qeWm2xWcob8QQXG688EqAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T17:15:53.620966Z"},"content_sha256":"1560a798f17044301120fad793a85ebe1d549368f340945a99f9cd3bdf9d048f","schema_version":"1.0","event_id":"sha256:1560a798f17044301120fad793a85ebe1d549368f340945a99f9cd3bdf9d048f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YY6KPZPOVZTT6BSJV2CM52YH7V/bundle.json","state_url":"https://pith.science/pith/YY6KPZPOVZTT6BSJV2CM52YH7V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YY6KPZPOVZTT6BSJV2CM52YH7V/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":"2026-05-25T17:15:53Z","links":{"resolver":"https://pith.science/pith/YY6KPZPOVZTT6BSJV2CM52YH7V","bundle":"https://pith.science/pith/YY6KPZPOVZTT6BSJV2CM52YH7V/bundle.json","state":"https://pith.science/pith/YY6KPZPOVZTT6BSJV2CM52YH7V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YY6KPZPOVZTT6BSJV2CM52YH7V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:YY6KPZPOVZTT6BSJV2CM52YH7V","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":"8a5b0cdb5a9b738f1d9def98ae7de4137f6d40183efd0a2ea6fef793503ce06a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-08-29T16:23:43Z","title_canon_sha256":"2e3e4bbff6bbf7bb4049c5d43f3c4f4576f2dd96ad798e1afefe6a1ee5770717"},"schema_version":"1.0","source":{"id":"1709.02235","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.02235","created_at":"2026-05-18T00:35:49Z"},{"alias_kind":"arxiv_version","alias_value":"1709.02235v1","created_at":"2026-05-18T00:35:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.02235","created_at":"2026-05-18T00:35:49Z"},{"alias_kind":"pith_short_12","alias_value":"YY6KPZPOVZTT","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"YY6KPZPOVZTT6BSJ","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"YY6KPZPO","created_at":"2026-05-18T12:31:59Z"}],"graph_snapshots":[{"event_id":"sha256:1560a798f17044301120fad793a85ebe1d549368f340945a99f9cd3bdf9d048f","target":"graph","created_at":"2026-05-18T00:35:49Z","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 scanning electron microscope (SEM) produces an image of a sample by scanning it with a focused beam of electrons. The electrons interact with the atoms in the sample, which emit secondary electrons that contain information about the surface topography and composition. The sample is scanned by the electron beam point by point, until an image of the surface is formed. Since its invention in 1942, SEMs have become paramount in the discovery and understanding of the nanometer world, and today it is extensively used for both research and in industry. In principle, SEMs can achieve resolution be","authors_text":"Idan Kaizerman, Mordechai Segev, Or Dicker, Shahar Tsiper, Yonina C. Eldar, Zeev Zohar","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-08-29T16:23:43Z","title":"Sparsity-Based Super Resolution for SEM Images"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.02235","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":"sha256:180009c0f9f48150ed442d48ad6ef3576caa4f16f2fbd275c4bfa4850780d329","target":"record","created_at":"2026-05-18T00:35:49Z","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":"8a5b0cdb5a9b738f1d9def98ae7de4137f6d40183efd0a2ea6fef793503ce06a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-08-29T16:23:43Z","title_canon_sha256":"2e3e4bbff6bbf7bb4049c5d43f3c4f4576f2dd96ad798e1afefe6a1ee5770717"},"schema_version":"1.0","source":{"id":"1709.02235","kind":"arxiv","version":1}},"canonical_sha256":"c63ca7e5eeae673f0649ae84ceeb07fd6675d7439dda776ee4f3f4fcb2d30637","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c63ca7e5eeae673f0649ae84ceeb07fd6675d7439dda776ee4f3f4fcb2d30637","first_computed_at":"2026-05-18T00:35:49.779209Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:35:49.779209Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Cgt7MeH0W8y8MWqIORWTMnTgZ9FNqT4IZRZYzXkHQdveCQ2SIIpkPFJg2NW3i0rucneTog5J4ibfo1gyDPi4Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:35:49.779931Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.02235","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:180009c0f9f48150ed442d48ad6ef3576caa4f16f2fbd275c4bfa4850780d329","sha256:1560a798f17044301120fad793a85ebe1d549368f340945a99f9cd3bdf9d048f"],"state_sha256":"73518121f4e54332e31d3a3ae4fa5fc3eedf062ebe5f4e68a4abe01915c545f8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D6TbcwsoQWBFhE/QTkMF6oIXVwKLJL2MkJsUx1GNGW+A5TW/ud6P2vVauownVv8gvxnOED3ablakJVxlt9h9AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T17:15:53.624277Z","bundle_sha256":"eaa93ee1237eb4fb8ff490e7125db8265c2c7c0d8f282d3cecee5bdf5165a1f5"}}