{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:CSGDX45SRGBH4YO7CGU7TIA4IS","short_pith_number":"pith:CSGDX45S","canonical_record":{"source":{"id":"1507.04908","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2015-07-17T10:34:23Z","cross_cats_sorted":["cs.CL"],"title_canon_sha256":"c70d93225a30784701cdac8bd42c18d5589ff22c526d1d99b8bdf843673048b7","abstract_canon_sha256":"e3b8119b9911d43f5b3841221c9f61f178d1722c7d57aad4c4b8251b793fe0c6"},"schema_version":"1.0"},"canonical_sha256":"148c3bf3b289827e61df11a9f9a01c4499b5c508554c6f2f548968e732add35b","source":{"kind":"arxiv","id":"1507.04908","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.04908","created_at":"2026-05-18T01:34:32Z"},{"alias_kind":"arxiv_version","alias_value":"1507.04908v1","created_at":"2026-05-18T01:34:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.04908","created_at":"2026-05-18T01:34:32Z"},{"alias_kind":"pith_short_12","alias_value":"CSGDX45SRGBH","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"CSGDX45SRGBH4YO7","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"CSGDX45S","created_at":"2026-05-18T12:29:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:CSGDX45SRGBH4YO7CGU7TIA4IS","target":"record","payload":{"canonical_record":{"source":{"id":"1507.04908","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2015-07-17T10:34:23Z","cross_cats_sorted":["cs.CL"],"title_canon_sha256":"c70d93225a30784701cdac8bd42c18d5589ff22c526d1d99b8bdf843673048b7","abstract_canon_sha256":"e3b8119b9911d43f5b3841221c9f61f178d1722c7d57aad4c4b8251b793fe0c6"},"schema_version":"1.0"},"canonical_sha256":"148c3bf3b289827e61df11a9f9a01c4499b5c508554c6f2f548968e732add35b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:34:32.758903Z","signature_b64":"0PrUxs2lk9xF72D/y3FSwb+FbFBOiX4wOTglU5WxCeIXMxs31OJ+uNGtjjHm8v/BawURh5/zs5g3a8pKdDHODA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"148c3bf3b289827e61df11a9f9a01c4499b5c508554c6f2f548968e732add35b","last_reissued_at":"2026-05-18T01:34:32.758293Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:34:32.758293Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.04908","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":"2026-05-18T01:34:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TboHtGEdgO+s0ElFSgdLB4HnvV7CLVtvsIC18rEhqOwoQSXKkKVAbzfOf2Wy2XucJdUGh5pV5OO0Bxow1dJaCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T10:23:04.380899Z"},"content_sha256":"8df653fd83fc524a411edecf586c416d8e40d43f962f64fd1e244e85fbff9fb8","schema_version":"1.0","event_id":"sha256:8df653fd83fc524a411edecf586c416d8e40d43f962f64fd1e244e85fbff9fb8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:CSGDX45SRGBH4YO7CGU7TIA4IS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Analysis of the South Slavic Scripts by Run-Length Features of the Image Texture","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CL"],"primary_cat":"cs.CV","authors_text":"Alessia Amelio, Darko Brodic, Zoran N. Milivojevic","submitted_at":"2015-07-17T10:34:23Z","abstract_excerpt":"The paper proposes an algorithm for the script recognition based on the texture characteristics. The image texture is achieved by coding each letter with the equivalent script type (number code) according to its position in the text line. Each code is transformed into equivalent gray level pixel creating an 1-D image. Then, the image texture is subjected to the run-length analysis. This analysis extracts the run-length features, which are classified to make a distinction between the scripts under consideration. In the experiment, a custom oriented database is subject to the proposed algorithm."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.04908","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":"2026-05-18T01:34:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O4DHMYobtV4w1DS9dCeZ2MyJWJqHU9TP7yE0bkMKrPyLIg1eCHdZt643rD4ZsZu5zLEk1IeUPGUO3GCh393+BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T10:23:04.381526Z"},"content_sha256":"774db3f95c30d85cd8935de0e7ab9fe24c4b3aae0809185643c9f7a3a58cf7c1","schema_version":"1.0","event_id":"sha256:774db3f95c30d85cd8935de0e7ab9fe24c4b3aae0809185643c9f7a3a58cf7c1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CSGDX45SRGBH4YO7CGU7TIA4IS/bundle.json","state_url":"https://pith.science/pith/CSGDX45SRGBH4YO7CGU7TIA4IS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CSGDX45SRGBH4YO7CGU7TIA4IS/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":"2026-05-24T10:23:04Z","links":{"resolver":"https://pith.science/pith/CSGDX45SRGBH4YO7CGU7TIA4IS","bundle":"https://pith.science/pith/CSGDX45SRGBH4YO7CGU7TIA4IS/bundle.json","state":"https://pith.science/pith/CSGDX45SRGBH4YO7CGU7TIA4IS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CSGDX45SRGBH4YO7CGU7TIA4IS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:CSGDX45SRGBH4YO7CGU7TIA4IS","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":"e3b8119b9911d43f5b3841221c9f61f178d1722c7d57aad4c4b8251b793fe0c6","cross_cats_sorted":["cs.CL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2015-07-17T10:34:23Z","title_canon_sha256":"c70d93225a30784701cdac8bd42c18d5589ff22c526d1d99b8bdf843673048b7"},"schema_version":"1.0","source":{"id":"1507.04908","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.04908","created_at":"2026-05-18T01:34:32Z"},{"alias_kind":"arxiv_version","alias_value":"1507.04908v1","created_at":"2026-05-18T01:34:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.04908","created_at":"2026-05-18T01:34:32Z"},{"alias_kind":"pith_short_12","alias_value":"CSGDX45SRGBH","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"CSGDX45SRGBH4YO7","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"CSGDX45S","created_at":"2026-05-18T12:29:17Z"}],"graph_snapshots":[{"event_id":"sha256:774db3f95c30d85cd8935de0e7ab9fe24c4b3aae0809185643c9f7a3a58cf7c1","target":"graph","created_at":"2026-05-18T01:34:32Z","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 paper proposes an algorithm for the script recognition based on the texture characteristics. The image texture is achieved by coding each letter with the equivalent script type (number code) according to its position in the text line. Each code is transformed into equivalent gray level pixel creating an 1-D image. Then, the image texture is subjected to the run-length analysis. This analysis extracts the run-length features, which are classified to make a distinction between the scripts under consideration. In the experiment, a custom oriented database is subject to the proposed algorithm.","authors_text":"Alessia Amelio, Darko Brodic, Zoran N. Milivojevic","cross_cats":["cs.CL"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2015-07-17T10:34:23Z","title":"Analysis of the South Slavic Scripts by Run-Length Features of the Image Texture"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.04908","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":"sha256:8df653fd83fc524a411edecf586c416d8e40d43f962f64fd1e244e85fbff9fb8","target":"record","created_at":"2026-05-18T01:34:32Z","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":"e3b8119b9911d43f5b3841221c9f61f178d1722c7d57aad4c4b8251b793fe0c6","cross_cats_sorted":["cs.CL"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2015-07-17T10:34:23Z","title_canon_sha256":"c70d93225a30784701cdac8bd42c18d5589ff22c526d1d99b8bdf843673048b7"},"schema_version":"1.0","source":{"id":"1507.04908","kind":"arxiv","version":1}},"canonical_sha256":"148c3bf3b289827e61df11a9f9a01c4499b5c508554c6f2f548968e732add35b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"148c3bf3b289827e61df11a9f9a01c4499b5c508554c6f2f548968e732add35b","first_computed_at":"2026-05-18T01:34:32.758293Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:34:32.758293Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0PrUxs2lk9xF72D/y3FSwb+FbFBOiX4wOTglU5WxCeIXMxs31OJ+uNGtjjHm8v/BawURh5/zs5g3a8pKdDHODA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:34:32.758903Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.04908","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8df653fd83fc524a411edecf586c416d8e40d43f962f64fd1e244e85fbff9fb8","sha256:774db3f95c30d85cd8935de0e7ab9fe24c4b3aae0809185643c9f7a3a58cf7c1"],"state_sha256":"a4e9c543b9d441c45c29a80a2f862a8b16f7bdff3b4d3c425625bdfbe12291de"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W0BUNxOqEDVtEjezg8+e/bSQxC2mC93ybaNVv4vknX4R+aybxGa8JqsE6q0LrTxZ5AdT395N2ogUjvgHEHBcAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T10:23:04.384962Z","bundle_sha256":"e4c420c505809188d11a39297c1b10b865a649082165afb7db029f9dfb4a19a9"}}