{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:I2UFA2NGNIURXO7YEF2QUUE4II","short_pith_number":"pith:I2UFA2NG","canonical_record":{"source":{"id":"1209.0410","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.MM","submitted_at":"2012-09-03T17:12:59Z","cross_cats_sorted":["cs.DB","cs.DC"],"title_canon_sha256":"9289f9bfc9541ba49bb052153fa514d90ca83bb9696ffb9887dc3233c99d438d","abstract_canon_sha256":"d65bc15d88b8ea878530e7585c382d651ead9f3d0b8c2cb0e036e2719b1ed019"},"schema_version":"1.0"},"canonical_sha256":"46a85069a66a291bbbf821750a509c421e38c49505bfdfae3fef4533052d094a","source":{"kind":"arxiv","id":"1209.0410","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.0410","created_at":"2026-05-18T03:46:29Z"},{"alias_kind":"arxiv_version","alias_value":"1209.0410v1","created_at":"2026-05-18T03:46:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.0410","created_at":"2026-05-18T03:46:29Z"},{"alias_kind":"pith_short_12","alias_value":"I2UFA2NGNIUR","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"I2UFA2NGNIURXO7Y","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"I2UFA2NG","created_at":"2026-05-18T12:27:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:I2UFA2NGNIURXO7YEF2QUUE4II","target":"record","payload":{"canonical_record":{"source":{"id":"1209.0410","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.MM","submitted_at":"2012-09-03T17:12:59Z","cross_cats_sorted":["cs.DB","cs.DC"],"title_canon_sha256":"9289f9bfc9541ba49bb052153fa514d90ca83bb9696ffb9887dc3233c99d438d","abstract_canon_sha256":"d65bc15d88b8ea878530e7585c382d651ead9f3d0b8c2cb0e036e2719b1ed019"},"schema_version":"1.0"},"canonical_sha256":"46a85069a66a291bbbf821750a509c421e38c49505bfdfae3fef4533052d094a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:46:29.056530Z","signature_b64":"7AaeqCsBfDC2SHx2DLBLYpYwVwi/JVVeFt2PR5EBSZPLv5bD17cL4oulvXCH4+GRr4RXJVfLYZaGJCWLiw2dAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"46a85069a66a291bbbf821750a509c421e38c49505bfdfae3fef4533052d094a","last_reissued_at":"2026-05-18T03:46:29.055684Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:46:29.055684Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1209.0410","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":"2026-05-18T03:46:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X84UMdT0rSEQkY/Ljle0PWnV4eJZt54usP2e9uN/hQU2SzxqCZwJTIUWoKrtPnvshSxKHXaSd/iQwVku1R7gAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T18:44:20.964685Z"},"content_sha256":"9019d3a7d03bc055d189ac07cf0b3e1fbb825655e1a254acdb6b381698023f7a","schema_version":"1.0","event_id":"sha256:9019d3a7d03bc055d189ac07cf0b3e1fbb825655e1a254acdb6b381698023f7a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:I2UFA2NGNIURXO7YEF2QUUE4II","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Approximate Similarity Search for Online Multimedia Services on Distributed CPU-GPU Platforms","license":"http://creativecommons.org/licenses/publicdomain/","headline":"","cross_cats":["cs.DB","cs.DC"],"primary_cat":"cs.MM","authors_text":"Eduardo Valle, George Teodoro, Joel H. Saltz, Nathan Mariano, Ricardo Torres, Wagner Meira Jr","submitted_at":"2012-09-03T17:12:59Z","abstract_excerpt":"Similarity search in high-dimentional spaces is a pivotal operation found a variety of database applications. Recently, there has been an increase interest in similarity search for online content-based multimedia services. Those services, however, introduce new challenges with respect to the very large volumes of data that have to be indexed/searched, and the need to minimize response times observed by the end-users. Additionally, those users dynamically interact with the systems creating fluctuating query request rates, requiring the search algorithm to adapt in order to better utilize the un"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.0410","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":"2026-05-18T03:46:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YKt/00E0aGf1Uokay4jP6IQQ2/w1M11y/ArmCfnXQo9BvmiAhnxcEctCNmEM1ISPWDLoFZp11bVJ8RXwJlYmCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T18:44:20.965049Z"},"content_sha256":"3ec779a448b5c3847d9d85a522e7b93439be0a13b8ae9f5be32195cee1957759","schema_version":"1.0","event_id":"sha256:3ec779a448b5c3847d9d85a522e7b93439be0a13b8ae9f5be32195cee1957759"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I2UFA2NGNIURXO7YEF2QUUE4II/bundle.json","state_url":"https://pith.science/pith/I2UFA2NGNIURXO7YEF2QUUE4II/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I2UFA2NGNIURXO7YEF2QUUE4II/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":"2026-06-03T18:44:20Z","links":{"resolver":"https://pith.science/pith/I2UFA2NGNIURXO7YEF2QUUE4II","bundle":"https://pith.science/pith/I2UFA2NGNIURXO7YEF2QUUE4II/bundle.json","state":"https://pith.science/pith/I2UFA2NGNIURXO7YEF2QUUE4II/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I2UFA2NGNIURXO7YEF2QUUE4II/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:I2UFA2NGNIURXO7YEF2QUUE4II","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":"d65bc15d88b8ea878530e7585c382d651ead9f3d0b8c2cb0e036e2719b1ed019","cross_cats_sorted":["cs.DB","cs.DC"],"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.MM","submitted_at":"2012-09-03T17:12:59Z","title_canon_sha256":"9289f9bfc9541ba49bb052153fa514d90ca83bb9696ffb9887dc3233c99d438d"},"schema_version":"1.0","source":{"id":"1209.0410","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1209.0410","created_at":"2026-05-18T03:46:29Z"},{"alias_kind":"arxiv_version","alias_value":"1209.0410v1","created_at":"2026-05-18T03:46:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1209.0410","created_at":"2026-05-18T03:46:29Z"},{"alias_kind":"pith_short_12","alias_value":"I2UFA2NGNIUR","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"I2UFA2NGNIURXO7Y","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"I2UFA2NG","created_at":"2026-05-18T12:27:09Z"}],"graph_snapshots":[{"event_id":"sha256:3ec779a448b5c3847d9d85a522e7b93439be0a13b8ae9f5be32195cee1957759","target":"graph","created_at":"2026-05-18T03:46:29Z","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":"Similarity search in high-dimentional spaces is a pivotal operation found a variety of database applications. Recently, there has been an increase interest in similarity search for online content-based multimedia services. Those services, however, introduce new challenges with respect to the very large volumes of data that have to be indexed/searched, and the need to minimize response times observed by the end-users. Additionally, those users dynamically interact with the systems creating fluctuating query request rates, requiring the search algorithm to adapt in order to better utilize the un","authors_text":"Eduardo Valle, George Teodoro, Joel H. Saltz, Nathan Mariano, Ricardo Torres, Wagner Meira Jr","cross_cats":["cs.DB","cs.DC"],"headline":"","license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.MM","submitted_at":"2012-09-03T17:12:59Z","title":"Approximate Similarity Search for Online Multimedia Services on Distributed CPU-GPU Platforms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1209.0410","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":"sha256:9019d3a7d03bc055d189ac07cf0b3e1fbb825655e1a254acdb6b381698023f7a","target":"record","created_at":"2026-05-18T03:46:29Z","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":"d65bc15d88b8ea878530e7585c382d651ead9f3d0b8c2cb0e036e2719b1ed019","cross_cats_sorted":["cs.DB","cs.DC"],"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cs.MM","submitted_at":"2012-09-03T17:12:59Z","title_canon_sha256":"9289f9bfc9541ba49bb052153fa514d90ca83bb9696ffb9887dc3233c99d438d"},"schema_version":"1.0","source":{"id":"1209.0410","kind":"arxiv","version":1}},"canonical_sha256":"46a85069a66a291bbbf821750a509c421e38c49505bfdfae3fef4533052d094a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"46a85069a66a291bbbf821750a509c421e38c49505bfdfae3fef4533052d094a","first_computed_at":"2026-05-18T03:46:29.055684Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:46:29.055684Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7AaeqCsBfDC2SHx2DLBLYpYwVwi/JVVeFt2PR5EBSZPLv5bD17cL4oulvXCH4+GRr4RXJVfLYZaGJCWLiw2dAg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:46:29.056530Z","signed_message":"canonical_sha256_bytes"},"source_id":"1209.0410","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9019d3a7d03bc055d189ac07cf0b3e1fbb825655e1a254acdb6b381698023f7a","sha256:3ec779a448b5c3847d9d85a522e7b93439be0a13b8ae9f5be32195cee1957759"],"state_sha256":"f37bb2da829791dca619b06aab86d1393d0673c80abd49c8ce507e8dfd5a8691"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yhxUGUeXL9b5VN++Lk/yzM64eRab4R32tvws2RhysI4cd+l+ifX/6aQW8Q9fRqxecb9o9pz+MTcckRhhjrmTAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T18:44:20.967050Z","bundle_sha256":"2030597386a7830d5a8acfb45661969bc725eb5d396811704d1044a5961f0e12"}}