{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:GTKGQCOEOXECPP7TM5K3JTIGRN","short_pith_number":"pith:GTKGQCOE","canonical_record":{"source":{"id":"1906.08675","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-06-19T12:38:21Z","cross_cats_sorted":[],"title_canon_sha256":"1b879a4787b553a69696253949515bb86b0818d9e016d6023b6b05063aac62c2","abstract_canon_sha256":"e0c761746faaa512aa9817e0fd348d912af3b1fab83e10c7b71af504573b53bc"},"schema_version":"1.0"},"canonical_sha256":"34d46809c475c827bff36755b4cd068b4057ce7356f0e5edb951694eb87a6d1e","source":{"kind":"arxiv","id":"1906.08675","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1906.08675","created_at":"2026-05-17T23:42:49Z"},{"alias_kind":"arxiv_version","alias_value":"1906.08675v1","created_at":"2026-05-17T23:42:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.08675","created_at":"2026-05-17T23:42:49Z"},{"alias_kind":"pith_short_12","alias_value":"GTKGQCOEOXEC","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"GTKGQCOEOXECPP7T","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"GTKGQCOE","created_at":"2026-05-18T12:33:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:GTKGQCOEOXECPP7TM5K3JTIGRN","target":"record","payload":{"canonical_record":{"source":{"id":"1906.08675","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-06-19T12:38:21Z","cross_cats_sorted":[],"title_canon_sha256":"1b879a4787b553a69696253949515bb86b0818d9e016d6023b6b05063aac62c2","abstract_canon_sha256":"e0c761746faaa512aa9817e0fd348d912af3b1fab83e10c7b71af504573b53bc"},"schema_version":"1.0"},"canonical_sha256":"34d46809c475c827bff36755b4cd068b4057ce7356f0e5edb951694eb87a6d1e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:42:49.611631Z","signature_b64":"zt1jPkmuxHZgjWog2h7ehOoqKUS9fYlCoq3eXWmXKg6lZSMPfgKahPRC6ip71lU8CkGysIWRdpIj4k3LY6aPAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"34d46809c475c827bff36755b4cd068b4057ce7356f0e5edb951694eb87a6d1e","last_reissued_at":"2026-05-17T23:42:49.611116Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:42:49.611116Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1906.08675","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":"2026-05-17T23:42:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w8NNqMdRrTkPHWqj9WRfjfZax3LV2bvbAXRRdFOrT909LdbIGzrcPp1Vnq+Sbe40WOWAwJM5SbT2vbHSLtQuDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:24:55.385746Z"},"content_sha256":"920a04ab41ffe4b9985384c7130cdee0f623f1de8c662980d332ad5a174eb212","schema_version":"1.0","event_id":"sha256:920a04ab41ffe4b9985384c7130cdee0f623f1de8c662980d332ad5a174eb212"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:GTKGQCOEOXECPP7TM5K3JTIGRN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Performance Evaluation Methodology for Long-Term Visual Object Tracking","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Alan Luke\\v{z}i\\v{c}, Ji\\v{r}\\'i Matas, Luka \\v{C}ehovin Zajc, Matej Kristan, Tom\\'a\\v{s} Voj\\'i\\v{r}","submitted_at":"2019-06-19T12:38:21Z","abstract_excerpt":"A long-term visual object tracking performance evaluation methodology and a benchmark are proposed. Performance measures are designed by following a long-term tracking definition to maximize the analysis probing strength. The new measures outperform existing ones in interpretation potential and in better distinguishing between different tracking behaviors. We show that these measures generalize the short-term performance measures, thus linking the two tracking problems. Furthermore, the new measures are highly robust to temporal annotation sparsity and allow annotation of sequences hundreds of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.08675","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":"2026-05-17T23:42:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oUGkB+//ksmYnTxg4q7umIXalvUHNY/gtdnbvUbPHxxzp3M4+n+/VKAuuYBOBkbmSbR61eYRhU7B3Uf8Z62KBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:24:55.386397Z"},"content_sha256":"ed8da41d3a9e9ca6668634602a4371fb1f6a4418b3553c800a9e10b36397e7a0","schema_version":"1.0","event_id":"sha256:ed8da41d3a9e9ca6668634602a4371fb1f6a4418b3553c800a9e10b36397e7a0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GTKGQCOEOXECPP7TM5K3JTIGRN/bundle.json","state_url":"https://pith.science/pith/GTKGQCOEOXECPP7TM5K3JTIGRN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GTKGQCOEOXECPP7TM5K3JTIGRN/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":"2026-05-25T18:24:55Z","links":{"resolver":"https://pith.science/pith/GTKGQCOEOXECPP7TM5K3JTIGRN","bundle":"https://pith.science/pith/GTKGQCOEOXECPP7TM5K3JTIGRN/bundle.json","state":"https://pith.science/pith/GTKGQCOEOXECPP7TM5K3JTIGRN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GTKGQCOEOXECPP7TM5K3JTIGRN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:GTKGQCOEOXECPP7TM5K3JTIGRN","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":"e0c761746faaa512aa9817e0fd348d912af3b1fab83e10c7b71af504573b53bc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-06-19T12:38:21Z","title_canon_sha256":"1b879a4787b553a69696253949515bb86b0818d9e016d6023b6b05063aac62c2"},"schema_version":"1.0","source":{"id":"1906.08675","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1906.08675","created_at":"2026-05-17T23:42:49Z"},{"alias_kind":"arxiv_version","alias_value":"1906.08675v1","created_at":"2026-05-17T23:42:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.08675","created_at":"2026-05-17T23:42:49Z"},{"alias_kind":"pith_short_12","alias_value":"GTKGQCOEOXEC","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_16","alias_value":"GTKGQCOEOXECPP7T","created_at":"2026-05-18T12:33:18Z"},{"alias_kind":"pith_short_8","alias_value":"GTKGQCOE","created_at":"2026-05-18T12:33:18Z"}],"graph_snapshots":[{"event_id":"sha256:ed8da41d3a9e9ca6668634602a4371fb1f6a4418b3553c800a9e10b36397e7a0","target":"graph","created_at":"2026-05-17T23:42:49Z","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":"A long-term visual object tracking performance evaluation methodology and a benchmark are proposed. Performance measures are designed by following a long-term tracking definition to maximize the analysis probing strength. The new measures outperform existing ones in interpretation potential and in better distinguishing between different tracking behaviors. We show that these measures generalize the short-term performance measures, thus linking the two tracking problems. Furthermore, the new measures are highly robust to temporal annotation sparsity and allow annotation of sequences hundreds of","authors_text":"Alan Luke\\v{z}i\\v{c}, Ji\\v{r}\\'i Matas, Luka \\v{C}ehovin Zajc, Matej Kristan, Tom\\'a\\v{s} Voj\\'i\\v{r}","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-06-19T12:38:21Z","title":"Performance Evaluation Methodology for Long-Term Visual Object Tracking"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.08675","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":"sha256:920a04ab41ffe4b9985384c7130cdee0f623f1de8c662980d332ad5a174eb212","target":"record","created_at":"2026-05-17T23:42:49Z","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":"e0c761746faaa512aa9817e0fd348d912af3b1fab83e10c7b71af504573b53bc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-06-19T12:38:21Z","title_canon_sha256":"1b879a4787b553a69696253949515bb86b0818d9e016d6023b6b05063aac62c2"},"schema_version":"1.0","source":{"id":"1906.08675","kind":"arxiv","version":1}},"canonical_sha256":"34d46809c475c827bff36755b4cd068b4057ce7356f0e5edb951694eb87a6d1e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"34d46809c475c827bff36755b4cd068b4057ce7356f0e5edb951694eb87a6d1e","first_computed_at":"2026-05-17T23:42:49.611116Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:42:49.611116Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zt1jPkmuxHZgjWog2h7ehOoqKUS9fYlCoq3eXWmXKg6lZSMPfgKahPRC6ip71lU8CkGysIWRdpIj4k3LY6aPAA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:42:49.611631Z","signed_message":"canonical_sha256_bytes"},"source_id":"1906.08675","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:920a04ab41ffe4b9985384c7130cdee0f623f1de8c662980d332ad5a174eb212","sha256:ed8da41d3a9e9ca6668634602a4371fb1f6a4418b3553c800a9e10b36397e7a0"],"state_sha256":"210340a0a0b4eab77e6bd659df89ff27b00cb2b97ca8a144c164867461d6e292"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9syos82pUFO3ssmZo13RlSGEJpYXhsOmfK70sTUA0qeltiHH9hFDLzz2hOoMsPC+Vq2wvk7gfF1X7Mo3JhjNAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T18:24:55.389778Z","bundle_sha256":"82dc254fde29519b1adabc01f6ee969f4831faff717d05d7840d14ce6923b5ea"}}