{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:QMT57ARQAQHRHAB2RSTN4KZSFP","short_pith_number":"pith:QMT57ARQ","canonical_record":{"source":{"id":"2505.23952","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-05-29T19:02:48Z","cross_cats_sorted":[],"title_canon_sha256":"e542d66a7dd81411e3803e87b971828d326dfb2d3fb02a484708a480eef35fcd","abstract_canon_sha256":"7418b48204dd263870d041f7c420e7af4c389df3054692336bb838b1aef5dd62"},"schema_version":"1.0"},"canonical_sha256":"8327df8230040f13803a8ca6de2b322bcd90a3a186c9855ad61405b363d5e5ca","source":{"kind":"arxiv","id":"2505.23952","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.23952","created_at":"2026-07-05T11:12:38Z"},{"alias_kind":"arxiv_version","alias_value":"2505.23952v1","created_at":"2026-07-05T11:12:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.23952","created_at":"2026-07-05T11:12:38Z"},{"alias_kind":"pith_short_12","alias_value":"QMT57ARQAQHR","created_at":"2026-07-05T11:12:38Z"},{"alias_kind":"pith_short_16","alias_value":"QMT57ARQAQHRHAB2","created_at":"2026-07-05T11:12:38Z"},{"alias_kind":"pith_short_8","alias_value":"QMT57ARQ","created_at":"2026-07-05T11:12:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:QMT57ARQAQHRHAB2RSTN4KZSFP","target":"record","payload":{"canonical_record":{"source":{"id":"2505.23952","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-05-29T19:02:48Z","cross_cats_sorted":[],"title_canon_sha256":"e542d66a7dd81411e3803e87b971828d326dfb2d3fb02a484708a480eef35fcd","abstract_canon_sha256":"7418b48204dd263870d041f7c420e7af4c389df3054692336bb838b1aef5dd62"},"schema_version":"1.0"},"canonical_sha256":"8327df8230040f13803a8ca6de2b322bcd90a3a186c9855ad61405b363d5e5ca","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:12:38.941357Z","signature_b64":"UjewblIIisFpfQt8aJMPsnPL3DB4kACzpIxlWRJQBwtzfGuOhFYjj0D5oUpjA7YWzNPjrN1JmNVzDQGHSkopAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8327df8230040f13803a8ca6de2b322bcd90a3a186c9855ad61405b363d5e5ca","last_reissued_at":"2026-07-05T11:12:38.940807Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:12:38.940807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.23952","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":"2026-07-05T11:12:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R1YIQNA4zRcBGqH5TxK8UHB8DEBjUqJ2GFtQ6ORXuniBOFWpjiToGG2gcewzAfzqzV/XclvccK52m4+M/kD5Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-21T08:28:45.530074Z"},"content_sha256":"8c1b358ee35429705f62aa805fce2b4e97d786faf81245facc729ea08969e581","schema_version":"1.0","event_id":"sha256:8c1b358ee35429705f62aa805fce2b4e97d786faf81245facc729ea08969e581"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:QMT57ARQAQHRHAB2RSTN4KZSFP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Leveraging Auxiliary Information in Text-to-Video Retrieval: A Review","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Adriano Fragomeni, Dima Damen, Michael Wray","submitted_at":"2025-05-29T19:02:48Z","abstract_excerpt":"Text-to-Video (T2V) retrieval aims to identify the most relevant item from a gallery of videos based on a user's text query. Traditional methods rely solely on aligning video and text modalities to compute the similarity and retrieve relevant items. However, recent advancements emphasise incorporating auxiliary information extracted from video and text modalities to improve retrieval performance and bridge the semantic gap between these modalities. Auxiliary information can include visual attributes, such as objects; temporal and spatial context; and textual descriptions, such as speech and re"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.23952","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2505.23952/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T11:12:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KcvFxESWH3b6IY8XNvzqiH5sVYvGQ5rAG9VOe2rzT5H7HHChw/G5bSrK0P48MXZolYHbyfU+DwoGfnJxQ1boDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-21T08:28:45.530469Z"},"content_sha256":"51914945c3b394b4c280f9888fabdf0a253764992a1ed38b04082af6d08fda38","schema_version":"1.0","event_id":"sha256:51914945c3b394b4c280f9888fabdf0a253764992a1ed38b04082af6d08fda38"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QMT57ARQAQHRHAB2RSTN4KZSFP/bundle.json","state_url":"https://pith.science/pith/QMT57ARQAQHRHAB2RSTN4KZSFP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QMT57ARQAQHRHAB2RSTN4KZSFP/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":"2026-07-21T08:28:45Z","links":{"resolver":"https://pith.science/pith/QMT57ARQAQHRHAB2RSTN4KZSFP","bundle":"https://pith.science/pith/QMT57ARQAQHRHAB2RSTN4KZSFP/bundle.json","state":"https://pith.science/pith/QMT57ARQAQHRHAB2RSTN4KZSFP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QMT57ARQAQHRHAB2RSTN4KZSFP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:QMT57ARQAQHRHAB2RSTN4KZSFP","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":"7418b48204dd263870d041f7c420e7af4c389df3054692336bb838b1aef5dd62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-05-29T19:02:48Z","title_canon_sha256":"e542d66a7dd81411e3803e87b971828d326dfb2d3fb02a484708a480eef35fcd"},"schema_version":"1.0","source":{"id":"2505.23952","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.23952","created_at":"2026-07-05T11:12:38Z"},{"alias_kind":"arxiv_version","alias_value":"2505.23952v1","created_at":"2026-07-05T11:12:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.23952","created_at":"2026-07-05T11:12:38Z"},{"alias_kind":"pith_short_12","alias_value":"QMT57ARQAQHR","created_at":"2026-07-05T11:12:38Z"},{"alias_kind":"pith_short_16","alias_value":"QMT57ARQAQHRHAB2","created_at":"2026-07-05T11:12:38Z"},{"alias_kind":"pith_short_8","alias_value":"QMT57ARQ","created_at":"2026-07-05T11:12:38Z"}],"graph_snapshots":[{"event_id":"sha256:51914945c3b394b4c280f9888fabdf0a253764992a1ed38b04082af6d08fda38","target":"graph","created_at":"2026-07-05T11:12:38Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2505.23952/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Text-to-Video (T2V) retrieval aims to identify the most relevant item from a gallery of videos based on a user's text query. Traditional methods rely solely on aligning video and text modalities to compute the similarity and retrieve relevant items. However, recent advancements emphasise incorporating auxiliary information extracted from video and text modalities to improve retrieval performance and bridge the semantic gap between these modalities. Auxiliary information can include visual attributes, such as objects; temporal and spatial context; and textual descriptions, such as speech and re","authors_text":"Adriano Fragomeni, Dima Damen, Michael Wray","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-05-29T19:02:48Z","title":"Leveraging Auxiliary Information in Text-to-Video Retrieval: A Review"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.23952","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":"sha256:8c1b358ee35429705f62aa805fce2b4e97d786faf81245facc729ea08969e581","target":"record","created_at":"2026-07-05T11:12:38Z","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":"7418b48204dd263870d041f7c420e7af4c389df3054692336bb838b1aef5dd62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-05-29T19:02:48Z","title_canon_sha256":"e542d66a7dd81411e3803e87b971828d326dfb2d3fb02a484708a480eef35fcd"},"schema_version":"1.0","source":{"id":"2505.23952","kind":"arxiv","version":1}},"canonical_sha256":"8327df8230040f13803a8ca6de2b322bcd90a3a186c9855ad61405b363d5e5ca","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8327df8230040f13803a8ca6de2b322bcd90a3a186c9855ad61405b363d5e5ca","first_computed_at":"2026-07-05T11:12:38.940807Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:12:38.940807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UjewblIIisFpfQt8aJMPsnPL3DB4kACzpIxlWRJQBwtzfGuOhFYjj0D5oUpjA7YWzNPjrN1JmNVzDQGHSkopAA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:12:38.941357Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.23952","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8c1b358ee35429705f62aa805fce2b4e97d786faf81245facc729ea08969e581","sha256:51914945c3b394b4c280f9888fabdf0a253764992a1ed38b04082af6d08fda38"],"state_sha256":"d8246d3c88ae76c99551adbef4318cfba56f86dcc0bccdb6bf5943ecb8fccc34"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/N3JVz10quxaua5LRS3GzdteIKropGsUvm4GR2Uy9Lv9C92rz95LrVvxMgQdXUDzMgtb0SfA1KEFPtGNp/8nCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-21T08:28:45.532503Z","bundle_sha256":"54ed3748f9b97db387a52f2b5edeea993c1e1f20b026ef31ae1a6b38a7b304cb"}}