{
    "schema": "lxkeys.world.entry@2.2.1",
    "language": "fr",
    "entry": {
        "id": "ENT-00001846",
        "status": "published",
        "name": "D4RL",
        "aliases": [],
        "entity_type": "Dataset",
        "classification": "Robotics / RL Dataset",
        "creator": "UC Berkeley",
        "organization": "UC Berkeley",
        "origin_context": "Public AI and technical record",
        "first_public_appearance": "2020",
        "current_status": "Active",
        "official_website": "https://github.com/Farama-Foundation/D4RL",
        "image": "",
        "short_description": "D4RL is a dataset associated with UC Berkeley, classified in LXKeys.world as Robotics / RL Dataset.",
        "public_description": "D4RL is a documented AI dataset or benchmark associated with UC Berkeley. The record identifies its role in evaluation, training, measurement or comparison of intelligent systems, with emphasis on the source context and the type of capability it helps assess.",
        "technical_description": "Structured LXKeys.world registry record for D4RL. Entity type: Dataset; classification: Robotics / RL Dataset; creator/organization context: UC Berkeley. Canonical source anchor: https://github.com/Farama-Foundation/D4RL. The record tracks source authority, first public appearance, timeline, capabilities, limitations, registry status and graph relationships. Automatic refresh is limited to sources explicitly classified as OFFICIAL and enabled for updates; documentary and research references remain non-authoritative unless reviewed.",
        "capabilities": [
            "Reinforcement learning",
            "Embodied evaluation",
            "Research reference"
        ],
        "limitations": [
            "Dataset coverage, licensing, annotation quality, representativeness and allowed uses depend on the released version and source terms.",
            "Model performance on the dataset does not imply equivalent performance in deployment or on other populations and domains.",
            "Dataset revisions, removals or access restrictions can change over time."
        ],
        "timeline": [
            {
                "date": "2020",
                "title": "Initial dataset release",
                "description": "D4RL entered the documented public record in 2020. This event is retained at the precision supported by the Entry’s reviewed source history.",
                "source_url": "https://github.com/Farama-Foundation/D4RL",
                "verification_status": "source_backed_curated_baseline"
            }
        ],
        "sources": [
            {
                "label": "Official project page or repository",
                "url": "https://github.com/Farama-Foundation/D4RL",
                "source_type": "Official Repository",
                "verification_status": "verified",
                "authority": "TRUSTED_PRIMARY",
                "role": "code_repository",
                "update_enabled": false,
                "authority_basis": "curated-corpus-refresh-2026-09-08"
            }
        ],
        "relationships": [
            {
                "target": "UC Berkeley",
                "type": "Published by",
                "description": "D4RL is associated with UC Berkeley through its documented source context.",
                "evidence_level": "documentary"
            }
        ],
        "tags": [
            "Robotics",
            "Benchmark",
            "Agentic Systems"
        ],
        "registry_status": "Documented",
        "created_at": "2026-06-16T23:59:29+00:00",
        "updated_at": "2026-09-08T04:55:00+00:00",
        "dypclt_created": "D-0 Y-2 P-3 C-3 L-21 T-3",
        "dypclt_updated": "D-0 Y-2 P-3 C-3 L-21 T-3",
        "temporal_index": {
            "start_date_utc": "2023-04-01",
            "created_utc": "2026-06-16T23:59:29+00:00",
            "created_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3",
            "updated_utc": "2026-06-16T23:59:29+00:00",
            "updated_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3"
        },
        "documentation_status": "Documented",
        "machine_readable_purpose": "Machine-readable registry record for D4RL: entity type, classification, organization, source, public appearance, capability profile and graph relationships.",
        "schema_ready": true,
        "first_public_appearance_precision": "year",
        "first_public_appearance_verification": "preserved_from_source_record",
        "image_status": "missing_official_image_candidate",
        "reviewed_at": "2026-09-08T04:55:00+00:00",
        "quality_status": "curated_official_first_baseline",
        "source_policy": "official_first_secondary_context_only",
        "quality_review": {
            "reviewed_at": "2026-09-08T04:55:00+00:00",
            "official_sources": 0,
            "trusted_primary_sources": 1,
            "secondary_sources": 0,
            "date_status": "preserved_from_source_record",
            "image_status": "missing",
            "manual_followup_required": true,
            "review_scope": "official-first structural curation; records flagged for follow-up are not claimed as individually exhaustive fact-checks"
        },
        "dypclt_reviewed": "D-0 Y-2 P-4 C-4 L-33 T-6",
        "world_id": "ENT-00001846",
        "kind": "Data and Evaluation",
        "type": "Dataset",
        "subtype": "",
        "facts": [],
        "canonical": [],
        "image_meta": [],
        "source_state": [],
        "i18n": {
            "en": [],
            "fr": []
        }
    },
    "computed": {
        "category": "Data and Evaluation",
        "type": "Dataset",
        "subtype": "",
        "documentation_index": {
            "total": 74,
            "documentation": 25,
            "evidence": 13,
            "structure": 25,
            "relationships": 11,
            "level": "Level IV Connected"
        },
        "is_lxkeys_entity": false,
        "graph_endpoint": "graph.php?center=ENT-00001846&depth=1"
    }
}