{
  "schema": "TW_OPTION_CFD_RESEARCH_INVENTORY_V1",
  "observed_ms": 1793296004200,
  "origin": "TAIWAN_FIXED_VM_SQLITE_READ_ONLY",
  "instance_id": "7087986013378751218",
  "event_coverage": [
    {
      "symbol": "AG",
      "contract": "SHFE.ag2612",
      "n": 14574,
      "first_source_ms": 1793283224000,
      "last_source_ms": 1793296004000
    },
    {
      "symbol": "AU",
      "contract": "SHFE.au2612",
      "n": 14198,
      "first_source_ms": 1793283224000,
      "last_source_ms": 1793296004000
    },
    {
      "symbol": "SC",
      "contract": "INE.sc2612",
      "n": 13696,
      "first_source_ms": 1793283223500,
      "last_source_ms": 1793296003500
    },
    {
      "symbol": "USDCNH",
      "contract": "USDCNH",
      "n": 2991,
      "first_source_ms": 1793283042153,
      "last_source_ms": 1793296001141
    },
    {
      "symbol": "USOUSD",
      "contract": "USOUSD",
      "n": 3229,
      "first_source_ms": 1793283042422,
      "last_source_ms": 1793295998419
    },
    {
      "symbol": "XAGUSD",
      "contract": "XAGUSD",
      "n": 3556,
      "first_source_ms": 1793283042763,
      "last_source_ms": 1793296001572
    },
    {
      "symbol": "XAUUSD",
      "contract": "XAUUSD",
      "n": 3597,
      "first_source_ms": 1793283042727,
      "last_source_ms": 1793296001638
    }
  ],
  "latest_observed_cfd_fx_quotes": {
    "USOUSD": {
      "active_contract_evidence": "",
      "ask": "102.674",
      "bid": "102.653",
      "contract": "USOUSD",
      "currency": "USD",
      "evidence_id": "4ab1592d9750c5a84a253f69e9a6b36d022cdf0eddffff20133a5bcf492a29ce",
      "product": "CFD",
      "provider": "BITGET",
      "recv_ms": 1793296000663,
      "source_ms": 1793295998419,
      "source_semantics": "https://www.bitget.com/docs/catalog/cfd-market/cfd-market#quoteTime-provider-time",
      "spec_evidence": "https://www.bitget.com/support/articles/12560603847415#USOUSD",
      "symbol": "USOUSD",
      "unit": "bbl"
    },
    "XAUUSD": {
      "active_contract_evidence": "",
      "ask": "4012.67",
      "bid": "4012.57",
      "contract": "XAUUSD",
      "currency": "USD",
      "evidence_id": "db5a9cdd9ec95d672c6839ca0a9b758a9271791ba09e977e0bc3f16d0abe480a",
      "product": "CFD",
      "provider": "BITGET",
      "recv_ms": 1793296002922,
      "source_ms": 1793296001638,
      "source_semantics": "https://www.bitget.com/docs/catalog/cfd-market/cfd-market#quoteTime-provider-time",
      "spec_evidence": "https://www.bitget.com/support/articles/12560603847415#XAUUSD",
      "symbol": "XAUUSD",
      "unit": "troy_oz"
    },
    "XAGUSD": {
      "active_contract_evidence": "",
      "ask": "52.098",
      "bid": "52.064",
      "contract": "XAGUSD",
      "currency": "USD",
      "evidence_id": "db5a9cdd9ec95d672c6839ca0a9b758a9271791ba09e977e0bc3f16d0abe480a",
      "product": "CFD",
      "provider": "BITGET",
      "recv_ms": 1793296002922,
      "source_ms": 1793296001572,
      "source_semantics": "https://www.bitget.com/docs/catalog/cfd-market/cfd-market#quoteTime-provider-time",
      "spec_evidence": "https://www.bitget.com/support/articles/12560603847415#XAGUSD",
      "symbol": "XAGUSD",
      "unit": "troy_oz"
    },
    "USDCNH": {
      "active_contract_evidence": "",
      "ask": "6.6566",
      "bid": "6.6564",
      "contract": "USDCNH",
      "currency": "CNH",
      "evidence_id": "db5a9cdd9ec95d672c6839ca0a9b758a9271791ba09e977e0bc3f16d0abe480a",
      "product": "CFD",
      "provider": "BITGET",
      "recv_ms": 1793296002922,
      "source_ms": 1793296001141,
      "source_semantics": "https://www.bitget.com/docs/catalog/cfd-market/cfd-market#quoteTime-provider-time",
      "spec_evidence": "https://www.bitget.com/support/articles/12560603847415#USDCNH",
      "symbol": "USDCNH",
      "unit": "USD"
    }
  },
  "option_cfd_history": [],
  "reconstructable_combo_points": 0,
  "missing_by_asset": {
    "gold": [
      "CN_CALL_REAL_BID_ASK_WITH_DEPTH_AND_SOURCE_RECEIVE_TIME",
      "EXACT_OPTION_STRIKE_EXPIRY_MULTIPLIER_EXERCISE_DELIVERY",
      "DATED_DELTA_AND_METHOD",
      "EXACT_CFD_MULTIPLIER_QUANTITY_UNIT_MAPPING",
      "DATED_CFD_OVERNIGHT_FEE_SCENARIO",
      "SYNCHRONIZED_SAME_CONTRACT_HISTORY"
    ],
    "silver": [
      "CN_CALL_REAL_BID_ASK_WITH_DEPTH_AND_SOURCE_RECEIVE_TIME",
      "EXACT_OPTION_STRIKE_EXPIRY_MULTIPLIER_EXERCISE_DELIVERY",
      "DATED_DELTA_AND_METHOD",
      "EXACT_CFD_MULTIPLIER_QUANTITY_UNIT_MAPPING",
      "DATED_CFD_OVERNIGHT_FEE_SCENARIO",
      "SYNCHRONIZED_SAME_CONTRACT_HISTORY"
    ],
    "crude": [
      "CN_CALL_REAL_BID_ASK_WITH_DEPTH_AND_SOURCE_RECEIVE_TIME",
      "EXACT_OPTION_STRIKE_EXPIRY_MULTIPLIER_EXERCISE_DELIVERY",
      "DATED_DELTA_AND_METHOD",
      "EXACT_CFD_MULTIPLIER_QUANTITY_UNIT_MAPPING",
      "DATED_CFD_OVERNIGHT_FEE_SCENARIO",
      "SYNCHRONIZED_SAME_CONTRACT_HISTORY"
    ]
  },
  "market_requests_added": 0,
  "TQ_auth_added": 0,
  "unknown_subscriptions_added": 0,
  "READ_ONLY": true,
  "execution_eligibility": false,
  "REAL_ORDER_ACTIONS": 0,
  "separate_existing_option_artifact": {
    "path": "migration/silver_60d_master_aligned_20261004/primary_events.json.gz",
    "sha256": "1498bf4f6cf62d5997de84c8d03b0cd19fb1a0251465f2363dd03b92a5b60bd1",
    "entry_records_across_overlapping_percentile_cohorts": 6,
    "unique_entry_ns": [
      1789566240000000000,
      1789999560000000000,
      1790002800000000000,
      1790690520000000000,
      1790691240000000000,
      1790694540000000000
    ],
    "option_contracts": [
      "SHFE.ag2612C14400",
      "SHFE.ag2612C14900",
      "SHFE.ag2612C15000",
      "SHFE.ag2612C15300"
    ],
    "us_legs": [
      "SLV   261120P00037000",
      "SLV   261120P00039000",
      "SLV   261120P00040000",
      "SLV   261120P00045000",
      "SLV   261120P00064000",
      "SLV   261120P00068000"
    ],
    "first_source_ns": 1789566240000000000,
    "last_source_ns": 1790694539500000000,
    "CN_bid_ask_depth_and_source_available": true,
    "CN_receive_time": "NOT_RECORDED_SOURCE_CLOCK_HISTORY",
    "Delta": "CRR_RESEARCH_MODEL_NOT_NATIVE_GREEK",
    "reuse_as_tonight_CFD_pair": false,
    "reason": "Historical AG call / SLV put is a different product/window; no same-date Bitget CFD archive here. Do not time-shift, synthesize option quotes or relabel that PnL."
  }
}