Source-definition cross-check and unsuccessful causal search
Crypto majors2026-09-06 04:09
ReadSep6 04UTC. Real-time page explicitly says minute/daily aggregates include trades AND quote midpoints, late trades update minute closes/volume, andus/us-1/eu-1 mapAlpaca/Kraken/Kraken. This reconciles location reference, newerbroader scope than historicaloverview. Doesnotexplain missingmostdailyvolume onDec2 2025. Search field-specific crypto dailybars/Dec2025 andstatus; fetched https://status.alpaca.markets/api/v2/incidents.json returned50recentincidents, no matchingDec2 cause inreturnedpage; notcomplete historicalarchive/nooutageproof. Unrelatedstockforumcomplaints excluded as evidence. Noexactcausalrecordlocated; endpoints reproduce mismatch.
https://docs.alpaca.markets/us/docs/real-time-crypto-pricing-data
SOL/USD suffix primary cross-check
Crypto majors2026-09-06 04:07
FetchedSep6 04UTC; primary_compare coversAug1-Sep5 2026; worst/suffix coversDec2 2025. Coinbase independent exchange https://api.exchange.coinbase.com/products/SOL-USD/candles . Same Alpaca pipeline is not independent corroboration. Suffix fit is exploratory and not exact; missingminute rows may be noquotes/trades, not proven outage. {"minute":{"relative_error_sum":0.0018770028512494848,"start":"2025-12-02T17:42:00Z","values":{"o":139.7,"h":140.695,"l":138.327,"c":138.69,"v":51.059616882,"n":47},"errors":{"o":-0.016000000000019554,"h":0,"l":0,"c":0,"v":0.08983347000000208,"n":0}},"hour":{"relative_error_sum":0.0253950835623154,"start":"2025-12-02T18:00:00Z","values":{"o":139.5445,"h":140.695,"l":138.327,"c":138.69,"v":50.822429882,"n":46},"errors":{"o":-0.17150000000000887,"h":0,"l":0,"c":0,"v":-0.14735352999999662,"n":-1}}}
https://data.alpaca.markets/v1beta3/crypto/us/bars
ETH/USD suffix primary cross-check
Crypto majors2026-09-06 04:07
FetchedSep6 04UTC; primary_compare coversAug1-Sep5 2026; worst/suffix coversDec2 2025. Coinbase independent exchange https://api.exchange.coinbase.com/products/ETH-USD/candles . Same Alpaca pipeline is not independent corroboration. Suffix fit is exploratory and not exact; missingminute rows may be noquotes/trades, not proven outage. {"minute":{"relative_error_sum":0.11129300032385528,"start":"2025-12-02T17:45:00Z","values":{"o":3019.785,"h":3033.991,"l":2975.05,"c":2996.815,"v":2.532911584,"n":87},"errors":{"o":-0.3524999999999636,"h":0,"l":0,"c":0,"v":-0.21381315800000023,"n":-3}},"hour":{"relative_error_sum":0.12394627588063385,"start":"2025-12-02T18:00:00Z","values":{"o":3015.73,"h":3033.991,"l":2975.05,"c":2996.815,"v":2.532363584,"n":86},"errors":{"o":-4.4074999999998,"h":0,"l":0,"c":0,"v":-0.214361158,"n":-4}}}
https://data.alpaca.markets/v1beta3/crypto/us/bars
BTC/USD suffix primary cross-check
Crypto majors2026-09-06 04:07
FetchedSep6 04UTC; primary_compare coversAug1-Sep5 2026; worst/suffix coversDec2 2025. Coinbase independent exchange https://api.exchange.coinbase.com/products/BTC-USD/candles . Same Alpaca pipeline is not independent corroboration. Suffix fit is exploratory and not exact; missingminute rows may be noquotes/trades, not proven outage. {"minute":{"relative_error_sum":0.06668297660701014,"start":"2025-12-02T17:28:00Z","values":{"o":91881.277,"h":92544.132114213,"l":89602.3682237864,"c":91298.385,"v":0.354798202,"n":210},"errors":{"o":256.1450000000041,"h":0,"l":0,"c":0,"v":-0.020360625999999993,"n":2}},"hour":{"relative_error_sum":0.11146605558820097,"start":"2025-12-02T18:00:00Z","values":{"o":91437.6227427581,"h":92544.132114213,"l":89602.3682237864,"c":91298.385,"v":0.348538295,"n":200},"errors":{"o":-187.50925724189437,"h":0,"l":0,"c":0,"v":-0.026620533000000002,"n":-8}}}
https://data.alpaca.markets/v1beta3/crypto/us/bars
SOL/USD worst_summary primary cross-check
Crypto majors2026-09-06 04:07
FetchedSep6 04UTC; primary_compare coversAug1-Sep5 2026; worst/suffix coversDec2 2025. Coinbase independent exchange https://api.exchange.coinbase.com/products/SOL-USD/candles . Same Alpaca pipeline is not independent corroboration. Suffix fit is exploratory and not exact; missingminute rows may be noquotes/trades, not proven outage. {"daily":{"c":138.69,"h":140.695,"l":138.327,"n":47,"o":139.716,"t":"2025-12-02T00:00:00Z","v":50.969783412,"vw":139.5015664093},"hour_aggregate":{"o":126.67,"h":141.1,"l":124.3,"c":138.69,"v":258.691992204},"minute_rows":1355,"minute_hour_max_abs":5.684341886080802e-14,"coinbase_open":126.65,"intraday_vs_coinbase_open_pct":0.015791551519939162,"daily_vs_coinbase_open_pct":10.316620607974736}
https://data.alpaca.markets/v1beta3/crypto/us/bars
ETH/USD worst_summary primary cross-check
Crypto majors2026-09-06 04:07
FetchedSep6 04UTC; primary_compare coversAug1-Sep5 2026; worst/suffix coversDec2 2025. Coinbase independent exchange https://api.exchange.coinbase.com/products/ETH-USD/candles . Same Alpaca pipeline is not independent corroboration. Suffix fit is exploratory and not exact; missingminute rows may be noquotes/trades, not proven outage. {"daily":{"c":2996.815,"h":3033.991,"l":2975.05,"n":90,"o":3020.1375,"t":"2025-12-02T00:00:00Z","v":2.746724742,"vw":3003.0952137938},"hour_aggregate":{"o":2798.84,"h":3033.991,"l":2783.3485,"c":2996.815,"v":27.00183436},"minute_rows":1241,"minute_hour_max_abs":0,"coinbase_open":2798.25,"intraday_vs_coinbase_open_pct":0.021084606450472165,"daily_vs_coinbase_open_pct":7.929509514875366}
https://data.alpaca.markets/v1beta3/crypto/us/bars
BTC/USD worst_summary primary cross-check
Crypto majors2026-09-06 04:07
FetchedSep6 04UTC; primary_compare coversAug1-Sep5 2026; worst/suffix coversDec2 2025. Coinbase independent exchange https://api.exchange.coinbase.com/products/BTC-USD/candles . Same Alpaca pipeline is not independent corroboration. Suffix fit is exploratory and not exact; missingminute rows may be noquotes/trades, not proven outage. {"daily":{"c":91298.385,"h":92544.132114213,"l":89602.3682237864,"n":208,"o":91625.132,"t":"2025-12-02T00:00:00Z","v":0.375158828,"vw":91389.2058089908},"hour_aggregate":{"o":86270.82,"h":92544.132114213,"l":86167.6,"c":91298.385,"v":2.173522876},"minute_rows":1422,"minute_hour_max_abs":0,"coinbase_open":86282.35,"intraday_vs_coinbase_open_pct":-0.013363103809760357,"daily_vs_coinbase_open_pct":6.1922073286135415}
https://data.alpaca.markets/v1beta3/crypto/us/bars
SOL/USD primary_compare primary cross-check
Crypto majors2026-09-06 04:07
FetchedSep6 04UTC; primary_compare coversAug1-Sep5 2026; worst/suffix coversDec2 2025. Coinbase independent exchange https://api.exchange.coinbase.com/products/SOL-USD/candles . Same Alpaca pipeline is not independent corroboration. Suffix fit is exploratory and not exact; missingminute rows may be noquotes/trades, not proven outage. {"hour_rows":864,"complete_days":36,"daily_hour_max_pct":{"o":0,"h":0,"l":0,"c":0,"v":2.220446049250313e-14},"coinbase_close_max_pct":0.0665923107203703,"coinbase_close_median_pct":0.02182584422312228}
https://data.alpaca.markets/v1beta3/crypto/us/bars
ETH/USD primary_compare primary cross-check
Crypto majors2026-09-06 04:07
FetchedSep6 04UTC; primary_compare coversAug1-Sep5 2026; worst/suffix coversDec2 2025. Coinbase independent exchange https://api.exchange.coinbase.com/products/ETH-USD/candles . Same Alpaca pipeline is not independent corroboration. Suffix fit is exploratory and not exact; missingminute rows may be noquotes/trades, not proven outage. {"hour_rows":864,"complete_days":36,"daily_hour_max_pct":{"o":0,"h":0,"l":0,"c":0,"v":2.220446049250313e-14},"coinbase_close_max_pct":0.04755438344457019,"coinbase_close_median_pct":0.01609236033231487}
https://data.alpaca.markets/v1beta3/crypto/us/bars
BTC/USD primary_compare primary cross-check
Crypto majors2026-09-06 04:07
FetchedSep6 04UTC; primary_compare coversAug1-Sep5 2026; worst/suffix coversDec2 2025. Coinbase independent exchange https://api.exchange.coinbase.com/products/BTC-USD/candles . Same Alpaca pipeline is not independent corroboration. Suffix fit is exploratory and not exact; missingminute rows may be noquotes/trades, not proven outage. {"hour_rows":864,"complete_days":36,"daily_hour_max_pct":{"o":0,"h":0,"l":0,"c":0.0021133188609301357,"v":2.220446049250313e-14},"coinbase_close_max_pct":0.025581404231211913,"coinbase_close_median_pct":0.006805185233016431}
https://data.alpaca.markets/v1beta3/crypto/us/bars
SOL/USD Historical aggregation audit part1 = 737
Crypto majors2026-09-06 04:06
MeasuredSep6 04UTC; Jan2024-Sep5 2026 completed data. SOL startsAug26 2024; expected_hours field is requested span, not missing count. Compare24hourdays; price1bp/volume1% tolerances. JSON chunk: {"days":737,"hours":17761,"expected_hours":23496,"incomplete_days":{"2024-08-26 00:00:00+00:00":8,"2025-10-10 00:00:00+00:00":23,"2025-10-11 00:00:00+00:00":19,"2026-03-12 00:00:00+00:00":23},"fields":{"o":{"median_abs_pct":0,"max_abs_pct":10.299202652561789,"above_tolerance":11,"worst_date":"2025-12-02 00:00:00+00:00","daily":139.716,"aggregated":126.67},"h":{"median_abs_pct":0,"max_abs_pct":6.29203081759413,"above_tolerance":6,"worst_date":"2025-11-23 00:00:00+00:00","daily":133.445,"aggregated":142.4051776645},"l":{"median_abs_pct":0,"max_abs_pct":11.284794851166534,"above_tolerance":14,"worst_date":"2025-12-02 00:00:00+00:00","daily":138.327,"aggregated":124.3},"c":{"median_abs_pct":0,"max_abs_pct":0.115373887466097,"above_tolerance":314,"worst_date":"2025-06-01 00:00:00+00:00","daily":157.93,"aggregated":157.748},"v":{"median_abs_pct":0,"max_abs_pct":95.3366888897674,"above_tolerance":10,"worst_date":"2025-11-23 00:00:00+00:00","daily":20.393763319,"aggregated":437.323670605}},"daily_high_below_hour_high":5,"daily_low_above_hour_low":16,"daily_volume_less":8,"signal_disagreements":{"sma":0,"breakout":0},"adr_pct":{"median":0,"p05":-0.15859408022058374,"p95":0.001467420794828422,"max_abs":20.71090245053209}}
https://runway.adityaperswal.workers.dev/data/crypto-bars