History V3 API: Data issue

Developer API
1

Getting wrong data for many stocks when querying for historical 1d candles from 2026-01-24 to 2026-01-29.

NSE_EQ|INE053F01010

Incorrect data (look at dates and data returned)

curl "https://api.upstox.com/v3/historical-candle/NSE_EQ|INE053F01010/days/1/2026-01-28/2026-01-24"

{
      "status": "success",
      "data": {
            "candles": [
                  [
                        "2026-01-27T00:00:00+05:30",
                        114.95,
                        115.4,
                        112.61,
                        114.61,
                        18230496,
                        0
                  ]
            ]
      }
}


curl "https://api.upstox.com/v3/historical-candle/NSE_EQ|INE053F01010/days/1/2026-01-29/2026-01-24"
{
      "status": "success",
      "data": {
            "candles": [
                  [
                        "2026-01-28T00:00:00+05:30",
                        115.18,
                        120.89,
                        115.18,
                        120.15,
                        23452463,
                        0
                  ],
                  [
                        "2026-01-27T00:00:00+05:30",
                        114.95,
                        115.4,
                        112.61,
                        114.61,
                        18230496,
                        0
                  ]
            ]
      }
}

NSE_EQ|INE066A01021

Working well.

curl "https://api.upstox.com/v3/historical-candle/NSE_EQ|INE066A01021/days/1/2026-01-28/2026-01-24"
{
      "status": "success",
      "data": {
            "candles": [
                  [
                        "2026-01-28T00:00:00+05:30",
                        7124,
                        7124,
                        6851,
                        7071,
                        856378,
                        0
                  ],
                  [
                        "2026-01-27T00:00:00+05:30",
                        7020,
                        7175,
                        6910.5,
                        7164.5,
                        498369,
                        0
                  ]
            ]
      }
}

curl "https://api.upstox.com/v3/historical-candle/NSE_EQ|INE066A01021/days/1/2026-01-29/2026-01-24"
{
      "status": "success",
      "data": {
            "candles": [
                  [
                        "2026-01-28T00:00:00+05:30",
                        7124,
                        7124,
                        6851,
                        7071,
                        856378,
                        0
                  ],
                  [
                        "2026-01-27T00:00:00+05:30",
                        7020,
                        7175,
                        6910.5,
                        7164.5,
                        498369,
                        0
                  ]
            ]
      }
}
2

CDN needs to be invalidated? Ye kaisey ho gaya bhai? My system went for a toss. Generated too many wrong entry signals :man_facepalming:t4:

Other bad data examples for 1day historical candles

NSE_EQ|INE067A01029
NSE_EQ|INE070A01015
NSE_EQ|INE079A01024
NSE_EQ|INE07Y701011
NSE_EQ|INE089A01031
NSE_EQ|INE092T01019

and many more