Class LookupHistoryItem

constructor

• new LookupHistoryItem(
      hash: Blake2bHash & pvm.WithOpaque<"PreimageHash">,
      length: U32,
      slots: readonly (
          number & WithBytesRepresentation<4> & pvm.WithOpaque<"TimeSlot[u32]">
      )[] & pvm.WithOpaque<"0-3 timeslots">,
  ): LookupHistoryItem

  Parameters

  • hash: Blake2bHash & pvm.WithOpaque<"PreimageHash">
  • length: U32
  • slots: readonly (number & WithBytesRepresentation<4> & pvm.WithOpaque<"TimeSlot[u32]">)[] & pvm.WithOpaque<
        "0-3 timeslots",
    >

    Preimage availability history as a sequence of time slots. See PreimageStatus and the following GP fragment for more details. https://graypaper.fluffylabs.dev/#/5f542d7/11780011a500

  Returns LookupHistoryItem

Readonlyhash

Readonlylength

Readonlyslots

StaticisRequested

• isRequested(
      item:
          | readonly (
              number & WithBytesRepresentation<4> & pvm.WithOpaque<"TimeSlot[u32]">
          )[] & pvm.WithOpaque<"0-3 timeslots">
          | LookupHistoryItem,
  ): boolean

  Parameters

  • item:
        | readonly (
            number & WithBytesRepresentation<4> & pvm.WithOpaque<"TimeSlot[u32]">
        )[] & pvm.WithOpaque<"0-3 timeslots">
        | LookupHistoryItem

  Returns boolean