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jtraglia merged 1 commit into from
Apr 17, 2026
Merged

Use engine_getPayloadV6 #5123

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6 changes: 3 additions & 3 deletions specs/gloas/builder.md
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Expand Up @@ -114,7 +114,7 @@ to include. They produce a `SignedExecutionPayloadBid` as follows.
come from the same `state` and `store` by the method described in this and
the previous point.
03. Construct an execution payload. This can be performed with an external
execution engine via a call to `engine_getPayloadV5`.
execution engine via a call to `engine_getPayloadV6`.
04. Set `bid.block_hash` to be the block hash of the constructed payload, that
is `payload.block_hash`.
05. Set `bid.prev_randao` to be the previous RANDAO of the constructed payload,
Expand All @@ -136,10 +136,10 @@ to include. They produce a `SignedExecutionPayloadBid` as follows.
execution-layer payment. Bids with non-zero `execution_payment` **MUST NOT**
be broadcast to the `execution_payload_bid` gossip topic.
12. Set `bid.blob_kzg_commitments` to be the `blobsbundle.commitments` field
returned by `engine_getPayloadV5`.
returned by `engine_getPayloadV6`.
13. Set `bid.execution_requests_root` to `hash_tree_root(execution_requests)`,
where `execution_requests` is the `ExecutionRequests` field returned by
`engine_getPayloadV5`.
`engine_getPayloadV6`.

After building the `bid`, the builder obtains a `signature` of the bid by using:

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