HEI

Historical Exchange Index

A quiet registry of crypto exchanges, active and gone.

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Exchange record

Blueprint

DEX/exchange-like protocol candidate represented by CoinGecko source data and an official domain reference. HEI records Blueprint as an active protocol seed record pending stronger operating-history evidence.

DEXActive
Also known as: blueprint.fi

Registry sequence

Key facts

Launch date
Death date
Years
—–—
Origin
Confidence
medium
Last verified
2026-06-03

URL handling

Preferred action
Use current URL handling based on status below.
URL status
Live verified
Archived URL

Summary

DEX/exchange-like protocol candidate represented by CoinGecko source data and an official domain reference. HEI records Blueprint as an active protocol seed record pending stronger operating-history evidence.

Timeline

Blueprint recorded as protocol seed record
2026-06-03listed_referencelow

Blueprint is recorded as a DEX/exchange-like protocol entity based on its CoinGecko exchange source row and official domain reference.

Evidence

Blueprintofficial_statementhigh reliabilityentityarchive
CoinGeckodatabase_referencemedium reliabilityentityarchive

Related records

Notes and record state

Record note
Added from verified-unadded row hei_unadded_0378. This record should be improved later with stronger official, launch, chain, or operating-history evidence.
Revision state
Records may be incomplete, approximate, contested, or revised as better evidence becomes available.
This record may be incomplete or revised. Dead-side entries prefer archived URLs over original domains. Dates, causes, and classifications may change when stronger evidence becomes available. Contact / corrections

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