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The engine's deployable build.
Node binaries and every chain runtime are not built here — they are
pinned in config/versions.env
and downloaded by ppn fetch from the release of the repo that
builds each one. This release only carries what has no upstream home.
Docker
docker run -p 10000-10030:10000-10030 -p 8545:8545 paritytech/previewnet-engine:v0.8.0Upstream Pins
- bulletin:
v0.0.26-paseo - individuality:
v0.3.3— resolved fromlatestat release time - paseo-runtimes:
v2.4.4 - polkadot-sdk:
polkadot-weekly2026w40-rc1— resolved fromlatestat release time - web3-storage:
v0.4.1-paseo— resolved fromlatestat release time - doppelganger (bite only):
v0.2.1
Per-chain bindings: networks/previewnet.json
DotNS is not built here either — since dotns v0.5.6-rc1 its release carries
the pallet-revive genesis, and ppn fetch takes it from the tag
config/versions.env pins.
Device Uniqueness Backend
Not built here — ppn fetch takes the dub binary from
device-uniqueness-backend-community's
own release at the tag config/versions.env pins, and every service is a
--role of it: dub-api (all-in-one), device-attestation-chain-writer,
registration-queue and invite-tickets-pool.
Fork bundles
Not here: they live on the rolling bites
pre-release, refreshed nightly, which is where ppn fork fetch-bundle reads them.
What's Changed
- Reset HRMP&DMP on every bite by @andrzejSulkowski in #40
- Add
ppn versionand rewrite the README around use cases by @mordamax in #37
Full Changelog: v0.7.0...v0.8.0