This network upgrade introduces the following FIPs:
- FIP0052: Increase Max Sector Commitment to 3.5 years
- FIP0059: Synthetic PoRep
- FIP0071: Deterministic State Access (IPLD Reachability)
- FIP0072: Improved event syscall API
- FIP0073: Remove beneficiary from the self_destruct syscall
- FIP0075: Improvements to FVM randomness syscalls
This network version uses built-in actors v12.0.x, available on release branch: release/v12
- Storage miner actor: Fix sector activation epochs overwritten by replica update (filecoin-project/builtin-actors#1229)
- Storage miner actor: Increase max sector and deal duration to 3.5 years (filecoin-project/builtin-actors#1272)
- Storage miner actor: Batch calls to ClaimAllocations during ProveCommitAggregate (filecoin-project/builtin-actors#1304)
- Verified registry actor: Process allocation claims in batches by sector (filecoin-project/builtin-actors#1337)
- Storage miner/market actors: Batch calls to ActivateDeals by sector during ProveCommitAggregate (filecoin-project/builtin-actors#1310)
- Storage market actor: Deprecate usused ComputeDataCommitment method (filecoin-project/builtin-actors#1354)
- Storage market actor: Add CommD as option in return value from BatchActivateDeals (filecoin-project/builtin-actors#1361)
- Storage miner actor: Replace the per-sector "simple QA power" value with a bitfield of flags (filecoin-project/builtin-actors#1395)
- Storage miner actor: Added proof types for Synthetic PoRep (filecoin-project/builtin-actors#1409)
- Storage miner actor: Removed support for v1 proof types (filecoin-project/builtin-actors#1391)
- Updated FVM to v4 (https://github.com/filecoin-project/builtin-actors/commit/3c8244fad9844dd9cfde84e071728cbb10380371)
- Changes to randomness drawing to accommodate FVM changes (filecoin-project/builtin-actors#1378)
- Remove beneficiary address from self-destruct (filecoin-project/builtin-actors#1362)
Here is most of the diff from v11. This comparison is incomplete because the release/v11 branch reverted two significant changes after the branch point.