1## 0.4.0 (TBD)
 2
 3
 4## 0.3.0 (2023-04-08)
 5
 6- Added `depth` parameter to SMT constructors in `MerkleStore` (#115).
 7- Optimized MMR peak hashing for Miden VM (#120).
 8- Added `get_leaf_depth` method to `MerkleStore` (#119).
 9- Added inner node iterators to `MerkleTree`, `SimpleSmt`, and `Mmr` (#117, #118, #121).
10
11## 0.2.0 (2023-03-24)
12
13- Implemented `Mmr` and related structs (#67).
14- Implemented `MerkleStore` (#93, #94, #95, #107 #112).
15- Added benchmarks for `MerkleStore` vs. other structs (#97).
16- Added Merkle path containers (#99).
17- Fixed depth handling in `MerklePathSet` (#110).
18- Updated Winterfell dependency to v0.6.
19
20## 0.1.4 (2023-02-22)
21
22- Re-export winter-crypto Hasher, Digest & ElementHasher (#72)
23
24## 0.1.3 (2023-02-20)
25
26- Updated Winterfell dependency to v0.5.1 (#68)
27
28## 0.1.2 (2023-02-17)
29
30- Fixed `Rpo256::hash` pad that was panicking on input (#44)
31- Added `MerklePath` wrapper to encapsulate Merkle opening verification and root computation (#53)
32- Added `NodeIndex` Merkle wrapper to encapsulate Merkle tree traversal and mappings (#54)
33
34## 0.1.1 (2023-02-06)
35
36- Introduced `merge_in_domain` for the RPO hash function, to allow using a specified domain value in the second capacity register when hashing two digests together.
37- Added a simple sparse Merkle tree implementation.
38- Added re-exports of Winterfell RandomCoin and RandomCoinError.
39
40## 0.1.0 (2022-12-02)
41
42- Initial release on crates.io containing the cryptographic primitives used in Miden VM and the Miden Rollup.
43- Hash module with the BLAKE3 and Rescue Prime Optimized hash functions.
44    - BLAKE3 is implemented with 256-bit, 192-bit, or 160-bit output.
45    - RPO is implemented with 256-bit output.
46- Merkle module, with a set of data structures related to Merkle trees, implemented using the RPO hash function.