Ark-0
Ark-0 is a test network for trying things out. It may be reset at any time.

Transaction

50d9cf19a0306c7b6402cdcb0a0e12d37e81bf101b39236e3201972c0b09ce79

Status
Confirmed in block 40750 · 00000182a7ef…22953522aca5
Confirmations
10059
Time
2026-11-03 14:15:37 UTC
Fee
0.00004176
Fee rate
2 sat/vB
Virtual size
2,088 vB
Weight
8,350
Version
2
Lock time
32000

P2MR script-path spend of input 0

The node checks this spend by hashing the revealed leaf, walking the Merkle path in the control block up to a root, and requiring that root to equal the output's 32-byte witness program. This page recomputes the same steps.

SLH1 leaf (OP_CHECKSLHDSA128S)

This leaf is SLH1 byte for byte: a 32-byte SLH-DSA-SHA2-128s public key followed by OP_CHECKSLHDSA128S, an experimental opcode of this test network, not part of BIP-360. It runs from height 32000; below that height the byte is OP_SUCCESS241.

Block 40750 is at or above the activation height 32000: nodes that enforce the rule checked this signature.

SLH-DSA-SHA2-128s public key (PK.seed ‖ PK.root)
6254b87d053928b3153adf4e52e4193c4db9ffaafac0381809b0753bddee329a
Signature
7,856 bytes, carried in 16 witness elements (15 × 520 + 56 bytes) and shown here as one
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…
Tree
✓ The other leaf can only fail (6a, OP_RETURN): this is the recommended SLH1 tree.
Leaf version
0xc0
Leaf script
6254b87d053928b3153adf4e52e4193c4db9ffaafac0381809b0753bddee329a OP_CHECKSLHDSA128S
206254b87d053928b3153adf4e52e4193c4db9ffaafac0381809b0753bddee329af1
Control block
c146c7eccffefd2d573ec014130e508f0c9963ccebd7830409f7b1b1301725e9fa (33 B)
Lowest bit of the control byte
1
Depth (path length m)
1
Merkle path
46c7eccffefd2d573ec014130e508f0c9963ccebd7830409f7b1b1301725e9fa
Leaf hash (TapLeaf)
931167b7ad2f42b5302acf162ba4f1a84d310abd94c09f9ee5ab19e79e76e8dc
Recomputed root
  1. TapLeaf(0xc0, Leaf script) = 931167b7ad2f42b5302acf162ba4f1a84d310abd94c09f9ee5ab19e79e76e8dc
  2. TapBranch(931167b7…9e76e8dc, 46c7eccf…1725e9fa) = a675ab165eae96dcfd682b637dc724cc91b0a61e7069a74f8deec3b1d2d81f7b
Witness program of the output
a675ab165eae96dcfd682b637dc724cc91b0a61e7069a74f8deec3b1d2d81f7b
✓ Matches: the revealed leaf is committed to by the output.
The leaf script was executed (leaf version 0xc0, depth 1 or more).
Stack items given to the script
16 elements: the signature, shown as one above

Inputs

#AddressTypeAmount
0e2809440…5df40316:1tb1z5e66k9j746tdeltg9d3hm3eyejgmpfs7wp56wnudampmr5kcraasd9ww2cP2MR0.001

Outputs

#AddressTypeAmount
0tb1z6egfyjlmwaawqkcejaxx2kfykpl38uyekl0xqgvgmj9f5q43qylqsqyefnP2MR0.00095824Unspent