ISRC QZMHK2357863
Verified recording
QZMHK2357863 is “butterfly” by Marshall B,
registered on the CopyrightChains blockchain with CopyrightID
0x19cc76241b1cbe52ee8e4352b32bc1ce236ac0410ad52c8838103ec1d990113d and independently timestamped
in Bitcoin block 957145 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMHK2357863.
Recording identifiers
- ISRC
- QZMHK2357863
- Title
- butterfly
- Artist
- Marshall B
- CopyrightID (CopyrightChains transaction hash)
0x19cc76241b1cbe52ee8e4352b32bc1ce236ac0410ad52c8838103ec1d990113d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T08:56:20+00:00
- Bitcoin block
- 957145
- Canonical record hash
sha256:e6c874cad3a97e2f81aa449385cafcda3ff3b512edb6a3d3690d1bc574e7c64c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMHK2357863
- Bitcoin block existence check
- https://blockstream.info/api/block/957145