ISRC QZFZ62087343
Verified recording
QZFZ62087343 is “The Protest” by Matduke,
registered on the CopyrightChains blockchain with CopyrightID
0x54601d46477800493da62770c74c673b25562d290eaaef851ec7498fa35a21bd and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ62087343.
Recording identifiers
- ISRC
- QZFZ62087343
- Title
- The Protest
- Artist
- Matduke
- CopyrightID (CopyrightChains transaction hash)
0x54601d46477800493da62770c74c673b25562d290eaaef851ec7498fa35a21bd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:bac2f4e7dcbaa66ab3d94e89024186510ff1b87e4edf219e5d6e42aa3ec90791- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ62087343
- Bitcoin block existence check
- https://blockstream.info/api/block/957120