ISRC QMBZ91920424
Verified recording
QMBZ91920424 is “Interlude” by Tufu,
registered on the CopyrightChains blockchain with CopyrightID
0xa1eb331bd327ffa014d61f1a18ff4c69f65e4b9593b4881e366891dd0b83d686 and independently timestamped
in Bitcoin block 960207 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91920424.
Recording identifiers
- ISRC
- QMBZ91920424
- Title
- Interlude
- Artist
- Tufu
- CopyrightID (CopyrightChains transaction hash)
0xa1eb331bd327ffa014d61f1a18ff4c69f65e4b9593b4881e366891dd0b83d686
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T04:47:22+00:00
- Bitcoin block
- 960207
- Canonical record hash
sha256:faae5397c068249227764abac3b438b481aea345e5250694d6570161557ec06d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91920424
- Bitcoin block existence check
- https://blockstream.info/api/block/960207