ISRC QMBZ91913556
Verified recording
QMBZ91913556 is “Tiền” by Justin Nguyen,
registered on the CopyrightChains blockchain with CopyrightID
0xe7f87aa58de6cb9f2f620775c02edb182d0b45502a6233ef2dbdb1bebf7c80ea 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/QMBZ91913556.
Recording identifiers
- ISRC
- QMBZ91913556
- Title
- Tiền
- Artist
- Justin Nguyen
- CopyrightID (CopyrightChains transaction hash)
0xe7f87aa58de6cb9f2f620775c02edb182d0b45502a6233ef2dbdb1bebf7c80ea
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:081e4fb4a1db00372d95499fed23c91b65637df43a84afd390a952b146ca2659- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91913556
- Bitcoin block existence check
- https://blockstream.info/api/block/957120