ISRC QMBZ92280225
Verified recording
QMBZ92280225 is “4U” by Nonsens,
registered on the CopyrightChains blockchain with CopyrightID
0xa0bf6243fda50325771fd28950a42b5f18d64f2de246c2ad248a026be99a070f and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ92280225.
Recording identifiers
- ISRC
- QMBZ92280225
- Title
- 4U
- Artist
- Nonsens
- CopyrightID (CopyrightChains transaction hash)
0xa0bf6243fda50325771fd28950a42b5f18d64f2de246c2ad248a026be99a070f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:8c4d50dccbfaf37c66a164dda17db1227569a6d6ba721bcd357eab961af23356- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ92280225
- Bitcoin block existence check
- https://blockstream.info/api/block/957118