ISRC QZNJZ2127459
Verified recording
QZNJZ2127459 is “Una Canción” by Matute Sureda,
registered on the CopyrightChains blockchain with CopyrightID
0xb049b50a9b7b2ef229ea838e4b4cf1dda7fe4d8d95b1cd3d069351a332674ba9 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJZ2127459.
Recording identifiers
- ISRC
- QZNJZ2127459
- Title
- Una Canción
- Artist
- Matute Sureda
- CopyrightID (CopyrightChains transaction hash)
0xb049b50a9b7b2ef229ea838e4b4cf1dda7fe4d8d95b1cd3d069351a332674ba9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:0d94223be6072e07caea511d1d3285d742661dae195d06047dac680be8af85cc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJZ2127459
- Bitcoin block existence check
- https://blockstream.info/api/block/956304