ISRC QM4TW1614821
Verified recording
QM4TW1614821 is “El Cuernu” by Guanabanas,
registered on the CopyrightChains blockchain with CopyrightID
0x28a689920cf1de3fd358c685492e71fe5d5cad4f2934368f82dc61fb5ffc0578 and independently timestamped
in Bitcoin block 960427 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1614821.
Recording identifiers
- ISRC
- QM4TW1614821
- Title
- El Cuernu
- Artist
- Guanabanas
- CopyrightID (CopyrightChains transaction hash)
0x28a689920cf1de3fd358c685492e71fe5d5cad4f2934368f82dc61fb5ffc0578
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:59:18+00:00
- Bitcoin block
- 960427
- Canonical record hash
sha256:a69315d90ebe588e3e66f76b29e22e31a984bd3cbad614c4ca6421a5c2e9350f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1614821
- Bitcoin block existence check
- https://blockstream.info/api/block/960427