ISRC QM4TW1614824
Verified recording
QM4TW1614824 is “Cuando un Amigo Se Va” by Guanabanas,
registered on the CopyrightChains blockchain with CopyrightID
0x44f424f5186db95b2378315134218e566f2a481ea11e733d0a4bb342749fea27 and independently timestamped
in Bitcoin block 960379 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1614824.
Recording identifiers
- ISRC
- QM4TW1614824
- Title
- Cuando un Amigo Se Va
- Artist
- Guanabanas
- CopyrightID (CopyrightChains transaction hash)
0x44f424f5186db95b2378315134218e566f2a481ea11e733d0a4bb342749fea27
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:25:34+00:00
- Bitcoin block
- 960379
- Canonical record hash
sha256:294863389e0f53d4561accbc6534f2b29c6d5114938e598431be3e1f0e3dce0c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1614824
- Bitcoin block existence check
- https://blockstream.info/api/block/960379
Full record
Track page: Cuando un Amigo Se Va · Machine-readable JSON-LD