ISRC QM4TW2112678
Verified recording
QM4TW2112678 is “La Cura - Spain Version” by J Alvarez,
registered on the CopyrightChains blockchain with CopyrightID
0xb666d5b6f117eed0c80644df01c9dd86b15282b73a7d8f0cf1b9a38131e69093 and independently timestamped
in Bitcoin block 960330 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2112678.
Recording identifiers
- ISRC
- QM4TW2112678
- Title
- La Cura - Spain Version
- Artist
- J Alvarez
- CopyrightID (CopyrightChains transaction hash)
0xb666d5b6f117eed0c80644df01c9dd86b15282b73a7d8f0cf1b9a38131e69093
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:58:21+00:00
- Bitcoin block
- 960330
- Canonical record hash
sha256:06ebf9fa478b2308e1455a5315075d8dc3bb5a43c6e8c06a8d630e46c0187ee1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2112678
- Bitcoin block existence check
- https://blockstream.info/api/block/960330
Full record
Track page: La Cura - Spain Version · Machine-readable JSON-LD