ISRC QZS7J2415720
Verified recording
QZS7J2415720 is “Tú Sí” by MJ Nebreda,
registered on the CopyrightChains blockchain with CopyrightID
0x9fe23921d06d6d8d20dccdba91833e207faad1d283e4c8adf1b71eeaf4aa8a6e 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/QZS7J2415720.
Recording identifiers
- ISRC
- QZS7J2415720
- Title
- Tú Sí
- Artist
- MJ Nebreda
- CopyrightID (CopyrightChains transaction hash)
0x9fe23921d06d6d8d20dccdba91833e207faad1d283e4c8adf1b71eeaf4aa8a6e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:6768db29bd82ab674eb20cd82ae3246020c2fe4e768b9c8a2f95187ceef1d014- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZS7J2415720
- Bitcoin block existence check
- https://blockstream.info/api/block/956304