ISRC QZNJW2497317
Verified recording
QZNJW2497317 is “Cantantes de Ayer y Hoy” by Eduardo Alcalá,
registered on the CopyrightChains blockchain with CopyrightID
0x24735cc3a977ce66d87c5ea6c92e0989f84a24195c99c325bcde93b34df34276 and independently timestamped
in Bitcoin block 960216 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJW2497317.
Recording identifiers
- ISRC
- QZNJW2497317
- Title
- Cantantes de Ayer y Hoy
- Artist
- Eduardo Alcalá
- CopyrightID (CopyrightChains transaction hash)
0x24735cc3a977ce66d87c5ea6c92e0989f84a24195c99c325bcde93b34df34276
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T06:39:12+00:00
- Bitcoin block
- 960216
- Canonical record hash
sha256:f3c9741621293b263518d2cd65f8c05f402af08c220478753bedd45e70f4cbbf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJW2497317
- Bitcoin block existence check
- https://blockstream.info/api/block/960216
Full record
Track page: Cantantes de Ayer y Hoy · Machine-readable JSON-LD