ISRC QZWV32435576
Verified recording
QZWV32435576 is “Música de Oficina Calmante” by Concentracíon,
registered on the CopyrightChains blockchain with CopyrightID
0x1c09207316c45d0d9dc4c0e1060ee98143a409c1ac171d1661ea3aa219120da2 and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWV32435576.
Recording identifiers
- ISRC
- QZWV32435576
- Title
- Música de Oficina Calmante
- Artist
- Concentracíon
- CopyrightID (CopyrightChains transaction hash)
0x1c09207316c45d0d9dc4c0e1060ee98143a409c1ac171d1661ea3aa219120da2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:39a369702a5ac6ec77741d0f7a3688e36a7635132c88b208531a94d6dc89c698- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWV32435576
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Música de Oficina Calmante · Machine-readable JSON-LD