ISRC QZNJV2525677
Verified recording
QZNJV2525677 is “Preludes from "Klavierbuchlein Fur W. Fr. Bach": 1. Prelude in C Major, Bwv 924” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x15ad9724bdec854dd401005c3c69872cc4ed4c47aeea9b5e226eee6d7a72f2e9 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJV2525677.
Recording identifiers
- ISRC
- QZNJV2525677
- Title
- Preludes from "Klavierbuchlein Fur W. Fr. Bach": 1. Prelude in C Major, Bwv 924
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x15ad9724bdec854dd401005c3c69872cc4ed4c47aeea9b5e226eee6d7a72f2e9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:dad6587f473b00825a8343df244529635449cc7b16bd0a9e58fcc63156aaf5fe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJV2525677
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Preludes from "Klavierbuchlein Fur W. Fr. Bach": 1. Prelude in C Major, Bwv 924 · Machine-readable JSON-LD