ISRC CH6542271699
Verified recording
CH6542271699 is “Preludes, Op. 23: Prelude in E-Flat Major, Op. 23, No. 6, Andante” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x13e9b9b14d16f7d1328a9a7a329c6b40a8d40c8442781bf7c4212a5c109261ea and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6542271699.
Recording identifiers
- ISRC
- CH6542271699
- Title
- Preludes, Op. 23: Prelude in E-Flat Major, Op. 23, No. 6, Andante
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x13e9b9b14d16f7d1328a9a7a329c6b40a8d40c8442781bf7c4212a5c109261ea
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:0a51eee1ea27c9f5f7c79a52e67f1638568560d470a54d1a14c8251e0c68e443- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6542271699
- Bitcoin block existence check
- https://blockstream.info/api/block/960344
Full record
Track page: Preludes, Op. 23: Prelude in E-Flat Major, Op. 23, No. 6, Andante · Machine-readable JSON-LD