ISRC QM4TW2003556
Verified recording
QM4TW2003556 is “Prelude and Fugue in B minor, BWV 544: I. Prelude” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x7ed694496e916399f91b2735b0ade7a1ff81cee49969a01feab2e24acf7893a2 and independently timestamped
in Bitcoin block 960494 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2003556.
Recording identifiers
- ISRC
- QM4TW2003556
- Title
- Prelude and Fugue in B minor, BWV 544: I. Prelude
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x7ed694496e916399f91b2735b0ade7a1ff81cee49969a01feab2e24acf7893a2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T01:44:32+00:00
- Bitcoin block
- 960494
- Canonical record hash
sha256:34199ea03afee32f015e123678ade40febb207c713e04f97dc0ef5d1a91ea5b4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2003556
- Bitcoin block existence check
- https://blockstream.info/api/block/960494
Full record
Track page: Prelude and Fugue in B minor, BWV 544: I. Prelude · Machine-readable JSON-LD