ISRC FRZ208301803
Verified recording
FRZ208301803 is “Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xcfb932947d299aae742255e44056a7e532fb3f78d359eb6ff3b1cea2daeaf069 and independently timestamped
in Bitcoin block 956894 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301803.
Recording identifiers
- ISRC
- FRZ208301803
- Title
- Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xcfb932947d299aae742255e44056a7e532fb3f78d359eb6ff3b1cea2daeaf069
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T07:53:57+00:00
- Bitcoin block
- 956894
- Canonical record hash
sha256:813356723f52a99d8e33af17df0b8f59813b847603df07064e7b12203147204b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301803
- Bitcoin block existence check
- https://blockstream.info/api/block/956894
Full record
Track page: Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto · Machine-readable JSON-LD