ISRC DEF056702644
Verified recording
DEF056702644 is “Brandenburg Concerto No. 1 in F, BWV 1046: 4. Menuet - Trio - Polonaise” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x1e81590179c8cc8a274c3881d488e64fa82cd9f22374be056341f5a2d4f807d5 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056702644.
Recording identifiers
- ISRC
- DEF056702644
- Title
- Brandenburg Concerto No. 1 in F, BWV 1046: 4. Menuet - Trio - Polonaise
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x1e81590179c8cc8a274c3881d488e64fa82cd9f22374be056341f5a2d4f807d5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:a4f67567d2a061938c93800b061e184ad230b8f882be27c3a8514dae682de428- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056702644
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Brandenburg Concerto No. 1 in F, BWV 1046: 4. Menuet - Trio - Polonaise · Machine-readable JSON-LD