ISRC DEF057803374
Verified recording
DEF057803374 is “Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto – Trio I – Polacca – Trio II” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x8f5e2b35aa47fbaa8e8867fb3334d16bf70995ee92f9bc7e2b5ae4c908c8c23c and independently timestamped
in Bitcoin block 956856 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057803374.
Recording identifiers
- ISRC
- DEF057803374
- Title
- Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto – Trio I – Polacca – Trio II
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x8f5e2b35aa47fbaa8e8867fb3334d16bf70995ee92f9bc7e2b5ae4c908c8c23c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T01:25:57+00:00
- Bitcoin block
- 956856
- Canonical record hash
sha256:92abf786a97e3f8a6d533dea6d30f28c8dce6ebc683cacffc742a5ea4687643a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057803374
- Bitcoin block existence check
- https://blockstream.info/api/block/956856
Full record
Track page: Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto – Trio I – Polacca – Trio II · Machine-readable JSON-LD