ISRC DEF058603591
Verified recording
DEF058603591 is “Brandenburg Concerto No. 4 In G Major, BWV 1049: 1. Allegro” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x7aa52856162f3c52006e348ec531174c1c235887c286534a907779330d8440be and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058603591.
Recording identifiers
- ISRC
- DEF058603591
- Title
- Brandenburg Concerto No. 4 In G Major, BWV 1049: 1. Allegro
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x7aa52856162f3c52006e348ec531174c1c235887c286534a907779330d8440be
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:262d9c445c9d755279dcf9f540ffe131c5aae3958d4af617e46956aa21b24437- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058603591
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Brandenburg Concerto No. 4 In G Major, BWV 1049: 1. Allegro · Machine-readable JSON-LD