ISRC FRZ208704304
Verified recording
FRZ208704304 is “Bach, CPE: Oboe Sonata in G Minor, Wq. 135: III. (b) Vivace, da capo” by Carl Philipp Emanuel Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x212c4df89d1e959e174a65eb353f8904090a9250731c9719bc8e376897e1c7a7 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/FRZ208704304.
Recording identifiers
- ISRC
- FRZ208704304
- Title
- Bach, CPE: Oboe Sonata in G Minor, Wq. 135: III. (b) Vivace, da capo
- Artist
- Carl Philipp Emanuel Bach
- CopyrightID (CopyrightChains transaction hash)
0x212c4df89d1e959e174a65eb353f8904090a9250731c9719bc8e376897e1c7a7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:062131cc7bab7f6ebdd920d60dcebc21200040aca94d1cffd4aebce651c88868- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208704304
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Bach, CPE: Oboe Sonata in G Minor, Wq. 135: III. (b) Vivace, da capo · Machine-readable JSON-LD