ISRC USB8U1004132

Verified recording

USB8U1004132 is “Symphonie concertante in E-Flat Major, W. C33: I. Allegro (cadenza by B. Banfalvi)” by Johann Christian Bach, registered on the CopyrightChains blockchain with CopyrightID 0xff0a443f0552e1cc60d80d0e88bf3eca63f7d9a89759c5223a538a3ad861a560 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/USB8U1004132.

Recording identifiers

ISRC
USB8U1004132
Title
Symphonie concertante in E-Flat Major, W. C33: I. Allegro (cadenza by B. Banfalvi)
Artist
Johann Christian Bach
CopyrightID (CopyrightChains transaction hash)
0xff0a443f0552e1cc60d80d0e88bf3eca63f7d9a89759c5223a538a3ad861a560

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:bd27043a49b4fcbad35b2f196a8106e8bbec6ddfcf27adb8517ea6be471011b2
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1004132
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Symphonie concertante in E-Flat Major, W. C33: I. Allegro (cadenza by B. Banfalvi) · Machine-readable JSON-LD