ISRC USSM16201220

Verified recording

USSM16201220 is “Andante e rondo ungarese in C Minor for Bassoon & Orchestra, Op. 35, J. 158” by Carl Maria von Weber, registered on the CopyrightChains blockchain with CopyrightID 0x2f3aace809079d3e815a15d1d8840735061b1bc4ba613e78e5b1c4deafbef6f5 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/USSM16201220.

Recording identifiers

ISRC
USSM16201220
Title
Andante e rondo ungarese in C Minor for Bassoon & Orchestra, Op. 35, J. 158
Artist
Carl Maria von Weber
CopyrightID (CopyrightChains transaction hash)
0x2f3aace809079d3e815a15d1d8840735061b1bc4ba613e78e5b1c4deafbef6f5

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:6f8269d705e39edb37c6b9d76819a970fae43d8311cb13cb143f5062b46eb64f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM16201220
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Andante e rondo ungarese in C Minor for Bassoon & Orchestra, Op. 35, J. 158 · Machine-readable JSON-LD