ISRC USSM11600999

Verified recording

USSM11600999 is “Missa Solemnis in D Major, Op. 123: I. Kyrie” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0x40f64ab49304f2d31dc0cdee4fec03c34082327c068384926d926dcff52850f4 and independently timestamped in Bitcoin block 953520 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11600999.

Recording identifiers

ISRC
USSM11600999
Title
Missa Solemnis in D Major, Op. 123: I. Kyrie
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0x40f64ab49304f2d31dc0cdee4fec03c34082327c068384926d926dcff52850f4

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:bf5ecd61708ba1f325e02dd932bd5bec5e671791cd214e216d94f08afa8c03d0
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11600999
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: Missa Solemnis in D Major, Op. 123: I. Kyrie · Machine-readable JSON-LD