ISRC CH4212300043

Verified recording

CH4212300043 is “Missa solemnis in D Major, Op. 123: I. Kyrie: Kyrie eleison. Assai sostenuto” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0x29044a21d9e362f2f3895f0f75d0ae965f605e066d6e401e39db63a166224220 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/CH4212300043.

Recording identifiers

ISRC
CH4212300043
Title
Missa solemnis in D Major, Op. 123: I. Kyrie: Kyrie eleison. Assai sostenuto
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0x29044a21d9e362f2f3895f0f75d0ae965f605e066d6e401e39db63a166224220

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:eecd8b6fa8a0033791af9c8c66480b58b0539547bccf7db9d667e02c124773ce
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4212300043
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Missa solemnis in D Major, Op. 123: I. Kyrie: Kyrie eleison. Assai sostenuto · Machine-readable JSON-LD