ISRC DEF056630520

Verified recording

DEF056630520 is “Missa solemnis, Op. 123: V. Agnus Dei: c. Agnus Dei. Allegro assai” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0x9961cfe7d4d8edfc928c0faa25437d9d197df86f1e7ec443b1294acf0862401d 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/DEF056630520.

Recording identifiers

ISRC
DEF056630520
Title
Missa solemnis, Op. 123: V. Agnus Dei: c. Agnus Dei. Allegro assai
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0x9961cfe7d4d8edfc928c0faa25437d9d197df86f1e7ec443b1294acf0862401d

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:d7af36ba58cd4c7d6af37d794cee1fa770cf7a1516a33c702ae7a5a83f439bc9
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056630520
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Missa solemnis, Op. 123: V. Agnus Dei: c. Agnus Dei. Allegro assai · Machine-readable JSON-LD