ISRC DEF055502717

Verified recording

DEF055502717 is “Mass In D, Op. 123 "Missa Solemnis" / 1. Kyrie - Assai sostenuto (Mit Andacht): Christe eleison” by Ludwig van Beethoven, registered on the CopyrightChains blockchain with CopyrightID 0x36b0e8a4bd1cd4297c0e2fab95dd80f69167dc1fb077138cad8c60dc97675252 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/DEF055502717.

Recording identifiers

ISRC
DEF055502717
Title
Mass In D, Op. 123 "Missa Solemnis" / 1. Kyrie - Assai sostenuto (Mit Andacht): Christe eleison
Artist
Ludwig van Beethoven
CopyrightID (CopyrightChains transaction hash)
0x36b0e8a4bd1cd4297c0e2fab95dd80f69167dc1fb077138cad8c60dc97675252

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:3b560d6610ffd8cae4b83af9242dbc09c18e8e65ba4faa44a6f57f224e99946b
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055502717
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Mass In D, Op. 123 "Missa Solemnis" / 1. Kyrie - Assai sostenuto (Mit Andacht): Christe eleison · Machine-readable JSON-LD