ISRC GBUM70804893

Verified recording

GBUM70804893 is “Mass in E flat (Cantus missae), Op. 109 (1878): Agnus Dei” by Josef Rheinberger, registered on the CopyrightChains blockchain with CopyrightID 0x49c2335f15dbba9b06d1acea7da1e3436a815e188b5d570a954c7261485561aa and independently timestamped in Bitcoin block 960455 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70804893.

Recording identifiers

ISRC
GBUM70804893
Title
Mass in E flat (Cantus missae), Op. 109 (1878): Agnus Dei
Artist
Josef Rheinberger
CopyrightID (CopyrightChains transaction hash)
0x49c2335f15dbba9b06d1acea7da1e3436a815e188b5d570a954c7261485561aa

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13+00:00
Bitcoin block
960455
Canonical record hash
sha256:445e0bdb82784a6b07c9308ed0d034ddda34dd467ba74c4a9e9982499313abb7
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70804893
Bitcoin block existence check
https://blockstream.info/api/block/960455

Full record

Track page: Mass in E flat (Cantus missae), Op. 109 (1878): Agnus Dei · Machine-readable JSON-LD