ISRC GBLWD0412207

Verified recording

GBLWD0412207 is “The Marriage of Figaro, K. 492, Act III: Must I be made to suffer (Count)” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0xd6ea09ccbff2bd7219ce7ed7848f99d4c4749ae41567ed4e366823a42e18b13b and independently timestamped in Bitcoin block 957120 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD0412207.

Recording identifiers

ISRC
GBLWD0412207
Title
The Marriage of Figaro, K. 492, Act III: Must I be made to suffer (Count)
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0xd6ea09ccbff2bd7219ce7ed7848f99d4c4749ae41567ed4e366823a42e18b13b

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41+00:00
Bitcoin block
957120
Canonical record hash
sha256:3007f7b8dd8a91b48d668d2341f8aefc7f2b75089e66ef03ee3ac758ca05bd24
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD0412207
Bitcoin block existence check
https://blockstream.info/api/block/957120

Full record

Track page: The Marriage of Figaro, K. 492, Act III: Must I be made to suffer (Count) · Machine-readable JSON-LD