ISRC GBF076810623
Verified recording
GBF076810623 is “Laut verkünde unsre Freude, K.623: 3/4: Recit/Duo: "Wohlan, ihr Brüder...Lange sollen..."” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x0096056104d9a17d0ccc56f31862043012ffcb6c99ba54b3ff76ddbf5e58b2ab 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/GBF076810623.
Recording identifiers
- ISRC
- GBF076810623
- Title
- Laut verkünde unsre Freude, K.623: 3/4: Recit/Duo: "Wohlan, ihr Brüder...Lange sollen..."
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x0096056104d9a17d0ccc56f31862043012ffcb6c99ba54b3ff76ddbf5e58b2ab
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:01eb20d2d73611fb437230673b90cb6df1b425e2894bf29955dfcfdc87088594- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076810623
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Laut verkünde unsre Freude, K.623: 3/4: Recit/Duo: "Wohlan, ihr Brüder...Lange sollen..." · Machine-readable JSON-LD