ISRC GBF076810621
Verified recording
GBF076810621 is “Laut verkünde unsre Freude, K.623: 1a. Coro - "Laute verkünde unsre Freude"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xccdbd08d8349f142d15f51efd69e3560e52ec0460936fe054e70aecfbb7535bc and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076810621.
Recording identifiers
- ISRC
- GBF076810621
- Title
- Laut verkünde unsre Freude, K.623: 1a. Coro - "Laute verkünde unsre Freude"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xccdbd08d8349f142d15f51efd69e3560e52ec0460936fe054e70aecfbb7535bc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:c1fbb0f6bc30807ec2bb0cd8374df35d17c10dc3b5d676615dab28bc9986722c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF076810621
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Laut verkünde unsre Freude, K.623: 1a. Coro - "Laute verkünde unsre Freude" · Machine-readable JSON-LD