ISRC GBBBC2300310
Verified recording
GBBBC2300310 is “Variations on a Nursery Song, Op. 25: Var. 9. Presto - Andante rubato” by Ernst von Dohnányi,
registered on the CopyrightChains blockchain with CopyrightID
0x6e4e9f5b53dc56033adba3083697b8730f3935df235e83d228e01d0c3f0193d8 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/GBBBC2300310.
Recording identifiers
- ISRC
- GBBBC2300310
- Title
- Variations on a Nursery Song, Op. 25: Var. 9. Presto - Andante rubato
- Artist
- Ernst von Dohnányi
- CopyrightID (CopyrightChains transaction hash)
0x6e4e9f5b53dc56033adba3083697b8730f3935df235e83d228e01d0c3f0193d8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:91e6ead9e1914adbd25763864678a404a394b46a4505184c1191ba61279e1b76- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2300310
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Variations on a Nursery Song, Op. 25: Var. 9. Presto - Andante rubato · Machine-readable JSON-LD