ISRC GBBBC2300309
Verified recording
GBBBC2300309 is “Variations on a Nursery Song, Op. 25: Var. 8. Alla marcia (Allegro moderato)” by Ernst von Dohnányi,
registered on the CopyrightChains blockchain with CopyrightID
0x0677f7c1d2ce90593477dc8da3f89ca4513d8bc4b63df8adb9967522084ec008 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/GBBBC2300309.
Recording identifiers
- ISRC
- GBBBC2300309
- Title
- Variations on a Nursery Song, Op. 25: Var. 8. Alla marcia (Allegro moderato)
- Artist
- Ernst von Dohnányi
- CopyrightID (CopyrightChains transaction hash)
0x0677f7c1d2ce90593477dc8da3f89ca4513d8bc4b63df8adb9967522084ec008
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:00f2061aa7c831ca063e79048f9383a85a0cfda0f0c25469e7c4afe88e2ad5f7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBC2300309
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Variations on a Nursery Song, Op. 25: Var. 8. Alla marcia (Allegro moderato) · Machine-readable JSON-LD