ISRC DES380000213
Verified recording
DES380000213 is “Toy Symphony in C Major: I. Allegro” by Leopold Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x539d6c8913072adf15628e71ff3754f26d9e6dba96fd6a2f5dc961981324bc75 and independently timestamped
in Bitcoin block 960111 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380000213.
Recording identifiers
- ISRC
- DES380000213
- Title
- Toy Symphony in C Major: I. Allegro
- Artist
- Leopold Mozart
- CopyrightID (CopyrightChains transaction hash)
0x539d6c8913072adf15628e71ff3754f26d9e6dba96fd6a2f5dc961981324bc75
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:21:01+00:00
- Bitcoin block
- 960111
- Canonical record hash
sha256:06c72f7c6187bae6e8e79f27c67897d98093d75f9c5b756273d70d2d065615f1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380000213
- Bitcoin block existence check
- https://blockstream.info/api/block/960111
Full record
Track page: Toy Symphony in C Major: I. Allegro · Machine-readable JSON-LD