ISRC USSM19503344
Verified recording
USSM19503344 is “Nonsense Madrigals: 1. Two Dreams and Little Bat” by György Ligeti,
registered on the CopyrightChains blockchain with CopyrightID
0xda9829379a5758dc66bdb089c6264221f57336e8318801290fbb105419c484d6 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19503344.
Recording identifiers
- ISRC
- USSM19503344
- Title
- Nonsense Madrigals: 1. Two Dreams and Little Bat
- Artist
- György Ligeti
- CopyrightID (CopyrightChains transaction hash)
0xda9829379a5758dc66bdb089c6264221f57336e8318801290fbb105419c484d6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:66c3638be2863011069aab4916647de12b1cd828767160109c35c70d74ddff22- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19503344
- Bitcoin block existence check
- https://blockstream.info/api/block/960473
Full record
Track page: Nonsense Madrigals: 1. Two Dreams and Little Bat · Machine-readable JSON-LD