ISRC USPBR0421576
Verified recording
USPBR0421576 is “The Ugly Duckling (Tune)” by Liz Carroll,
registered on the CopyrightChains blockchain with CopyrightID
0x592eda71239ba0e36348918891554f77eb021ab6c9d40fb613a227379b8ca502 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/USPBR0421576.
Recording identifiers
- ISRC
- USPBR0421576
- Title
- The Ugly Duckling (Tune)
- Artist
- Liz Carroll
- CopyrightID (CopyrightChains transaction hash)
0x592eda71239ba0e36348918891554f77eb021ab6c9d40fb613a227379b8ca502
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:6beb84dcc5db8208b84389f8cb73273f86c477b5bac52c7a216a414ba50c71d0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPBR0421576
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Ugly Duckling (Tune) · Machine-readable JSON-LD