ISRC US5UL1503984
Verified recording
US5UL1503984 is “Chopin, Concerto 1, First Movement Theme” by Esther S Diez,
registered on the CopyrightChains blockchain with CopyrightID
0x6118339ed947d1bbd57f833084d738481fd1add3c34137a272c80218564ff0f7 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5UL1503984.
Recording identifiers
- ISRC
- US5UL1503984
- Title
- Chopin, Concerto 1, First Movement Theme
- Artist
- Esther S Diez
- CopyrightID (CopyrightChains transaction hash)
0x6118339ed947d1bbd57f833084d738481fd1add3c34137a272c80218564ff0f7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:1b00b6eaced9a851f02014653abe047071bf2e97a753638fccb059431663284a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5UL1503984
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Chopin, Concerto 1, First Movement Theme · Machine-readable JSON-LD