ISRC USQX92404977
Verified recording
USQX92404977 is “Esperanza” by Osvaldo Golijov,
registered on the CopyrightChains blockchain with CopyrightID
0x11b6c6b4b70070cd625060ed30966994d7ef026ac5410ea518ce87b10b6c47b5 and independently timestamped
in Bitcoin block 957819 on 2026-07-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX92404977.
Recording identifiers
- ISRC
- USQX92404977
- Title
- Esperanza
- Artist
- Osvaldo Golijov
- CopyrightID (CopyrightChains transaction hash)
0x11b6c6b4b70070cd625060ed30966994d7ef026ac5410ea518ce87b10b6c47b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-13T07:53:33+00:00
- Bitcoin block
- 957819
- Canonical record hash
sha256:20498e6a2ab4c3aaea3d47fa47b0da8e854a255ee5242f547655e048a3143d2f- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX92404977
- Bitcoin block existence check
- https://blockstream.info/api/block/957819