ISRC USTCZ0919056

Verified recording

USTCZ0919056 is “The Sound Of Music (Medley)” by Ernesto Cortazar, registered on the CopyrightChains blockchain with CopyrightID 0x5278a9df702a2e12a963788ff46894cdcdfb1944df23333249f5b27080b81df2 and independently timestamped in Bitcoin block 956304 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTCZ0919056.

Recording identifiers

ISRC
USTCZ0919056
Title
The Sound Of Music (Medley)
Artist
Ernesto Cortazar
CopyrightID (CopyrightChains transaction hash)
0x5278a9df702a2e12a963788ff46894cdcdfb1944df23333249f5b27080b81df2

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:76b7ea4e60b1f91829c1f5bcaf889aa96c6bc1e515515cf47fc8327bb4c3de50
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USTCZ0919056
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: The Sound Of Music (Medley) · Machine-readable JSON-LD