ISRC USSM11801741
Verified recording
USSM11801741 is “Guantanamera” by José Fernández Diaz,
registered on the CopyrightChains blockchain with CopyrightID
0xfff9717a0b8523b93242471cdfe1b6671fb88fc93c0756ca87036420257fed1d and independently timestamped
in Bitcoin block 960207 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11801741.
Recording identifiers
- ISRC
- USSM11801741
- Title
- Guantanamera
- Artist
- José Fernández Diaz
- CopyrightID (CopyrightChains transaction hash)
0xfff9717a0b8523b93242471cdfe1b6671fb88fc93c0756ca87036420257fed1d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T04:47:22+00:00
- Bitcoin block
- 960207
- Canonical record hash
sha256:ef7d61e33e9fda89869e79d21161e3471340bf6af6e7f73a90ccc9b760422e26- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11801741
- Bitcoin block existence check
- https://blockstream.info/api/block/960207