ISRC USSF61300145
Verified recording
USSF61300145 is “Vals, Op. 8, No. 4” by Agustín Barrios Mangoré,
registered on the CopyrightChains blockchain with CopyrightID
0xe24ca33bc0846624014459374e3878c6ab710c765a1efc1c51c15d89d15e640d 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/USSF61300145.
Recording identifiers
- ISRC
- USSF61300145
- Title
- Vals, Op. 8, No. 4
- Artist
- Agustín Barrios Mangoré
- CopyrightID (CopyrightChains transaction hash)
0xe24ca33bc0846624014459374e3878c6ab710c765a1efc1c51c15d89d15e640d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:e6dca4588d6e6fa434202c8ccd4dd0fadf0d78f59f3912fe54c6a74852414a7a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSF61300145
- Bitcoin block existence check
- https://blockstream.info/api/block/956304