ISRC US3DF2029561
Verified recording
US3DF2029561 is “Sombras” by Los 4 De Cordoba,
registered on the CopyrightChains blockchain with CopyrightID
0xa0fb7c6b275716c549cc004cca1cf622d767668fca8949053be521c07f953ace and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2029561.
Recording identifiers
- ISRC
- US3DF2029561
- Title
- Sombras
- Artist
- Los 4 De Cordoba
- CopyrightID (CopyrightChains transaction hash)
0xa0fb7c6b275716c549cc004cca1cf622d767668fca8949053be521c07f953ace
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:0e4b17e64581fa214bfb0bde9a2c93f9f96f91510c863a5ce1c192a2d7d2f116- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US3DF2029561
- Bitcoin block existence check
- https://blockstream.info/api/block/956889