ISRC US2BR9700424
Verified recording
US2BR9700424 is “Cuatro Palabras” by Oscar D'León,
registered on the CopyrightChains blockchain with CopyrightID
0x402ddaa6c665f7dfc6bf6d0df41d62348db579dd405e08cdb55a88a9b9f93bd2 and independently timestamped
in Bitcoin block 960173 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2BR9700424.
Recording identifiers
- ISRC
- US2BR9700424
- Title
- Cuatro Palabras
- Artist
- Oscar D'León
- CopyrightID (CopyrightChains transaction hash)
0x402ddaa6c665f7dfc6bf6d0df41d62348db579dd405e08cdb55a88a9b9f93bd2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:11:40+00:00
- Bitcoin block
- 960173
- Canonical record hash
sha256:22df97e322577f01bcde278bf91efe2dc572c71e6e4e7318b239bc2018257bee- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2BR9700424
- Bitcoin block existence check
- https://blockstream.info/api/block/960173