ISRC US66W1001889
Verified recording
US66W1001889 is “Tranquilos” by Cuarto Poder,
registered on the CopyrightChains blockchain with CopyrightID
0xd56126b616e05477091aa8cf2d390f2cf6bc6e5f901d3b5a31e90eb181dce8f6 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US66W1001889.
Recording identifiers
- ISRC
- US66W1001889
- Title
- Tranquilos
- Artist
- Cuarto Poder
- CopyrightID (CopyrightChains transaction hash)
0xd56126b616e05477091aa8cf2d390f2cf6bc6e5f901d3b5a31e90eb181dce8f6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:11977d6b7e935532ed83857b6f48498a13e6ee7bad8738bfdbf9a5688cb630a6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US66W1001889
- Bitcoin block existence check
- https://blockstream.info/api/block/957118