ISRC BX5UA2100021
Verified recording
BX5UA2100021 is “Oi” by Kayuá,
registered on the CopyrightChains blockchain with CopyrightID
0x85cf50d3ded0b870264d99ce37b07fc8698ed4386ffbec0fd9ba7cc5a86bdc0a 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/BX5UA2100021.
Recording identifiers
- ISRC
- BX5UA2100021
- Title
- Oi
- Artist
- Kayuá
- CopyrightID (CopyrightChains transaction hash)
0x85cf50d3ded0b870264d99ce37b07fc8698ed4386ffbec0fd9ba7cc5a86bdc0a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:35d162a29a8e5dc6dcec2f54553bba264e916765ab1f5d09855e80f540d94e4a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BX5UA2100021
- Bitcoin block existence check
- https://blockstream.info/api/block/956889