ISRC CAK721941930
Verified recording
CAK721941930 is “Ciaccona” by Alexandre Da Costa,
registered on the CopyrightChains blockchain with CopyrightID
0x21838429801ab157ba075f9b73ea3d611f08bc70a7b6d0d361c29ca5843a5b87 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAK721941930.
Recording identifiers
- ISRC
- CAK721941930
- Title
- Ciaccona
- Artist
- Alexandre Da Costa
- CopyrightID (CopyrightChains transaction hash)
0x21838429801ab157ba075f9b73ea3d611f08bc70a7b6d0d361c29ca5843a5b87
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:976fd893c5c94b7b92018b05290cc6af62123c59614cd7c4f3fe29d31db047c1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAK721941930
- Bitcoin block existence check
- https://blockstream.info/api/block/960334