ISRC CACWV1940308
Verified recording
CACWV1940308 is “Goodbye Summernight” by Kurubukko,
registered on the CopyrightChains blockchain with CopyrightID
0x4c90d42a8c858b5100e6b58bb95561c8ef60d2c4e0d32a3ac6739cc966eaf2ff and independently timestamped
in Bitcoin block 960494 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CACWV1940308.
Recording identifiers
- ISRC
- CACWV1940308
- Title
- Goodbye Summernight
- Artist
- Kurubukko
- CopyrightID (CopyrightChains transaction hash)
0x4c90d42a8c858b5100e6b58bb95561c8ef60d2c4e0d32a3ac6739cc966eaf2ff
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T01:44:32+00:00
- Bitcoin block
- 960494
- Canonical record hash
sha256:797b1ed005085bead6d6fce36acb4d040a6065bce4ff4876bb1a465290d0c690- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CACWV1940308
- Bitcoin block existence check
- https://blockstream.info/api/block/960494