ISRC CRUM72200003
Verified recording
CRUM72200003 is “Siempre” by KAVVO,
registered on the CopyrightChains blockchain with CopyrightID
0xdf22ffbb1664516a4a1cfe530623c570503557191b337298d229812f9cd0028a and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CRUM72200003.
Recording identifiers
- ISRC
- CRUM72200003
- Title
- Siempre
- Artist
- KAVVO
- CopyrightID (CopyrightChains transaction hash)
0xdf22ffbb1664516a4a1cfe530623c570503557191b337298d229812f9cd0028a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:b04de87d197a2e4ebb76d5b24a7b93b60beef588a6af616fc66ae79f4c96fb3a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CRUM72200003
- Bitcoin block existence check
- https://blockstream.info/api/block/953520