ISRC CLKR21600304
Verified recording
CLKR21600304 is “Llueve en el Poema” by Kalfu,
registered on the CopyrightChains blockchain with CopyrightID
0x82f465e07317fe1cdd688c1b3bb20f79975f7d5b4050b7b0420ac6bae0f75834 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CLKR21600304.
Recording identifiers
- ISRC
- CLKR21600304
- Title
- Llueve en el Poema
- Artist
- Kalfu
- CopyrightID (CopyrightChains transaction hash)
0x82f465e07317fe1cdd688c1b3bb20f79975f7d5b4050b7b0420ac6bae0f75834
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:0b3f5efa106c56b73a1a676eb038021d3f7aa899fac9fb1114e1b5e8397a8aa3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CLKR21600304
- Bitcoin block existence check
- https://blockstream.info/api/block/960368