ISRC DES299900009

Verified recording

DES299900009 is “Cool Blue” by Wolfgang Haffner, registered on the CopyrightChains blockchain with CopyrightID 0x067e48430d33fae5537d65fa4017f2bd0d1b38253af21e7e098aba7412ed6682 and independently timestamped in Bitcoin block 960218 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES299900009.

Recording identifiers

ISRC
DES299900009
Title
Cool Blue
Artist
Wolfgang Haffner
CopyrightID (CopyrightChains transaction hash)
0x067e48430d33fae5537d65fa4017f2bd0d1b38253af21e7e098aba7412ed6682

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T06:57:05+00:00
Bitcoin block
960218
Canonical record hash
sha256:c2a8ae10b1880c9da2b458264ceb39d8e26b0d2c29d73f4cb795d4d7d0db696c
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES299900009
Bitcoin block existence check
https://blockstream.info/api/block/960218

Full record

Track page: Cool Blue · Machine-readable JSON-LD