ISRC DEAF71118666

Verified recording

DEAF71118666 is “Layer Cake” by Fritz Kalkbrenner, registered on the CopyrightChains blockchain with CopyrightID 0x1878440a732c016e46770395e022e8ae7c0139d8947fa0937d9d66af5c29d22b and independently timestamped in Bitcoin block 960138 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAF71118666.

Recording identifiers

ISRC
DEAF71118666
Title
Layer Cake
Artist
Fritz Kalkbrenner
CopyrightID (CopyrightChains transaction hash)
0x1878440a732c016e46770395e022e8ae7c0139d8947fa0937d9d66af5c29d22b

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34+00:00
Bitcoin block
960138
Canonical record hash
sha256:9915681e1a2ed63781d651437f4fc2068c2aaaa56ae624b17b76b61a667fe470
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAF71118666
Bitcoin block existence check
https://blockstream.info/api/block/960138

Full record

Track page: Layer Cake · Machine-readable JSON-LD