Let My Key Be C

Recording by Nils Frahm.

Recording identifiers

ISRC
GBWZD1102803
CopyrightID (CopyrightChains transaction hash)
0xd985a53fce1f915ce61016bf0cb6ad5ba659f11482b0636bc4b9a7101bad4583
Copyright registration time
2026-06-06T22:33:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:fdc82b1cba8f28e6324af026ad7666ab77c23ca09a3c521ee5547b684a37ef21

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.