I want to be happy

Recording by Contrabass: Karel Vejvoda.

Recording identifiers

ISRC
DER750623611
CopyrightID (CopyrightChains transaction hash)
0x71dd66671b98ece851122529079584e1549bf50065850c0d4e51e8cbe666dfaf
Copyright registration time
2026-07-06T18:11:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-14T18:13:17Z
Bitcoin block
958041
Canonical record hash
sha256:d4906c99256643eced8ed2b8ed27d88751338434c0edccf71ab1eddea43ec72b

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.