Zurich

Recording by Guillaume Roussel.

Recording identifiers

ISRC
USQX91903225
CopyrightID (CopyrightChains transaction hash)
0x7a6b97c6ed32c23fa2b8b2531dcceac3b0162e082ed5a5ea130c4d0931184920
Copyright registration time
2026-07-07T17:13:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:5f9882f887bc364a414ef6f092274efe0d9b06c9c798cac98c004f928b66468b

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.