Zurich

Recording by Jóhann Jóhannsson.

Recording identifiers

ISRC
DEN961930005
CopyrightID (CopyrightChains transaction hash)
0xb75bd99457b50339152a7fb7c0f388a690990d67efb642d687c0c6c7e05e59aa
Copyright registration time
2026-06-07T19:37:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:20e8a225c6afa8e66af805ff542591aaf564fb5c399b19c2dbc9fff9003714a3

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.