The Waltz

Recording by Zbigniew Preisner.

Recording identifiers

ISRC
GBE7J1060006
CopyrightID (CopyrightChains transaction hash)
0x6b7a629da42d23737c28e83c488a7d3fe098429ae50ab44b7a05068cfa747366
Copyright registration time
2026-06-21T07:16:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:011a57676efe8376060cbb7b79e3d52f7dad8ccf398067c6c20cbe88de971f69

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.