Blausteinsee

Recording by Nils Zimmermann.

Recording identifiers

ISRC
DEZC62273315
CopyrightID (CopyrightChains transaction hash)
0x65ed6ca599154a7048d10ba79b61f695174498486c484e56a06fb47cd454f6b0
Copyright registration time
2026-06-10T23:47:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:c389388a801089d0bbd76c422476b19a657f3de8dfa201ac4eccf13ff0447f9a

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.