Nordic walking

Recording by Dietmar Wischmeyer.

Recording identifiers

ISRC
DED430510100
CopyrightID (CopyrightChains transaction hash)
0x177b6c12436d17973adbd6128e1cf7c2dfca2920b8e7eea991742e9972816d51
Copyright registration time
2026-07-29T22:11:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T22:48:59Z
Bitcoin block
960160
Canonical record hash
sha256:37cf66119fd39f8215c1fceffdc04b79b86e1eb94946054964002707c5ddf5d7

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.