Zapfanlage

Recording by Dietmar Wischmeyer.

Recording identifiers

ISRC
DED439808000
CopyrightID (CopyrightChains transaction hash)
0x689b0c80fc241e6438547e64a6ccf861d294451f5ec9008ebdb2e85874a130b1
Copyright registration time
2026-07-07T00:29:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:74e6642d317bc28f7cbcb14b918325923f51a63beb5a3e348edf6c4e2d870dc9

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.