Sommer in der Stadt

Recording by Dietmar Wischmeyer.

Recording identifiers

ISRC
DED430092500
CopyrightID (CopyrightChains transaction hash)
0x68552b4e02c8624faf5196183c5ab6d708b475d87713221db301f1e8917e2850
Copyright registration time
2026-07-29T17:20:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:0be7cc1a58914863c79d9c72805ebee61f0d913b767f82b7ede2b163c3f00dc8

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.