Blue Bar

Recording by Wolfgang Haffner.

Recording identifiers

ISRC
DEA890600650
CopyrightID (CopyrightChains transaction hash)
0x7eac64a84103e60f5f51ab8eb94e1d41e86e274ee39068ff54adf45b50605e30
Copyright registration time
2026-07-07T03:36:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:392a2ab7b011ee932d2119c6a9f91bddfcd421ed10d7a41e8d8dbd0a8162f356

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.