The Return of Ruebezahl

Recording by Amon Düül II.

Recording identifiers

ISRC
DEA450605108
CopyrightID (CopyrightChains transaction hash)
0x6309cf8a4e78075d9b362ac1b4df3aca07714ccef429d2d37bf5222c0e73ac99
Copyright registration time
2026-06-12T01:54:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:4282b50ddc44cb18e9c40a04be09119382efb4e9c37969b5516ff168d45f62c6

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.