Leo

Recording by Hans-Ulrich Pohl.

Recording identifiers

ISRC
DENM12100094
CopyrightID (CopyrightChains transaction hash)
0x3658f772f8e4f99f88324dea2dc90b31ddc011974b9fced34a7ccfdedb33e1b0
Copyright registration time
2026-07-29T11:38:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T12:35:17Z
Bitcoin block
960105
Canonical record hash
sha256:f801e3bc200f9e1efdebd162ee9045043cf4351565964d2e4fa1c6561dcc280a

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.