Leo

Recording by Wolfgang Haffner.

Recording identifiers

ISRC
DEA891200855
CopyrightID (CopyrightChains transaction hash)
0xd1e1e3df3a7d141e93f8df895c7e59513f6565711b970b5f0586337666b4474f
Copyright registration time
2026-07-06T03:33:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:46aafaddbfe0c50e7b72d17c870afae870aede4b8dbf5b4d0b9a27a06689cf69

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.