Retreat

Recording by Martin Grotzke.

Recording identifiers

ISRC
FR59R2414815
CopyrightID (CopyrightChains transaction hash)
0x57ed536ea909545663c744f82454d2a33b7e2e1e81cd9162b3bfb2713c537971
Copyright registration time
2026-06-07T10:01:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T17:25:41Z
Bitcoin block
953536
Canonical record hash
sha256:cc3d8b89882bee8c844239643cfe349738c6c86b58ff17d12bc9e92272dddab0

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.