pieces

Recording by Blumengarten.

Recording identifiers

ISRC
QMFMF2226211
CopyrightID (CopyrightChains transaction hash)
0x2d5559d3290d8d8aa7503a5509dab07a2bd9a1e821f60762e2fc7805964a8440
Copyright registration time
2026-06-06T10:52:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:82e3775f16b83793f668e3540ddad3612d4347429eca7356c520a38318847522

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.