BLEM

Recording by Floris Keijzer.

Recording identifiers

ISRC
QZFYZ2492812
CopyrightID (CopyrightChains transaction hash)
0x2283eec78df61b2ad5a2550648a251a360d2523cbed9c63dfa1da8bde2fff479
Copyright registration time
2026-06-11T02:24:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:bed4d2d173cd885cab296d69f70396872aa31bcbf3c15eb91d50d25455be2ed6

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.