Boomerang

Recording by Blümchen.

Recording identifiers

ISRC
DEBL60605320
CopyrightID (CopyrightChains transaction hash)
0x241ed63c523cc63e90dc6543a581557a0e25535a4565f5252aa333f7cc43f32b
Copyright registration time
2026-06-08T20:26:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:55f07d0fc7b2c4566abe4ba1d01545bac865d943ec7ecc800081d3c32d6bd32c

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.