Boomerang

Recording by Blümchen.

Recording identifiers

ISRC
DEBL60605275
CopyrightID (CopyrightChains transaction hash)
0x6fe1413ef13677001c92c0943410ae6d3cfa05ad0e6d3ecf39ce6b62df129573
Copyright registration time
2026-07-30T07:28:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T07:48:45Z
Bitcoin block
960222
Canonical record hash
sha256:d70a57244dbc235a7b3bb7bdd3b910c6cb7c315f8be37b52e6dfd4af9042a57e

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.