Boomerang

Recording by Blümchen.

Recording identifiers

ISRC
DEBL60605226
CopyrightID (CopyrightChains transaction hash)
0x10f37a8ed7eade440af5f5e6b8acfb44028f0d8e90872eb9a605e08731e437d1
Copyright registration time
2026-06-04T07:59:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:bbc295fbd4186bfbd0736357027f3289326a9251025c942c33e428f499524918

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.