Boomerang II - Remastered

Recording by U2.

Recording identifiers

ISRC
GBUM70911800
CopyrightID (CopyrightChains transaction hash)
0x0ba17bfb4b1c07f13fd72db1e6bccd9e98dacf12b4316cf819eb5cc78c5eea4b
Copyright registration time
2026-06-20T02:35:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:bc793cb1d96dbd1c9bcc8fecd86158da46c6402ad14af0c7c09f64be5ec7c2c9

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.