27 Brunel

Recording by Sarah Spring.

Recording identifiers

ISRC
USCGJ1931933
CopyrightID (CopyrightChains transaction hash)
0x58f10ef0aeefc5b14054c08009fb4e124950ae1ac75db1dea1ed5f3683911e5a
Copyright registration time
2026-07-06T08:25:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T13:25:45Z
Bitcoin block
957041
Canonical record hash
sha256:68049475aff26abd41d49e2761276a37b8f7f06181624962f806d00a1f2125c8

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.