Old Friend

Recording by Sarah Spring.

Recording identifiers

ISRC
QM24S2102143
CopyrightID (CopyrightChains transaction hash)
0xb7df5583d30798af776f327b637d92d333d3241826b657f1f7d01769f0652bd6
Copyright registration time
2026-06-23T20:03:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:bad7256a72795c8ccde40ac6aaac9e5711c88f2f3d0d4e2239ee9fee25bfc7fc

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.