I Should Have Known

Recording by Jaap Reesema.

Recording identifiers

ISRC
NLP761000223
CopyrightID (CopyrightChains transaction hash)
0xbf3eb4ca2c64e0a6c63c271f2a5e8d6664438d6c433108619ac1729ceb1791f2
Copyright registration time
2026-07-06T23:34:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f9376421b844b9e82ebc6810fdf9abebeb733054bb140322733ad428747587e1

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.