Not Because It’s Easy, But Because It’s Hard

Recording by Jens Lekman.

Recording identifiers

ISRC
US38W1937003
CopyrightID (CopyrightChains transaction hash)
0xffc7e1f577b1df736f4b7bed79872243193a4f7659e1c50e44440db9f2990091
Copyright registration time
2026-07-06T06:12:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:3ed66827fc444b9a8831bc9ac62b54fd8a162146871a50f20d0fb4eb422b0ac6

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.