To All the Girls I've Loved Before

Recording by Marcel Leemkuil.

Recording identifiers

ISRC
NLH5J2100014
CopyrightID (CopyrightChains transaction hash)
0x23ef7fa88162191c138bc749d87c18b152b73e1af939cfeb6526938ae811571a
Copyright registration time
2026-07-06T21:58:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:170fd78e0129cf3563d02f9a92218c7ba4e3591c898ccb40034b79ec8ebc24b9

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.