Never

Recording by 4 Strings.

Recording identifiers

ISRC
NLC732100355
CopyrightID (CopyrightChains transaction hash)
0x69e8e0f07fece94ad66ca8e955f557903022fa24c5136352bfb1ee47bd7a3a03
Copyright registration time
2026-06-22T06:51:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:2c9d8717a7f030a4b9504567f3d8a9c0dfec3ae9272826c679822d46d1091d7a

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.