Nature Boy

Recording by Primus.

Recording identifiers

ISRC
USIR19300511
CopyrightID (CopyrightChains transaction hash)
0x1f65956f47259734ef63950824f6c218e3bc4bd5dc542fa94db74662566a4448
Copyright registration time
2026-06-05T10:20:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:7d0cb6235392e486035fa3f4af0a56f7e11de333a88d9874902b3f80f6e3b51d

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.