Cornerstone

Recording by Ziggy Marley.

Recording identifiers

ISRC
USFT52200001
CopyrightID (CopyrightChains transaction hash)
0x03015f7987ae22d06dd4497379c4c916f59eae00cc8ce87654c31e141ba9f5e5
Copyright registration time
2026-06-07T11:01:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:bebeadfd25f0c3a986ec8bba3be4fb363d5e94e201d25fcc0fef6126c60eb04f

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.