Marwa Blues

Recording by George Harrison.

Recording identifiers

ISRC
GBAYH0200007
CopyrightID (CopyrightChains transaction hash)
0xa793a12ce165deeda1856380e5f70fb542ac6e03fbedcb1a30e0ce9f645cb491
Copyright registration time
2026-06-06T15:12:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:af9ef5efe49c87018018a75d9c3e283534c9093808602762f5407bf68f8ab21f

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.