Blue Visa

Recording by Josh K.

Recording identifiers

ISRC
TCAHL2305350
CopyrightID (CopyrightChains transaction hash)
0x00cb9f79ed1a4c973bddcc2a70a584b13a731a7c5657a8a6cb208a5dde39e91e
Copyright registration time
2026-07-07T12:48:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8ef1200459a84d68e034edd1d8a27c9665afb255f0508ae913863399eeda5a19

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.