Blind Man

Recording by Ari Borger Quartet.

Recording identifiers

ISRC
BRSTS0700008
CopyrightID (CopyrightChains transaction hash)
0x4fd1a823e73cf5cf6c74dc017d8f8eb8cd74e1921d8ee44ed443b2105493652a
Copyright registration time
2026-07-07T20:48:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:c4d9e90fe8d3298c9f52472dcfc148db9b7c49e3ffbfa42fae56413feb01431c

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.