Nobody Knows

Recording by David Zaffiro.

Recording identifiers

ISRC
USACX1003124
CopyrightID (CopyrightChains transaction hash)
0xad9d4274a47b65c5a85a48b32dab038362d71c1b8532c518bb1ea67c37102f72
Copyright registration time
2026-07-31T22:57:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T23:30:38Z
Bitcoin block
960478
Canonical record hash
sha256:5d32b7756d25636afe36a9da3b359ce1f0926a04e30c7730dfdc1a1b835fe7e3

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.