Quest

Recording by John Cage.

Recording identifiers

ISRC
DEB330284419
CopyrightID (CopyrightChains transaction hash)
0xb6dfb6520860ca244a70ef3d5780b4741a3598e674a8240453416608598cd892
Copyright registration time
2026-07-07T02:12:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:79147ea8949517d7fbe12ce20567c64cdb41d59d1acd405bae901a66cf209f3a

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.