The Seasons: III. Prelude 2 - Live

Recording by John Cage.

Recording identifiers

ISRC
DEN962300653
CopyrightID (CopyrightChains transaction hash)
0x249709da24d763434c450b76dd80db662f8cf5c790cbd63c4ad62c2f461d63f0
Copyright registration time
2026-07-06T18:18:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:2d658bf3c2cc44994b69fa657440c0a8f23607b7158320a2d7fbf60480090132

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.