Six Melodoes: Melody 2

Recording by John Cage.

Recording identifiers

ISRC
DEB161000304
CopyrightID (CopyrightChains transaction hash)
0x20136e583501297f9144099cd7d9bf8528e2b8143373560d91646b02f8624634
Copyright registration time
2026-07-30T12:38:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T12:51:24Z
Bitcoin block
960259
Canonical record hash
sha256:eb25337a79bd270d5d8c62a418ead6f6afb2055d5a0048704b7805b9a6cf3aca

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.