Water Music (1952)

Recording by John Cage.

Recording identifiers

ISRC
CH6540884585
CopyrightID (CopyrightChains transaction hash)
0xaf7a2826b6a873b94192f2e3a4fdb12d59f472352dd1ca189f9938446abe2d72
Copyright registration time
2026-07-06T08:46:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:41:13Z
Bitcoin block
957050
Canonical record hash
sha256:be4c60a375db29d244e317c23e10b6d18875f44c2cdb417d2ce32f069c0d1b97

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.