Totem Ancestor

Recording by John Cage.

Recording identifiers

ISRC
USNO19745711
CopyrightID (CopyrightChains transaction hash)
0x6972a4f00d095b3072126f501fddc8107a15d2867260d80a8d685e4e1e475e9b
Copyright registration time
2026-07-06T00:54:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T01:25:57Z
Bitcoin block
956856
Canonical record hash
sha256:709abdc0f804ec41edf619a67407b6ab15c072a3f6b8370ece1b2e59b039ffba

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.