Roundelay

Recording by John Surman.

Recording identifiers

ISRC
DEB338736607
CopyrightID (CopyrightChains transaction hash)
0x5b3ce92c6736e8ed04addc9fcfd20863e0aa70f28633b76a11f6bcc562534f7b
Copyright registration time
2026-07-29T16:56:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:25ad36cb3526b61812554f84271f7d31f7ed3392771616e3002cec74989f1132

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.