Sailing Westwards

Recording by John Surman.

Recording identifiers

ISRC
DEB330926610
CopyrightID (CopyrightChains transaction hash)
0xc2cf6b7aeb5b4ce403acef6c2e06417472c035f81574054b9b191ea038077f15
Copyright registration time
2026-07-30T07:28:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T07:48:45Z
Bitcoin block
960222
Canonical record hash
sha256:c4a3ce8c9d55c69c1bc3221380b0933702f4f9c2aea6f9fcea14d4e2b0cfa240

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.