Spring Yaoundé

Recording by Wynton Marsalis.

Recording identifiers

ISRC
USSM10805037
CopyrightID (CopyrightChains transaction hash)
0xef239c3300702a8ec67d7b83006e1b1dcbc7a9ebbd5cd2fb687dfb5dae72a4b3
Copyright registration time
2026-07-22T17:05:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T17:48:40Z
Bitcoin block
959159
Canonical record hash
sha256:729df0bf8abaf36c58a861ff1523355fb974fe73660d8b3881395364829ff6f1

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.