Blewu

Recording by Yo-Yo Ma.

Recording identifiers

ISRC
USQX92102895
CopyrightID (CopyrightChains transaction hash)
0x23cee4859fb8eb4d597273e8ccaeceb5cf149ba38ca34965c4082a52512e5c12
Copyright registration time
2026-06-24T17:03:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:526f4583e784ff3d788eaa622e49bc846b5c6f34784b6c10e16b56a812f38c5f

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.