BU

Recording by The Williams Singers.

Recording identifiers

ISRC
USDXS2201356
CopyrightID (CopyrightChains transaction hash)
0x30a52e5e821c6d57be22b39d3f337ce0f6a74bf4551e5cc464d9e9ec37483558
Copyright registration time
2026-07-07T17:40:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:9378f9273f2954da8c6c9e1deabc7f21a576123d859b29d7b5519fb094cb02b9

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.