Songs, Op. 34: Vocalise, No. 14

Recording by Sergei Rachmaninoff.

Recording identifiers

ISRC
USBC16100140
CopyrightID (CopyrightChains transaction hash)
0xee281eb4ae5f248616f8d332fc802824595a863ee0b1f9ac4ebb4244edeca02f
Copyright registration time
2026-07-07T08:57:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d4ff5c33144497c5691da98b83ee39f00aaf665b03cdf6bda43436804298a90f

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.