Song Without Words, Op. 109

Recording by Felix Mendelssohn.

Recording identifiers

ISRC
USQX92004530
CopyrightID (CopyrightChains transaction hash)
0x4934e741913145f8f796f227dd602584a73362b5327823f33e9e96f2f82eadd5
Copyright registration time
2026-06-20T04:44:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:756430819503e730bf44529c7a057fbe5c6ae44790ae0ba7170ce5645165eef3

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.