Prelude in E Minor, Op. 28, No.4

Recording by Tegelhof Kammerorchester.

Recording identifiers

ISRC
SE5IB1702273
CopyrightID (CopyrightChains transaction hash)
0x10042874e46bd6138227a09b0d7e2f44507d1ecdf71f294c072401ecd1bf331e
Copyright registration time
2026-06-07T22:40:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:fed5d347ef024e3e14c60b6406e3ceb98c8779b95c16e86eab65a09499bd1458

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.