Intermezzi, Op. 117: No. 1 in E-Flat Major

Recording by Johannes Brahms.

Recording identifiers

ISRC
DEF056301381
CopyrightID (CopyrightChains transaction hash)
0x64a7b5c679b2568fc33ac4d8ee6b6ae1efe6b7d220376b17734367f25860630c
Copyright registration time
2026-07-07T06:53:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b4b014d900ff96ed51960b9aa6b44d9bc3e6a68d2156e3ad22e01b76d6a530c9

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.