Romance in E-Flat Major, Op. 44: No. 1

Recording by Anton Rubinstein.

Recording identifiers

ISRC
US5541304185
CopyrightID (CopyrightChains transaction hash)
0xaf1b1b543fba4623a669fe576791042af929d3e6b7f3789c5bcfe051df4f4701
Copyright registration time
2026-06-25T17:23:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:31f61fb87fd12adaf1e67d4fd87f4f476d052fb7d5929a2fd61ebb6691822fb5

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.