String Quartet No. 1, Op. 11: II. Andante Cantabile - Arr. for String Orchestra

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
ITD541900869
CopyrightID (CopyrightChains transaction hash)
0x6ca5419183975b6cec9ac15f3fb10fc6779836d9dd08d8b11a93fad69f1a3fe5
Copyright registration time
2026-07-03T11:49:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4d78b7c8d23621a91902cb4959c889159870cf1c8f0dc5f3ef20e331934eeafd

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.