Symphony No. 2 in B Minor: IV. Finale: allegro

Recording by Alexander Borodin.

Recording identifiers

ISRC
DEA557307101
CopyrightID (CopyrightChains transaction hash)
0x1921de6c1a86c61a0a305357244956ce1ea72ab5c9820a250867aeb352e746dd
Copyright registration time
2026-06-25T23:25:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:43d4764dacbc756dd0b4522265b9df7dffcdafe218fa737cbe8fb7bcc2128b96

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.