Symphony No. 2 in B Minor: I. Allegro

Recording by Alexander Borodin.

Recording identifiers

ISRC
USB8U1521474
CopyrightID (CopyrightChains transaction hash)
0x0ab3f9fab620c464ee4bfeddd30f0308d6fb2e499feb6cb6fc458497cf3cdfef
Copyright registration time
2026-07-06T20:02:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4cf293bca1e83a78ffc3fe3466c20a1cae387cd92695d3c7b55ad33e5bd6f908

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.