1812 Overture, Op. 49

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
AUAB09250001
CopyrightID (CopyrightChains transaction hash)
0x6b4c7dddb3fef836469963c719f080ed6a25c8823ab5a936b4bbbb9aedbd7334
Copyright registration time
2026-07-06T08:12:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:2d7457841133fec682daa5822ba25f6ea862cc602c274307a52d9a124b23c192

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.