The Seasons, Op. 37a: III. March

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
DEPI82319231
CopyrightID (CopyrightChains transaction hash)
0xc24316d9a3d8b90bc1999243688e1acd4ff94b7c5323e42de1d843469bc863ae
Copyright registration time
2026-07-30T09:22:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T09:57:33Z
Bitcoin block
960240
Canonical record hash
sha256:0e62fbf499788995d3afae9a3117bc6bc929708383104f4c81ab33f60546370a

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.