Dornröschen, Op. 66, Act I: No. 6 Walzer

Recording by Pyotr Ilyich Tchaikovsky.

Recording identifiers

ISRC
USSM11103116
CopyrightID (CopyrightChains transaction hash)
0xa902aa7ebb4ae8a77cc9efa16855e797b7f052a1dc798057c5dbb867fbb0e4aa
Copyright registration time
2026-06-26T14:57:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:a167d521eee5120ff3f769e68588104635e73a8d7bf68315567d8c9dd52c3c8d

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.