Valse Triste

Recording by Jean Sibelius.

Recording identifiers

ISRC
USSJ10301401
CopyrightID (CopyrightChains transaction hash)
0xd7093d85eaeaeef859cec27b55377dfb9387296af10e07ac60d23356928c221b
Copyright registration time
2026-06-07T19:10:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:9b9bfcc291e056965bc6bfcf8e4dd8aaaa8bbb19a379ce1ab6c2f8c200d9ecf9

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.