Suite, Op. 37: II. Valse Boston

Recording by Erwin Schulhoff.

Recording identifiers

ISRC
DEB261801275
CopyrightID (CopyrightChains transaction hash)
0x4b59852a89509f5c517cc61d148bfd57045746bb82bdb295b77b5235b7d20639
Copyright registration time
2026-07-07T16:43:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:a845a7ce5d5328537074e3f1fad34b3dc819bca49d982f18aeb327f226a38b40

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.