Waltz of the Yearning Heart

Recording by Robert Gromotka.

Recording identifiers

ISRC
QM7282441352
CopyrightID (CopyrightChains transaction hash)
0x30c2ce0f5a41702e2c065d1635ac0555a54a4b49235e34875fa45ef992c43c01
Copyright registration time
2026-06-09T02:21:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:2c84b2bf8b64aed21478f48058f28b19347d640840d180fe5da5882afab28f9f

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.