My Interpretation of Waltz

Recording by Métrika.

Recording identifiers

ISRC
US7VG1501318
CopyrightID (CopyrightChains transaction hash)
0xccaf40a53adcdce5a96bad0486bf7a845e65f526f07a777f5cd71f00b7402b54
Copyright registration time
2026-07-06T23:31:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:36389f73550dbec843cc64d644dd88c3fdf71970d82c85ef3060a17da750ae53

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.