Piano Men

Recording by Grupo Toppaz De Reynaldo Flores.

Recording identifiers

ISRC
QZGLS1903973
CopyrightID (CopyrightChains transaction hash)
0x938849059cf7ac5cfa57a9a7f946f9d21a3f10c89881b2fc7bbf99072c0a55ef
Copyright registration time
2026-07-29T19:16:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:2aaa1ea91a2676c7759befd62249e13a53b9157b80b1e51e9a94045fed6fc849

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.