Retrato

Recording by Charles Ans.

Recording identifiers

ISRC
QZNJY2136600
CopyrightID (CopyrightChains transaction hash)
0x717b70c5fd2c0ff2ef8af8178d66291aff862c43741d01b017be5b987487d0f8
Copyright registration time
2026-06-06T04:59:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:6147cd8968bd98a21efdbfbf3ceff7dd83654573caf144b787b5d8b4bd5bc402

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.