SINCERAMENTE

Recording by Piso 21.

Recording identifiers

ISRC
MXF152301596
CopyrightID (CopyrightChains transaction hash)
0x216d8bb5d41410393b6fee494a6d6e9de63990fb10aefc1f5e349fe9df320356
Copyright registration time
2026-06-04T10:54:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:00b558a9c2b1d20fff354343e4f56889185984360c444177700998c9709e27e4

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.