Duda

Recording by Alberto Cortez.

Recording identifiers

ISRC
QMFMG1546617
CopyrightID (CopyrightChains transaction hash)
0x3f253eb2293d3c46dfc6203e28504e16cfc5b085a3b62e22ac62380226fb9cc2
Copyright registration time
2026-07-07T22:24:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:ce99c2f21abf217a82497f433313bf49f73109fb0b975db1dd71f2d37ea40b0b

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.