Domingo de Birras

Recording by Picasso.

Recording identifiers

ISRC
QZNJV2010727
CopyrightID (CopyrightChains transaction hash)
0x4e96939546b7de7df815672dc0a456e749d4a6585617c5bde64a48f85172662d
Copyright registration time
2026-06-09T10:43:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:b5d938f303db3524f9bc6c377008dc72fd8ebd0d6d8a2fed00cb05fb6532f6e8

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.