Tesouro

Recording by João Carreiro.

Recording identifiers

ISRC
BX2A21900009
CopyrightID (CopyrightChains transaction hash)
0x4712ee07b946c51d376b2a37a7fb29cb558c7b9e27c637ccf328e9a83da80e3e
Copyright registration time
2026-06-07T00:41:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:b8db4e70c58e3e2a11af0ab21c822df7ec32e65b09677f6a0b258d00870ba988

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.