ja t'havia escrit un cop

Recording by Jo Jet i Maria Ribot.

Recording identifiers

ISRC
ES17D2101437
CopyrightID (CopyrightChains transaction hash)
0x6c5ed01e1c722bb9e51dd32331331dcdddaa466ae32bde8de79142d7cab2757a
Copyright registration time
2026-07-30T17:10:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T17:23:26Z
Bitcoin block
960284
Canonical record hash
sha256:b744d7132b2c5b4c53362a1184585fe696d484f5694008d335bc1b1b7fa9d3f6

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.