Amb la polla i amb l'ou

Recording by Roger Mas.

Recording identifiers

ISRC
ES6102123804
CopyrightID (CopyrightChains transaction hash)
0x9d2c0dfa1bf428f9ae3e083fc4760b82a0b7e8ff6b224e30c02d3bf08c7b6e0e
Copyright registration time
2026-06-25T00:19:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:2fe0af78d71bd0774154e7f6bf84fd085a545b3464bc635cb33ae3e94c0b5a83

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.