Quina Grua el Meu Estel

Recording by Joan Manuel Serrat.

Recording identifiers

ISRC
ES5020000319
CopyrightID (CopyrightChains transaction hash)
0x8f1cb49b0357cce2f920e544bd4a842a5ccbcff6b5780d4f3757e1da3a658814
Copyright registration time
2026-07-29T10:51:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:a98e5d7e74ea47f43a2e080f9f9cf6e1fb9e03c526bf2fc585a3cc91e24946b5

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.