Las Golondrinas, Escena final, II parte: "Se reía"

Recording by Coro del Gran Teatro Lírico de Bacelona.

Recording identifiers

ISRC
ES5279903919
CopyrightID (CopyrightChains transaction hash)
0x6ee86244184dc83d4008c37001cd01610d6e6368d78fc4245f6a8073ff1fc0dc
Copyright registration time
2026-07-30T10:15:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T10:42:33Z
Bitcoin block
960247
Canonical record hash
sha256:d151523871c5f30fb2a7bfab59f6e2b74d7c5297f84c1a30e65be7768ae91729

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.