Las Golondrinas, Escena 3ª, I parte: "Es de noche"

Recording by Coro del Gran Teatro Lírico de Bacelona.

Recording identifiers

ISRC
ES5279903904
CopyrightID (CopyrightChains transaction hash)
0x48915cf5d50dbc1848e9e1bb3a934ed3b8578676885e254eb0efcb8e005e2143
Copyright registration time
2026-07-29T22:12:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T22:48:59Z
Bitcoin block
960160
Canonical record hash
sha256:7afe67cf17c5b4b3e2cfb6f78bf6b461877c2d95a8cdf1020d67bf43107141e0

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.