Cançó de Nadal

Recording by Sílvia Pérez Cruz.

Recording identifiers

ISRC
ES5022302628
CopyrightID (CopyrightChains transaction hash)
0x20d08e5360a2576433e6c876be1babd503a5d9d6e652f06a20aa4c428d8ea8d8
Copyright registration time
2026-06-10T14:19:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:3cf7e152e964b342884ce233df684cd27bd036f01bd6990dac6d6c69ddf4fcc5

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.