Vals de la la ternura

Recording by Fernando Velázquez.

Recording identifiers

ISRC
FRIDO2313828
CopyrightID (CopyrightChains transaction hash)
0x2090be3c8e5765bdac8f66e8886a70f41cb6573e3a190e33d1d166c481cba92f
Copyright registration time
2026-07-30T17:56:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:23:33Z
Bitcoin block
960291
Canonical record hash
sha256:5cb21bda9d9338083bb41e7541eac608c433c82c9dbc2e38ebb40310a207dd17

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.