¡Sorpresa!

Recording by Rubén Martínez Santana.

Recording identifiers

ISRC
USHM21848424
CopyrightID (CopyrightChains transaction hash)
0x3f5aacf33a8110e77ff6cd8b23514bac953751053abad38bd0a44d7211c8233b
Copyright registration time
2026-07-31T11:10:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:b81c54811f397d6e52c7ec2d444039b835ac04bb25cb2c86d0c4ad2a244db094

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.