Al Grano

Recording by Tego Calderón.

Recording identifiers

ISRC
QMF7A1400106
CopyrightID (CopyrightChains transaction hash)
0x97b5372be5d54eed80fc00a038314b2a34423db096ef984ef93cae48c44c109f
Copyright registration time
2026-06-09T14:22:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:e0146873a7021a528321ae3fceb6692bd1c39e351cef171a99b62f10b08a8dc4

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.