Otra Madrugada

Recording by Joanna Crass.

Recording identifiers

ISRC
QMANG2298140
CopyrightID (CopyrightChains transaction hash)
0x35b80f29f5e9da6255d9f8027cd4894dfdff4481fb85a86b5c0db9cacc3d5a4d
Copyright registration time
2026-06-05T17:04:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:ae23839d21046e00ae11a21d2b2be62e2a376daca73698f6dce3e3d9a81c1232

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.