Otra Vez Mi Canción (Bolero)

Recording by Orlando Vallejo.

Recording identifiers

ISRC
QMDA61470443
CopyrightID (CopyrightChains transaction hash)
0x60bad40249f201a55a2f16ceef09226f6270adfd3108eaeade78f288a34b0234
Copyright registration time
2026-07-07T05:20:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7fccd96c7c5646fb3f4002e70f3c53c3de8e05638f1d640eef2a640518daa2ac

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.