Guaguanco En La Tumba

Recording by La Sonora Matancera.

Recording identifiers

ISRC
QM6DC1882573
CopyrightID (CopyrightChains transaction hash)
0x1e11a794c57f63b6931eb349311ca8c326e7ddf57cde558c37170b1294dd3c68
Copyright registration time
2026-07-30T12:37:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T12:51:24Z
Bitcoin block
960259
Canonical record hash
sha256:dd2440f98e4ffa5be528d26defcab1676904bcf06a265973e1cf3781a527beae

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.