Cancíon de Hamaca

Recording by Tego Calderón.

Recording identifiers

ISRC
QMF7A1400124
CopyrightID (CopyrightChains transaction hash)
0xa76f62a0f2d8222856f4798ca50ef9e3c6d48914e04c9952edc4b32281a58819
Copyright registration time
2026-06-06T07:58:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:b9bbf126416ca2d052f50de6b55e2e2756f06c3dac7972633674515cf554342d

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.