La rosa y el sauce

Recording by Carlos Guastavino.

Recording identifiers

ISRC
DEN960800410
CopyrightID (CopyrightChains transaction hash)
0x8294e643a8d46cfd31aae9175ce5a9ec21b239796e1a2c1060263f0b80883486
Copyright registration time
2026-07-07T03:43:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:78ca17d5f2db182b1a1949a841638ff5a8989f3d1af1b125937a7ecd48fb86d7

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.