Otoño

Recording by Francisco Canaro.

Recording identifiers

ISRC
QM6P41414962
CopyrightID (CopyrightChains transaction hash)
0x90f92ec794b3b5a9f95494d83fa2c0a130f27221133095f26f57921d93a6a6e8
Copyright registration time
2026-07-07T06:40:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:e9cacd9852a823392d5edca089e391e461dfecb19665aa6dc17e1f4b9b84751f

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.