Les Adieux, Op. 21

Recording by Fernando Sor.

Recording identifiers

ISRC
DEA142328214
CopyrightID (CopyrightChains transaction hash)
0xfe59404e647e7e2b2b34c89943c74bec76f79879642b81458c62a651f8ac7239
Copyright registration time
2026-07-30T06:23:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T06:39:12Z
Bitcoin block
960216
Canonical record hash
sha256:6853a0716606cb9586a4c5306e2839bc558ecfb683fc3e63ba2cfaeb1549ffb1

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.