Carcassi Op.26 N.4 Allegro

Recording by Matteo Carcassi.

Recording identifiers

ISRC
ITTA11200029
CopyrightID (CopyrightChains transaction hash)
0x4c18992ab3c0fe9a8d425a6374b423b0032f34aa2242d914dbac72a2444304b9
Copyright registration time
2026-06-20T08:16:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:b5f34424f22eba2656abf492adec09728160db79f32cdc6872b90991a36ea65c

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.