Guitar Concerto: I.

Recording by Erland von Koch.

Recording identifiers

ISRC
SEAGA9524010
CopyrightID (CopyrightChains transaction hash)
0x8de7311dbcbc4e9f4ec839dcb23afd086c1d1245798e1820b7ad87332bd93b89
Copyright registration time
2026-01-28T18:52:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f421881ef20467329e3b2b99e30bc5cf976c6752c0a7af5c7f658d859fa0b9b4

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.