Cello Concerto: I. —

Recording by György Ligeti.

Recording identifiers

ISRC
SEAEX1609010
CopyrightID (CopyrightChains transaction hash)
0xcc3fa413b0fe9c17bdf6c7e4e5a49e1205cb7c348eef4ab3afbee935711c3eb9
Copyright registration time
2026-07-30T13:57:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:36:16Z
Bitcoin block
960264
Canonical record hash
sha256:e825f985e785e33bd3f42153492da361f7e79d681718ccc7b389d1373e960379

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.