Schumann: Cello Concerto in A Minor, Op. 129: II. Langsam (Live)

Recording by Robert Schumann.

Recording identifiers

ISRC
GBAYC1800671
CopyrightID (CopyrightChains transaction hash)
0x30a4d0fff24a69dc5beca4f7a93486d6b55c44c4b1903d8da4e30d00c4ac3044
Copyright registration time
2026-06-05T13:10:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:4f8dbf7556b6e292fbae85aa5f47b9c49017485d431fbd95499c03b86bf0a5c1

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.