5 Stücke im Volkston, Op. 102: II. Langsam

Recording by Robert Schumann.

Recording identifiers

ISRC
USSM11507915
CopyrightID (CopyrightChains transaction hash)
0xe8f3afbcc582cfc1969dbcc4f4b3b62d5d888632b2fc67b7d7f871e50e78cd52
Copyright registration time
2026-06-04T13:43:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:178cfaf9560ba9fdfdf28dc262c1adb72a6230b6ee40428019a651aaa462696c

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.