Symphony No. 1 in B Flat Major, Op. 38 "Spring": II. Larghetto

Recording by Robert Schumann.

Recording identifiers

ISRC
DEN962200212
CopyrightID (CopyrightChains transaction hash)
0xfe35ea35b9207e8466bf56cadb66f0d2c19fdbf6967f834b556ac5b94e71dfc8
Copyright registration time
2026-06-25T05:53:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:543288fa6754f2475b9d892b069771a0368f014677de7ec6f9613cb5ed834b85

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.