ISRC NLE422107902

Verified recording

NLE422107902 is “Symphony No. 1 in B-Flat Major, Op. 38 "Spring": II. Larghetto” by Robert Schumann, registered on the CopyrightChains blockchain with CopyrightID 0x5c833a2389920d1f3c15757f8a03ee391b9cb41d438549b06478b66e03ad2cff and independently timestamped in Bitcoin block 960494 on 2026-08-01. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422107902.

Recording identifiers

ISRC
NLE422107902
Title
Symphony No. 1 in B-Flat Major, Op. 38 "Spring": II. Larghetto
Artist
Robert Schumann
CopyrightID (CopyrightChains transaction hash)
0x5c833a2389920d1f3c15757f8a03ee391b9cb41d438549b06478b66e03ad2cff

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-08-01T01:44:32+00:00
Bitcoin block
960494
Canonical record hash
sha256:ad95152a3dd75871396c6426d32c8c585a51ff0b8c677c9b8c3a3f0f4a91aead
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422107902
Bitcoin block existence check
https://blockstream.info/api/block/960494

Full record

Track page: Symphony No. 1 in B-Flat Major, Op. 38 "Spring": II. Larghetto · Machine-readable JSON-LD