ISRC CH1262509503

Verified recording

CH1262509503 is “Concerto for Piano and Orchestra in A Minor, Op. 54: I. Allegro affettuoso” by Robert Schumann, registered on the CopyrightChains blockchain with CopyrightID 0xaaee42418c7249cd7f5da5d8b00e521cbae100f1fb5e512c9039b79064323e86 and independently timestamped in Bitcoin block 960273 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH1262509503.

Recording identifiers

ISRC
CH1262509503
Title
Concerto for Piano and Orchestra in A Minor, Op. 54: I. Allegro affettuoso
Artist
Robert Schumann
CopyrightID (CopyrightChains transaction hash)
0xaaee42418c7249cd7f5da5d8b00e521cbae100f1fb5e512c9039b79064323e86

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T15:42:38+00:00
Bitcoin block
960273
Canonical record hash
sha256:1ad55efee5e129e3a4618ab47e7a3ccb2302a8ceaa5b402d50e402daeb810b19
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH1262509503
Bitcoin block existence check
https://blockstream.info/api/block/960273

Full record

Track page: Concerto for Piano and Orchestra in A Minor, Op. 54: I. Allegro affettuoso · Machine-readable JSON-LD