ISRC US6R21474153

Verified recording

US6R21474153 is “Symphony No. 40 in G Minor, K. 550: I. Molto allegro” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0x9cf37192214860b16845913f289712f74dbce241447f50ef2f3bcbd30723f4ab and independently timestamped in Bitcoin block 960397 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US6R21474153.

Recording identifiers

ISRC
US6R21474153
Title
Symphony No. 40 in G Minor, K. 550: I. Molto allegro
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0x9cf37192214860b16845913f289712f74dbce241447f50ef2f3bcbd30723f4ab

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41+00:00
Bitcoin block
960397
Canonical record hash
sha256:28d115367bb8262ba525a7c898dc0953d4ee280d8f8c78876949dfedd708a437
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US6R21474153
Bitcoin block existence check
https://blockstream.info/api/block/960397

Full record

Track page: Symphony No. 40 in G Minor, K. 550: I. Molto allegro · Machine-readable JSON-LD