ISRC USB8U1611290
Verified recording
USB8U1611290 is “Serenade No. 13 in G Major, K. 525, "Eine kleine Nachtmusik": I. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x8f26a693ee1a9a4f273a57878ee43c4d0402ac39a6f8487533cdffe172f673b8 and independently timestamped
in Bitcoin block 960209 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1611290.
Recording identifiers
- ISRC
- USB8U1611290
- Title
- Serenade No. 13 in G Major, K. 525, "Eine kleine Nachtmusik": I. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x8f26a693ee1a9a4f273a57878ee43c4d0402ac39a6f8487533cdffe172f673b8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T05:15:54+00:00
- Bitcoin block
- 960209
- Canonical record hash
sha256:4886237446d3e5899c3fd036328b86f21efab2664751ee3a19cfc6524de2fbdc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1611290
- Bitcoin block existence check
- https://blockstream.info/api/block/960209
Full record
Track page: Serenade No. 13 in G Major, K. 525, "Eine kleine Nachtmusik": I. Allegro · Machine-readable JSON-LD