ISRC HKI199282107
Verified recording
HKI199282107 is “Adagio in E Major, K. 261” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x9734ec1419541f2b3fb681364ea023761588c4eae0d308ce55bcaa2bab0a93b5 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199282107.
Recording identifiers
- ISRC
- HKI199282107
- Title
- Adagio in E Major, K. 261
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x9734ec1419541f2b3fb681364ea023761588c4eae0d308ce55bcaa2bab0a93b5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:c39f5cae5cf4fa06e80d8360181fa42a92d77f754e9bdfcff783ecdc7472d8fc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199282107
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Adagio in E Major, K. 261 · Machine-readable JSON-LD