ISRC HUA150816220
Verified recording
HUA150816220 is “Messages of the Late R. V. Troussova, Op. 17: No. 19, Why Did You Utter?” by György Kurtág,
registered on the CopyrightChains blockchain with CopyrightID
0xd80a78a81fb92d46770dc1aefd315bdb4ff0aeb8e46d2f87df62d80b9ca99667 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA150816220.
Recording identifiers
- ISRC
- HUA150816220
- Title
- Messages of the Late R. V. Troussova, Op. 17: No. 19, Why Did You Utter?
- Artist
- György Kurtág
- CopyrightID (CopyrightChains transaction hash)
0xd80a78a81fb92d46770dc1aefd315bdb4ff0aeb8e46d2f87df62d80b9ca99667
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:91292bc07884c909bfd44932a23ee8719d401fea2177fe8febd0e292eb84de44- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA150816220
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Messages of the Late R. V. Troussova, Op. 17: No. 19, Why Did You Utter? · Machine-readable JSON-LD