ISRC ITX921000214
Verified recording
ITX921000214 is “Concerto for Flute and Harp in C Major, K. 299: II. Andantino” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x0439fda020d07fe5a4d76f274120f6958bdb8fc7f302731a59e8b5dc2d619c25 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/ITX921000214.
Recording identifiers
- ISRC
- ITX921000214
- Title
- Concerto for Flute and Harp in C Major, K. 299: II. Andantino
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x0439fda020d07fe5a4d76f274120f6958bdb8fc7f302731a59e8b5dc2d619c25
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:317a85864fdf084abedd54940ad48b08f011f715e793d73fd93c8e8e12b43c53- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921000214
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Concerto for Flute and Harp in C Major, K. 299: II. Andantino · Machine-readable JSON-LD