ISRC DEF059203511
Verified recording
DEF059203511 is “Symphony No. 44 in D Major, K. 81: I. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xb149ef0bc2c8631f55b8fc2a2af29e1c7b3097e5b3027f56b8c99e5464293f81 and independently timestamped
in Bitcoin block 960229 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059203511.
Recording identifiers
- ISRC
- DEF059203511
- Title
- Symphony No. 44 in D Major, K. 81: I. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xb149ef0bc2c8631f55b8fc2a2af29e1c7b3097e5b3027f56b8c99e5464293f81
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T08:30:10+00:00
- Bitcoin block
- 960229
- Canonical record hash
sha256:2eefc3b8d5ef3d12a40c9bdadfbc043537da6606bb9bc3ec510161f13455be2a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059203511
- Bitcoin block existence check
- https://blockstream.info/api/block/960229
Full record
Track page: Symphony No. 44 in D Major, K. 81: I. Allegro · Machine-readable JSON-LD