ISRC DEA808812501
Verified recording
DEA808812501 is “Haydn, M: Duo for Violin and Viola No. 1 in C Major, MH 335: I. Allegro” by Michael Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xa221554e411040d3da0e50f5749c58d066ec5d666307a1baca660670284b616d 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/DEA808812501.
Recording identifiers
- ISRC
- DEA808812501
- Title
- Haydn, M: Duo for Violin and Viola No. 1 in C Major, MH 335: I. Allegro
- Artist
- Michael Haydn
- CopyrightID (CopyrightChains transaction hash)
0xa221554e411040d3da0e50f5749c58d066ec5d666307a1baca660670284b616d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:1d40a8e6de9c70b98d8765c91c7017d6ebfe9113785a8db4840b28f4c357871b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA808812501
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Haydn, M: Duo for Violin and Viola No. 1 in C Major, MH 335: I. Allegro · Machine-readable JSON-LD