ISRC DEF057004753
Verified recording
DEF057004753 is “Zaide, K.344 / Act 1: "Ruhe sanft, mein holdes Leben"” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xbb3dd2da40596f2a3a66117ee6e4276193a35ebba3be6f8d73241105b488ad3a 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/DEF057004753.
Recording identifiers
- ISRC
- DEF057004753
- Title
- Zaide, K.344 / Act 1: "Ruhe sanft, mein holdes Leben"
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xbb3dd2da40596f2a3a66117ee6e4276193a35ebba3be6f8d73241105b488ad3a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:7339da620a3f867e1dc4450c09ec435351cb8759786768d618fa7af06356fa06- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057004753
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Zaide, K.344 / Act 1: "Ruhe sanft, mein holdes Leben" · Machine-readable JSON-LD