ISRC CALC41000085
Verified recording
CALC41000085 is “Trio in E-Flat Major for Viola d’amore, Bass Chalumeau & Continuo: I. Largo” by Christoph Graupner,
registered on the CopyrightChains blockchain with CopyrightID
0xe46716a3919adc3a2264a5d20b42b7971c4d86babcc5dca4edb90d77dbab4137 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41000085.
Recording identifiers
- ISRC
- CALC41000085
- Title
- Trio in E-Flat Major for Viola d’amore, Bass Chalumeau & Continuo: I. Largo
- Artist
- Christoph Graupner
- CopyrightID (CopyrightChains transaction hash)
0xe46716a3919adc3a2264a5d20b42b7971c4d86babcc5dca4edb90d77dbab4137
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:4af9f32e622e73f8ed4abc0405a63a2d4cef948974cb57c5583b0966908f20dd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41000085
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Trio in E-Flat Major for Viola d’amore, Bass Chalumeau & Continuo: I. Largo · Machine-readable JSON-LD