ISRC SEWDL0716405
Verified recording
SEWDL0716405 is “Vocalise for Cello and Piano, Op. 34: Lentamente” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xe35bec1a8f26fba3f5adf7b0003f77fc068b8cca760abd6e51451581aa326f15 and independently timestamped
in Bitcoin block 956312 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0716405.
Recording identifiers
- ISRC
- SEWDL0716405
- Title
- Vocalise for Cello and Piano, Op. 34: Lentamente
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xe35bec1a8f26fba3f5adf7b0003f77fc068b8cca760abd6e51451581aa326f15
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T05:09:12+00:00
- Bitcoin block
- 956312
- Canonical record hash
sha256:af19ff45a4365e51f7c84b632f3f89c2078b3795a9ad77e9b2cd74d37301faf9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0716405
- Bitcoin block existence check
- https://blockstream.info/api/block/956312
Full record
Track page: Vocalise for Cello and Piano, Op. 34: Lentamente · Machine-readable JSON-LD