ISRC GBF077810131
Verified recording
GBF077810131 is “Serenade, op.11: 1. Preludium” by Dag Wirén,
registered on the CopyrightChains blockchain with CopyrightID
0x1d3b64bc05a1f219adbe89bc137b9eb88721f19ede0fd7ee7e60433baaa94c08 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077810131.
Recording identifiers
- ISRC
- GBF077810131
- Title
- Serenade, op.11: 1. Preludium
- Artist
- Dag Wirén
- CopyrightID (CopyrightChains transaction hash)
0x1d3b64bc05a1f219adbe89bc137b9eb88721f19ede0fd7ee7e60433baaa94c08
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:cb3feee232d190ef75a52f2f87c4b50d490b3d402f39b69e6c93acab94c48325- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077810131
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Serenade, op.11: 1. Preludium · Machine-readable JSON-LD