ISRC USX760000880
Verified recording
USX760000880 is “Holberg Suite, Op.40” by Dag Wirén,
registered on the CopyrightChains blockchain with CopyrightID
0xa4376a056aaebe5e20a7cad0e5f44fd80adf1de7f04bfbdccaf3fb330f0b505d and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX760000880.
Recording identifiers
- ISRC
- USX760000880
- Title
- Holberg Suite, Op.40
- Artist
- Dag Wirén
- CopyrightID (CopyrightChains transaction hash)
0xa4376a056aaebe5e20a7cad0e5f44fd80adf1de7f04bfbdccaf3fb330f0b505d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:a40790959135855981a20bf9cd74dbad5cfdcbb5e017b66f0d59561f2484be4e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX760000880
- Bitcoin block existence check
- https://blockstream.info/api/block/960468