ISRC USX760000881
Verified recording
USX760000881 is “Holberg Suite, Op.40” by Dag Wirén,
registered on the CopyrightChains blockchain with CopyrightID
0x3ff691a349df3964f02eee404d9fc78aef9a257c2d3af06f4426c3ff3de9f9c0 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX760000881.
Recording identifiers
- ISRC
- USX760000881
- Title
- Holberg Suite, Op.40
- Artist
- Dag Wirén
- CopyrightID (CopyrightChains transaction hash)
0x3ff691a349df3964f02eee404d9fc78aef9a257c2d3af06f4426c3ff3de9f9c0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:f009a9094f69346cefa4127ab17864a503ed6c84c2d5359f48f9ffb40e3f4f4c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USX760000881
- Bitcoin block existence check
- https://blockstream.info/api/block/960397