ISRC USWB19800009
Verified recording
USWB19800009 is “Once” by Van Halen,
registered on the CopyrightChains blockchain with CopyrightID
0x23cd2bca911e4a376b0db92eba2a60bd9958b1fc11379e50c600e40653551a6f and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWB19800009.
Recording identifiers
- ISRC
- USWB19800009
- Title
- Once
- Artist
- Van Halen
- CopyrightID (CopyrightChains transaction hash)
0x23cd2bca911e4a376b0db92eba2a60bd9958b1fc11379e50c600e40653551a6f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:a492039c02074e2412b6f0755d7426df90f45163fa54d884285c57e923f81ea0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWB19800009
- Bitcoin block existence check
- https://blockstream.info/api/block/953520