ISRC USRO20411921
Verified recording
USRO20411921 is “Spring, from The Four Seasons, Vivaldi” by Beethoven's Wig,
registered on the CopyrightChains blockchain with CopyrightID
0xf8e437248636a467b6f090aceb1568952ce07c9f83979059ffe7b715cdbee654 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRO20411921.
Recording identifiers
- ISRC
- USRO20411921
- Title
- Spring, from The Four Seasons, Vivaldi
- Artist
- Beethoven's Wig
- CopyrightID (CopyrightChains transaction hash)
0xf8e437248636a467b6f090aceb1568952ce07c9f83979059ffe7b715cdbee654
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:49b7daa0845770409524bae9cd4421313676ced0dbaa9d7da9ed072f7fe318f5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRO20411921
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Spring, from The Four Seasons, Vivaldi · Machine-readable JSON-LD