ISRC USWD10423088
Verified recording
USWD10423088 is “Old MacDonald” by Larry Groce,
registered on the CopyrightChains blockchain with CopyrightID
0x7d7c226595e8742687a6e89a5b13b8c0b09d1d230d33749c7a66a26aa45bef05 and independently timestamped
in Bitcoin block 959137 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWD10423088.
Recording identifiers
- ISRC
- USWD10423088
- Title
- Old MacDonald
- Artist
- Larry Groce
- CopyrightID (CopyrightChains transaction hash)
0x7d7c226595e8742687a6e89a5b13b8c0b09d1d230d33749c7a66a26aa45bef05
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T14:03:35+00:00
- Bitcoin block
- 959137
- Canonical record hash
sha256:d56597a396b29a2b42c92d523a9d7c7f00a18df0078c311e6a8b1d561dec524b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USWD10423088
- Bitcoin block existence check
- https://blockstream.info/api/block/959137