ISRC USHM21495777
Verified recording
USHM21495777 is “Pennywheels” by Sponge,
registered on the CopyrightChains blockchain with CopyrightID
0xcefb2d36fc47b998b2314c75cb8a29759f2d4f86856bc9ae5e6e372b457e5ccd and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21495777.
Recording identifiers
- ISRC
- USHM21495777
- Title
- Pennywheels
- Artist
- Sponge
- CopyrightID (CopyrightChains transaction hash)
0xcefb2d36fc47b998b2314c75cb8a29759f2d4f86856bc9ae5e6e372b457e5ccd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:12d0eea1bd1d83259ff21115634a263147725e17fade2fd977596a6157888612- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM21495777
- Bitcoin block existence check
- https://blockstream.info/api/block/960403