ISRC US5UL0703644
Verified recording
US5UL0703644 is “Limbo Calypso” by Colin Willsher,
registered on the CopyrightChains blockchain with CopyrightID
0xa13989c824b3067c6d304ecb3cfda67364c939a24de4d13888065e72668b97dc and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5UL0703644.
Recording identifiers
- ISRC
- US5UL0703644
- Title
- Limbo Calypso
- Artist
- Colin Willsher
- CopyrightID (CopyrightChains transaction hash)
0xa13989c824b3067c6d304ecb3cfda67364c939a24de4d13888065e72668b97dc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:b0b58f8d4ebae4534879ba09a0d869022430b18ff6a6fdc3b023648713505123- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5UL0703644
- Bitcoin block existence check
- https://blockstream.info/api/block/960334