ISRC CAT391100152
Verified recording
CAT391100152 is “Where Is The Captain?” by ZZT,
registered on the CopyrightChains blockchain with CopyrightID
0xdf453a98be204343a5bc6d55ed696ff6cdeb387c58700d058183d5f47a24cab8 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/CAT391100152.
Recording identifiers
- ISRC
- CAT391100152
- Title
- Where Is The Captain?
- Artist
- ZZT
- CopyrightID (CopyrightChains transaction hash)
0xdf453a98be204343a5bc6d55ed696ff6cdeb387c58700d058183d5f47a24cab8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:36af8a56572384e5e3fd3846bf4a912d9b1c6829e26b999f7a1f51bf8463d365- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CAT391100152
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Where Is The Captain? · Machine-readable JSON-LD