ISRC ZAO011900226
Verified recording
ZAO011900226 is “Yesterday” by Zakwe,
registered on the CopyrightChains blockchain with CopyrightID
0x6515fece61ec2061cd15d3d50cd0de981212e30da5ec82bd51dec06c135a6262 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/ZAO011900226.
Recording identifiers
- ISRC
- ZAO011900226
- Title
- Yesterday
- Artist
- Zakwe
- CopyrightID (CopyrightChains transaction hash)
0x6515fece61ec2061cd15d3d50cd0de981212e30da5ec82bd51dec06c135a6262
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:f6f316f64ebab4335e44b253855a4a7af279c16d194272786645f4a36c4786fd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ZAO011900226
- Bitcoin block existence check
- https://blockstream.info/api/block/953520