ISRC QZJTP2100203
Verified recording
QZJTP2100203 is “Big Claw” by John K. Sands,
registered on the CopyrightChains blockchain with CopyrightID
0x54fc284f4309275c77de40240e8163f3bf5ed2b6baa89303e08ec7b555673ca6 and independently timestamped
in Bitcoin block 959144 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZJTP2100203.
Recording identifiers
- ISRC
- QZJTP2100203
- Title
- Big Claw
- Artist
- John K. Sands
- CopyrightID (CopyrightChains transaction hash)
0x54fc284f4309275c77de40240e8163f3bf5ed2b6baa89303e08ec7b555673ca6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:38:35+00:00
- Bitcoin block
- 959144
- Canonical record hash
sha256:8d9b528f7f51dbec29053c890c5341094695379ca7232fff0bd420dd704801a4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZJTP2100203
- Bitcoin block existence check
- https://blockstream.info/api/block/959144