ISRC QZ5AB1840709
Verified recording
QZ5AB1840709 is “Tal Cual” by Big Seiko,
registered on the CopyrightChains blockchain with CopyrightID
0x8b2f7ebc8474392b490149089724ef0e83ed1b3ce90e02332898a8bc3cdbac47 and independently timestamped
in Bitcoin block 960207 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB1840709.
Recording identifiers
- ISRC
- QZ5AB1840709
- Title
- Tal Cual
- Artist
- Big Seiko
- CopyrightID (CopyrightChains transaction hash)
0x8b2f7ebc8474392b490149089724ef0e83ed1b3ce90e02332898a8bc3cdbac47
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T04:47:22+00:00
- Bitcoin block
- 960207
- Canonical record hash
sha256:669dba144e3b6b835fa1e32c50f7f65b5021094b34bb91961c90fc9fdb4a3ca0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB1840709
- Bitcoin block existence check
- https://blockstream.info/api/block/960207