ISRC QM4TW2222830
Verified recording
QM4TW2222830 is “Istanbul” by Khontkar,
registered on the CopyrightChains blockchain with CopyrightID
0xce909d5c839f081170dc53ceba812cb0103bd97ad7b843803ff14309adc3086c and independently timestamped
in Bitcoin block 960111 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2222830.
Recording identifiers
- ISRC
- QM4TW2222830
- Title
- Istanbul
- Artist
- Khontkar
- CopyrightID (CopyrightChains transaction hash)
0xce909d5c839f081170dc53ceba812cb0103bd97ad7b843803ff14309adc3086c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:21:01+00:00
- Bitcoin block
- 960111
- Canonical record hash
sha256:ce0a48c29d2ffd2442be16f99c778f35a7f11251bda8ee2c49dd9c059f235ff8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2222830
- Bitcoin block existence check
- https://blockstream.info/api/block/960111