ISRC QZTBF2389507
Verified recording
QZTBF2389507 is “Attention” by Mr. K,
registered on the CopyrightChains blockchain with CopyrightID
0xa7efb074f1be7aa43e388f4b75a9e914f6247ac6b18ca9d89a5d44aea85390cd and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTBF2389507.
Recording identifiers
- ISRC
- QZTBF2389507
- Title
- Attention
- Artist
- Mr. K
- CopyrightID (CopyrightChains transaction hash)
0xa7efb074f1be7aa43e388f4b75a9e914f6247ac6b18ca9d89a5d44aea85390cd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:b7d38490d2926657c9c88401328e0645e71fe4e468276616f0debccbd36c46f4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTBF2389507
- Bitcoin block existence check
- https://blockstream.info/api/block/960418