ISRC USUM70761547
Verified recording
USUM70761547 is “I Know - A Cappella” by JAŸ-Z,
registered on the CopyrightChains blockchain with CopyrightID
0x405a3cd2375616bfb9cf954af9310a104da7a3b2e340cce2f11e673648eb714c and independently timestamped
in Bitcoin block 960179 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70761547.
Recording identifiers
- ISRC
- USUM70761547
- Title
- I Know - A Cappella
- Artist
- JAŸ-Z
- CopyrightID (CopyrightChains transaction hash)
0x405a3cd2375616bfb9cf954af9310a104da7a3b2e340cce2f11e673648eb714c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T00:39:11+00:00
- Bitcoin block
- 960179
- Canonical record hash
sha256:b39f48cb79478687b214aa96d73b24ea95b1509429708f1673933b88fae55bb4- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM70761547
- Bitcoin block existence check
- https://blockstream.info/api/block/960179