ISRC QZK6J2150856
Verified recording
QZK6J2150856 is “Double Cup” by 63OG,
registered on the CopyrightChains blockchain with CopyrightID
0x5b43ed9975cc0422ac9b1b4b6645ab73c811e11bcb4e68ab8fbba7031e48daa7 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6J2150856.
Recording identifiers
- ISRC
- QZK6J2150856
- Title
- Double Cup
- Artist
- 63OG
- CopyrightID (CopyrightChains transaction hash)
0x5b43ed9975cc0422ac9b1b4b6645ab73c811e11bcb4e68ab8fbba7031e48daa7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2c294dd86cb0ace992fd4a58bab053fe18fc9b7fa3dfe7cb7ff2f66663793ecd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6J2150856
- Bitcoin block existence check
- https://blockstream.info/api/block/957118