ISRC USANG2272402
Verified recording
USANG2272402 is “I Once Knew” by MrSuperCraft,
registered on the CopyrightChains blockchain with CopyrightID
0x4749fb3ca085f5c99188dced089faa7a5974bec0c2fcd818ac8f1dcac42635c4 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USANG2272402.
Recording identifiers
- ISRC
- USANG2272402
- Title
- I Once Knew
- Artist
- MrSuperCraft
- CopyrightID (CopyrightChains transaction hash)
0x4749fb3ca085f5c99188dced089faa7a5974bec0c2fcd818ac8f1dcac42635c4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:a31c467f10251f660e0fc559f3cfd1a8145adec0b1120487d39a609241e5c102- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USANG2272402
- Bitcoin block existence check
- https://blockstream.info/api/block/960327