ISRC QZFYZ1978650

Verified recording

QZFYZ1978650 is “Swim” by upper class, registered on the CopyrightChains blockchain with CopyrightID 0xab4ad86f61d00372285c87c691fe70d18d0619c58413ea40738f6437ec00c51d and independently timestamped in Bitcoin block 960478 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYZ1978650.

Recording identifiers

ISRC
QZFYZ1978650
Title
Swim
Artist
upper class
CopyrightID (CopyrightChains transaction hash)
0xab4ad86f61d00372285c87c691fe70d18d0619c58413ea40738f6437ec00c51d

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T23:30:38+00:00
Bitcoin block
960478
Canonical record hash
sha256:2d7a8fbb84082f022071715fcdf080c51f74decd1f77e53be0c6e7975012835d
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYZ1978650
Bitcoin block existence check
https://blockstream.info/api/block/960478

Full record

Track page: Swim · Machine-readable JSON-LD