ISRC QZWFQ2356173
Verified recording
QZWFQ2356173 is “UNDERGROUND KING” by Sad Soundcloud,
registered on the CopyrightChains blockchain with CopyrightID
0x208ca02840d7db9821ad7e02c497e126df275af7b10aeb3a80ac634706c2dcc5 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/QZWFQ2356173.
Recording identifiers
- ISRC
- QZWFQ2356173
- Title
- UNDERGROUND KING
- Artist
- Sad Soundcloud
- CopyrightID (CopyrightChains transaction hash)
0x208ca02840d7db9821ad7e02c497e126df275af7b10aeb3a80ac634706c2dcc5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:85b6fbb8cd060bb41400764ba569e11cd0ba03c1b2bb570d0d3075ccea4d5886- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFQ2356173
- Bitcoin block existence check
- https://blockstream.info/api/block/960478