ISRC QMB622200379
Verified recording
QMB622200379 is “ungrateful you” by Deem Spencer,
registered on the CopyrightChains blockchain with CopyrightID
0x2136ddeeacd81c6155446c31573c007d44c342e8ffe4be244a0fa0426592ccd8 and independently timestamped
in Bitcoin block 960187 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMB622200379.
Recording identifiers
- ISRC
- QMB622200379
- Title
- ungrateful you
- Artist
- Deem Spencer
- CopyrightID (CopyrightChains transaction hash)
0x2136ddeeacd81c6155446c31573c007d44c342e8ffe4be244a0fa0426592ccd8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T01:34:28+00:00
- Bitcoin block
- 960187
- Canonical record hash
sha256:559d2b3e1880579412a9ebb8c14c12f030b9049ef5bdc2efa60f2551c0ee7f34- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMB622200379
- Bitcoin block existence check
- https://blockstream.info/api/block/960187