ISRC QM42K2153539
Verified recording
QM42K2153539 is “upside down” by kurtains,
registered on the CopyrightChains blockchain with CopyrightID
0xf5dbbba7f7421f0f2d3af8451084019968a179d44e764a410d45eeacced3a5cc and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM42K2153539.
Recording identifiers
- ISRC
- QM42K2153539
- Title
- upside down
- Artist
- kurtains
- CopyrightID (CopyrightChains transaction hash)
0xf5dbbba7f7421f0f2d3af8451084019968a179d44e764a410d45eeacced3a5cc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:f7f5728e305cd21d81d3b838f02775186d8f4e9f7375a5e910655df647141486- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM42K2153539
- Bitcoin block existence check
- https://blockstream.info/api/block/953520