ISRC QM42K1837792
Verified recording
QM42K1837792 is “BACKUP” by $ubjectz,
registered on the CopyrightChains blockchain with CopyrightID
0xb9784b796775ed075c43eb0b4f4c4ebe19cc31e42a1105e5f626a9a0b57d2fdc and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM42K1837792.
Recording identifiers
- ISRC
- QM42K1837792
- Title
- BACKUP
- Artist
- $ubjectz
- CopyrightID (CopyrightChains transaction hash)
0xb9784b796775ed075c43eb0b4f4c4ebe19cc31e42a1105e5f626a9a0b57d2fdc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:5a7affe109d4323463d53aaf7679a4daf26a2e3b58631057ddc3c16b88115ab9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM42K1837792
- Bitcoin block existence check
- https://blockstream.info/api/block/957118