ISRC QZHN42252057
Verified recording
QZHN42252057 is “back then” by mental,
registered on the CopyrightChains blockchain with CopyrightID
0xbc0ade4b87c3f937d40534ab5a6933b4c2379cee6a86acea28f03dcf4da0e0ae and independently timestamped
in Bitcoin block 959144 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN42252057.
Recording identifiers
- ISRC
- QZHN42252057
- Title
- back then
- Artist
- mental
- CopyrightID (CopyrightChains transaction hash)
0xbc0ade4b87c3f937d40534ab5a6933b4c2379cee6a86acea28f03dcf4da0e0ae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:38:35+00:00
- Bitcoin block
- 959144
- Canonical record hash
sha256:86b5a11dafe9a06f33dbb565bdae466ad890ad0a5e72a742bacb886b3a443dfa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN42252057
- Bitcoin block existence check
- https://blockstream.info/api/block/959144