ISRC QZMEM2044255
Verified recording
QZMEM2044255 is “Sempiterno” by Sexto Zen,
registered on the CopyrightChains blockchain with CopyrightID
0x7a359e20a26820001372cd2225beca2437c0c3fb718b0f8b494bdad6cc5efd90 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEM2044255.
Recording identifiers
- ISRC
- QZMEM2044255
- Title
- Sempiterno
- Artist
- Sexto Zen
- CopyrightID (CopyrightChains transaction hash)
0x7a359e20a26820001372cd2225beca2437c0c3fb718b0f8b494bdad6cc5efd90
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:f71e705a11858c2a3fa02784a8f239e87b4e54cd66a7272ca2fc8e6ddcd729ac- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZMEM2044255
- Bitcoin block existence check
- https://blockstream.info/api/block/956302