ISRC QZTRX2384733
Verified recording
QZTRX2384733 is “Number” by Tommy Mambretti,
registered on the CopyrightChains blockchain with CopyrightID
0x81b101e7055b3c96ec5691207dd4474bf4fc0ce4c4d616e31da76e326fd0bde1 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/QZTRX2384733.
Recording identifiers
- ISRC
- QZTRX2384733
- Title
- Number
- Artist
- Tommy Mambretti
- CopyrightID (CopyrightChains transaction hash)
0x81b101e7055b3c96ec5691207dd4474bf4fc0ce4c4d616e31da76e326fd0bde1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:ce1947d02145373b1c47e4c7a3016230594644cad53a9b0ebf7a07d16423ecc8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTRX2384733
- Bitcoin block existence check
- https://blockstream.info/api/block/956302