ISRC QZNJX2350963
Verified recording
QZNJX2350963 is “Lost Tape 3” by Retro 1312,
registered on the CopyrightChains blockchain with CopyrightID
0xd16e41449c815afa59500a552141b5724c6aebc09637cb8cfaf30c560b1f1906 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/QZNJX2350963.
Recording identifiers
- ISRC
- QZNJX2350963
- Title
- Lost Tape 3
- Artist
- Retro 1312
- CopyrightID (CopyrightChains transaction hash)
0xd16e41449c815afa59500a552141b5724c6aebc09637cb8cfaf30c560b1f1906
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:7f7227cf54edbc9cb6e9a429935a78e6a745cde431b4b83b9a2ddaa66ad33e06- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJX2350963
- Bitcoin block existence check
- https://blockstream.info/api/block/953520