ISRC QZ2EW2300154

Verified recording

QZ2EW2300154 is “Gemstone” by Mark Lettieri, registered on the CopyrightChains blockchain with CopyrightID 0x4c8c9b52a5a6e0e0d5816f724018af243d12e8a963cd234870de7c6e5e3ac668 and independently timestamped in Bitcoin block 954130 on 2026-06-17. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ2EW2300154.

Recording identifiers

ISRC
QZ2EW2300154
Title
Gemstone
Artist
Mark Lettieri
CopyrightID (CopyrightChains transaction hash)
0x4c8c9b52a5a6e0e0d5816f724018af243d12e8a963cd234870de7c6e5e3ac668

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-17T19:07:14+00:00
Bitcoin block
954130
Canonical record hash
sha256:2162fcb7a49a0fa14b27f459f61b7243dd02bdb55b107aec0f2fb83761a1fb22
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ2EW2300154
Bitcoin block existence check
https://blockstream.info/api/block/954130

Full record

Track page: Gemstone · Machine-readable JSON-LD