ISRC QZTAW2334388
Verified recording
QZTAW2334388 is “Lamentablemente - Remix” by 3R,
registered on the CopyrightChains blockchain with CopyrightID
0x2b7501f4471e34ca3a840690a8f5778227aec899c9ab1539e1fa4a06efc8789f and independently timestamped
in Bitcoin block 960435 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAW2334388.
Recording identifiers
- ISRC
- QZTAW2334388
- Title
- Lamentablemente - Remix
- Artist
- 3R
- CopyrightID (CopyrightChains transaction hash)
0x2b7501f4471e34ca3a840690a8f5778227aec899c9ab1539e1fa4a06efc8789f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:33:26+00:00
- Bitcoin block
- 960435
- Canonical record hash
sha256:1957ea339ee8401303165fde5cef9f1414dd91232c996b6214c6a5903179c183- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAW2334388
- Bitcoin block existence check
- https://blockstream.info/api/block/960435
Full record
Track page: Lamentablemente - Remix · Machine-readable JSON-LD