ISRC QZDA72169356
Verified recording
QZDA72169356 is “Existential” by Chris Mazuera,
registered on the CopyrightChains blockchain with CopyrightID
0x39ff47dbd0251fdd291b95b6910f6d26e12335473cfc8a55bc947a24d1869a20 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA72169356.
Recording identifiers
- ISRC
- QZDA72169356
- Title
- Existential
- Artist
- Chris Mazuera
- CopyrightID (CopyrightChains transaction hash)
0x39ff47dbd0251fdd291b95b6910f6d26e12335473cfc8a55bc947a24d1869a20
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9aaaa52d041793991c083e21b0704af9a1958949bb597394f6e5cdc2a3024bc3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZDA72169356
- Bitcoin block existence check
- https://blockstream.info/api/block/957118