ISRC QZQAY2147869
Verified recording
QZQAY2147869 is “Espérance” by Cyprien Katsaris,
registered on the CopyrightChains blockchain with CopyrightID
0xcb62c3e9811c33c30f9f35a18e81a6afbd1fc8d739974e99fb9f8637c492a984 and independently timestamped
in Bitcoin block 960478 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZQAY2147869.
Recording identifiers
- ISRC
- QZQAY2147869
- Title
- Espérance
- Artist
- Cyprien Katsaris
- CopyrightID (CopyrightChains transaction hash)
0xcb62c3e9811c33c30f9f35a18e81a6afbd1fc8d739974e99fb9f8637c492a984
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:547b1df1648e1928ec69f3b8eab24802c81b1ae5473cb5473e4d7bc2117bff0b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZQAY2147869
- Bitcoin block existence check
- https://blockstream.info/api/block/960478