ISRC QZTAZ2280070
Verified recording
QZTAZ2280070 is “La valse des méduses” by Leo Nocta,
registered on the CopyrightChains blockchain with CopyrightID
0x7a3304cb5384d7d4ca9d26b8944d37953f14197588fddd6ea2dda4a3a0ff47be and independently timestamped
in Bitcoin block 960254 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAZ2280070.
Recording identifiers
- ISRC
- QZTAZ2280070
- Title
- La valse des méduses
- Artist
- Leo Nocta
- CopyrightID (CopyrightChains transaction hash)
0x7a3304cb5384d7d4ca9d26b8944d37953f14197588fddd6ea2dda4a3a0ff47be
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:06:10+00:00
- Bitcoin block
- 960254
- Canonical record hash
sha256:01fe2f8db3ec1322cf19094bc3e26d4698358d4fbc437d712e0dd7b5bc8fbf6d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTAZ2280070
- Bitcoin block existence check
- https://blockstream.info/api/block/960254