ISRC NLDD62300120
Verified recording
NLDD62300120 is “Goodbye” by Sirona,
registered on the CopyrightChains blockchain with CopyrightID
0x9819035dbe1f742cc1f53152200261c7cb6951d34b32d23520695a29e18573d3 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLDD62300120.
Recording identifiers
- ISRC
- NLDD62300120
- Title
- Goodbye
- Artist
- Sirona
- CopyrightID (CopyrightChains transaction hash)
0x9819035dbe1f742cc1f53152200261c7cb6951d34b32d23520695a29e18573d3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:1cf888b2050e10442254a31da3ff9681acfd1e8c6cc87077899ec70536b70bba- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLDD62300120
- Bitcoin block existence check
- https://blockstream.info/api/block/957120