ISRC NLCK41074181
Verified recording
NLCK41074181 is “OPUS III” by Unknown Artist,
registered on the CopyrightChains blockchain with CopyrightID
0x23106c1b4e2f24e7b7474f3b2e2c97de2adeeddfb4deac07a98b868841dfcfb3 and independently timestamped
in Bitcoin block 957249 on 2026-07-09.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK41074181.
Recording identifiers
- ISRC
- NLCK41074181
- Title
- OPUS III
- Artist
- Unknown Artist
- CopyrightID (CopyrightChains transaction hash)
0x23106c1b4e2f24e7b7474f3b2e2c97de2adeeddfb4deac07a98b868841dfcfb3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-09T02:31:37+00:00
- Bitcoin block
- 957249
- Canonical record hash
sha256:68e0e538ead38bdc8a7f8128e6e1dbeffc6f4c99860d76593a8b75da045b848f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLCK41074181
- Bitcoin block existence check
- https://blockstream.info/api/block/957249