ISRC NLD682300859
Verified recording
NLD682300859 is “Frequency” by Castor & Pollux,
registered on the CopyrightChains blockchain with CopyrightID
0x19333576cee7fac771eeea50c4ef20f74769e56dc071304623e88f1acf55df5f and independently timestamped
in Bitcoin block 960354 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLD682300859.
Recording identifiers
- ISRC
- NLD682300859
- Title
- Frequency
- Artist
- Castor & Pollux
- CopyrightID (CopyrightChains transaction hash)
0x19333576cee7fac771eeea50c4ef20f74769e56dc071304623e88f1acf55df5f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:18+00:00
- Bitcoin block
- 960354
- Canonical record hash
sha256:064552e22129a65d1d2ed67cfb5a3632746a1b0946700ee1e4f4e908e6bae15a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLD682300859
- Bitcoin block existence check
- https://blockstream.info/api/block/960354