ISRC NLG420400263
Verified recording
NLG420400263 is “Obstinate” by Promo,
registered on the CopyrightChains blockchain with CopyrightID
0x9903d91153d253e9f0922db9f591d0f4c56af8bd10258e849cfc69187e45d902 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG420400263.
Recording identifiers
- ISRC
- NLG420400263
- Title
- Obstinate
- Artist
- Promo
- CopyrightID (CopyrightChains transaction hash)
0x9903d91153d253e9f0922db9f591d0f4c56af8bd10258e849cfc69187e45d902
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:9ab8846343e5589055603b280b07a4da8609b49233f9da40200ec17aa15da0f9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG420400263
- Bitcoin block existence check
- https://blockstream.info/api/block/960448