ISRC NOMPP1404020
Verified recording
NOMPP1404020 is “Bojarernes Indtogsmarsch (Entry March of the Boyars)” by Johan Halvorsen,
registered on the CopyrightChains blockchain with CopyrightID
0x2a8e754dca582737750afbce8427442adfe0944fa6963c3f26fd6e2db58df540 and independently timestamped
in Bitcoin block 956312 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOMPP1404020.
Recording identifiers
- ISRC
- NOMPP1404020
- Title
- Bojarernes Indtogsmarsch (Entry March of the Boyars)
- Artist
- Johan Halvorsen
- CopyrightID (CopyrightChains transaction hash)
0x2a8e754dca582737750afbce8427442adfe0944fa6963c3f26fd6e2db58df540
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T05:09:12+00:00
- Bitcoin block
- 956312
- Canonical record hash
sha256:a84a1f2e12898bd57daff9e464a12deb3d23b5486c468c9671595dd85a49dd4b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOMPP1404020
- Bitcoin block existence check
- https://blockstream.info/api/block/956312
Full record
Track page: Bojarernes Indtogsmarsch (Entry March of the Boyars) · Machine-readable JSON-LD