ISRC DKHJ61800219
Verified recording
DKHJ61800219 is “Septembers himmel er så blå (Arr. B. Holten for Choir)” by Otto Mortensen,
registered on the CopyrightChains blockchain with CopyrightID
0xd1074c76a32d579899cb5a29f11d485463558c77450df903c59db9057d55f37b 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/DKHJ61800219.
Recording identifiers
- ISRC
- DKHJ61800219
- Title
- Septembers himmel er så blå (Arr. B. Holten for Choir)
- Artist
- Otto Mortensen
- CopyrightID (CopyrightChains transaction hash)
0xd1074c76a32d579899cb5a29f11d485463558c77450df903c59db9057d55f37b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:6aa3932d645f38308e4dcedbccfd43f1425b3fa8117f2dbdd70b54d5832d5965- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKHJ61800219
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Septembers himmel er så blå (Arr. B. Holten for Choir) · Machine-readable JSON-LD