ISRC HKI199314509
Verified recording
HKI199314509 is “Hjalmar Brantings sorgmarsch” by Hugo Alfvén,
registered on the CopyrightChains blockchain with CopyrightID
0xea0f164b21808aa41c3b79ff5d8936e347036ec2cab694332bed9c316b44a362 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314509.
Recording identifiers
- ISRC
- HKI199314509
- Title
- Hjalmar Brantings sorgmarsch
- Artist
- Hugo Alfvén
- CopyrightID (CopyrightChains transaction hash)
0xea0f164b21808aa41c3b79ff5d8936e347036ec2cab694332bed9c316b44a362
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:05b04cda1236f3f67e7fa1197d6d7099d3ca79fcaea4f0ccf1a3266dea82b274- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314509
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Hjalmar Brantings sorgmarsch · Machine-readable JSON-LD