ISRC HUA251686020
Verified recording
HUA251686020 is “Szomoru vasarnap (Gloomy Sunday)” by Rezső Seress,
registered on the CopyrightChains blockchain with CopyrightID
0x0faa93d0e622ffce9b86d031565535e030eeb575fe574792011905853e71a337 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA251686020.
Recording identifiers
- ISRC
- HUA251686020
- Title
- Szomoru vasarnap (Gloomy Sunday)
- Artist
- Rezső Seress
- CopyrightID (CopyrightChains transaction hash)
0x0faa93d0e622ffce9b86d031565535e030eeb575fe574792011905853e71a337
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:02503902b90f9803f4515999c5deb5cd6b770eb608c06d8e1129bbd04c39686b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HUA251686020
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Szomoru vasarnap (Gloomy Sunday) · Machine-readable JSON-LD