ISRC CZH401105160
Verified recording
CZH401105160 is “Joy of the Heavenly Hierarchies (Arr. I. Ushakov for Male Choir)” by The Male Choir of Valaam Singing Culture Institute,
registered on the CopyrightChains blockchain with CopyrightID
0x039d135dd7af4838ecf562c9f62e3a4236f481c9ece5905f4498751041bd9e69 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZH401105160.
Recording identifiers
- ISRC
- CZH401105160
- Title
- Joy of the Heavenly Hierarchies (Arr. I. Ushakov for Male Choir)
- Artist
- The Male Choir of Valaam Singing Culture Institute
- CopyrightID (CopyrightChains transaction hash)
0x039d135dd7af4838ecf562c9f62e3a4236f481c9ece5905f4498751041bd9e69
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:15adfad1dade68820af04217d18ee896cb93321ebef242d90ab4d782ed473061- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZH401105160
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Joy of the Heavenly Hierarchies (Arr. I. Ushakov for Male Choir) · Machine-readable JSON-LD