ISRC GBUM71204755
Verified recording
GBUM71204755 is “Liturgy of St John Chrysostom, Op. 31: 11. Hymn To The Mother Of God: "Izryadno o presvyatey"” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x1e1fbfd0cd6a3594ecf197f9d62589f7dd06805d7e788bccf6b038a9d9e8ada0 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM71204755.
Recording identifiers
- ISRC
- GBUM71204755
- Title
- Liturgy of St John Chrysostom, Op. 31: 11. Hymn To The Mother Of God: "Izryadno o presvyatey"
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x1e1fbfd0cd6a3594ecf197f9d62589f7dd06805d7e788bccf6b038a9d9e8ada0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:9f7435b48d6d637188c90c5982174f02b005547e7cade9890bce11ac3378d39c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM71204755
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Liturgy of St John Chrysostom, Op. 31: 11. Hymn To The Mother Of God: "Izryadno o presvyatey" · Machine-readable JSON-LD