ISRC GBBBB3200014
Verified recording
GBBBB3200014 is “Vespers (All-Night Vigil), Op. 37: 3. "Blazhen muzh"” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xf662660ab03d20ecc4e4cdd58019cd40058f1f6ab3f18d04ba2ee1c6596ace1e and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBB3200014.
Recording identifiers
- ISRC
- GBBBB3200014
- Title
- Vespers (All-Night Vigil), Op. 37: 3. "Blazhen muzh"
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xf662660ab03d20ecc4e4cdd58019cd40058f1f6ab3f18d04ba2ee1c6596ace1e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:da6bd9f953162db2c9fe7f9ba339494d45d20db7105b498358f32f7b10c34dff- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBB3200014
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Vespers (All-Night Vigil), Op. 37: 3. "Blazhen muzh" · Machine-readable JSON-LD