ISRC TCAGR2215835
Verified recording
TCAGR2215835 is “Письмо” by Труд,
registered on the CopyrightChains blockchain with CopyrightID
0xfb358e06203f644a18a1474260ac0a76c4d89815bfec55114e9084050b2344ec and independently timestamped
in Bitcoin block 960222 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAGR2215835.
Recording identifiers
- ISRC
- TCAGR2215835
- Title
- Письмо
- Artist
- Труд
- CopyrightID (CopyrightChains transaction hash)
0xfb358e06203f644a18a1474260ac0a76c4d89815bfec55114e9084050b2344ec
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:48:45+00:00
- Bitcoin block
- 960222
- Canonical record hash
sha256:6c0dc0c6cccf3957295c32cd40c97ef7c3f19eece0a9a922b815f825cd901a96- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCAGR2215835
- Bitcoin block existence check
- https://blockstream.info/api/block/960222