ISRC GBKQU2271880
Verified recording
GBKQU2271880 is “Constancy” by Alexander Popov,
registered on the CopyrightChains blockchain with CopyrightID
0x933b7c1b4f91531ee2e8d3bf365ee430670e7a5f656eba08b886377e82d96143 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU2271880.
Recording identifiers
- ISRC
- GBKQU2271880
- Title
- Constancy
- Artist
- Alexander Popov
- CopyrightID (CopyrightChains transaction hash)
0x933b7c1b4f91531ee2e8d3bf365ee430670e7a5f656eba08b886377e82d96143
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:0074899106b297e9ebe47ec011db210bd1c9b175a7c0533f991bfa7471e8167f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKQU2271880
- Bitcoin block existence check
- https://blockstream.info/api/block/956302