ISRC NLL6R1601538
Verified recording
NLL6R1601538 is “Polka” by Dmitri Shostakovich,
registered on the CopyrightChains blockchain with CopyrightID
0x94ecdbec5dcbc20a66d2d718f102a90207d44e8d0a4284509b6f881114586395 and independently timestamped
in Bitcoin block 960144 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLL6R1601538.
Recording identifiers
- ISRC
- NLL6R1601538
- Title
- Polka
- Artist
- Dmitri Shostakovich
- CopyrightID (CopyrightChains transaction hash)
0x94ecdbec5dcbc20a66d2d718f102a90207d44e8d0a4284509b6f881114586395
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:09:47+00:00
- Bitcoin block
- 960144
- Canonical record hash
sha256:a8717e4b0c870459f51c6cb85a2a355eccac1a76823413017913edbd485fb23d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLL6R1601538
- Bitcoin block existence check
- https://blockstream.info/api/block/960144