ISRC PL71Z2341066
Verified recording
PL71Z2341066 is “Za Aleksandra” by Michał Wiśniewski,
registered on the CopyrightChains blockchain with CopyrightID
0x68f4a7a9347d88b1cd5cce914c5dc7c35bb9046e443485bcc40251b53977a984 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PL71Z2341066.
Recording identifiers
- ISRC
- PL71Z2341066
- Title
- Za Aleksandra
- Artist
- Michał Wiśniewski
- CopyrightID (CopyrightChains transaction hash)
0x68f4a7a9347d88b1cd5cce914c5dc7c35bb9046e443485bcc40251b53977a984
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:a4c68075014326aef58eb1162c3ff9a225ab0993a4e498225cdfd5b30eef8d2f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PL71Z2341066
- Bitcoin block existence check
- https://blockstream.info/api/block/960448