ISRC NLC350511811
Verified recording
NLC350511811 is “Marsz Ks. Józef Poniatowski” by Grzegorz Mielimaka,
registered on the CopyrightChains blockchain with CopyrightID
0xd21aa825a4388d5da86bfefda675ec4bbcae8f72ef17ba923e84ee91a757d746 and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLC350511811.
Recording identifiers
- ISRC
- NLC350511811
- Title
- Marsz Ks. Józef Poniatowski
- Artist
- Grzegorz Mielimaka
- CopyrightID (CopyrightChains transaction hash)
0xd21aa825a4388d5da86bfefda675ec4bbcae8f72ef17ba923e84ee91a757d746
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:8817ffc1941fda2abd48ad13ff13df67000fc329fc8bea8151c19ac1290aacd9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLC350511811
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Marsz Ks. Józef Poniatowski · Machine-readable JSON-LD