Leon Koppelman
Copyright Verification
- CopyrightID (CopyrightChains tx_hash): 0x727a1fcf51765882d0abe91c3310ec7890b51703a123dfcce748e183e388099e
- Status: registered
- Registered: 2026-06-14T10:59:06+00:00
- Explorer: https://explorer.copyrightchains.com/tx/0x727a1fcf51765882d0abe91c3310ec7890b51703a123dfcce748e183e388099e
- Bitcoin block (earliest attestation): 953645, 2026-06-14T14:31:42Z
- Record hash: sha256:239fb356b1bf7fa7b0efc137f6631ab71127b9e2df5141f1b112672bfe29878d
- Anchored record: https://artists.proofprofile.net/proofs/artist/3d50e51e-149d-4aef-a454-5160cf4b96ec.json
- OpenTimestamps proof: https://artists.proofprofile.net/proofs/artist/3d50e51e-149d-4aef-a454-5160cf4b96ec.ots
- Verification result: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3d50e51e-149d-4aef-a454-5160cf4b96ec
- Bitcoin block lookup: https://blockstream.info/api/block-height/953645
Top Tracks
Full machine-verifiable record (JSON-LD, dual-chain proof, every album and recording): https://artists.proofprofile.net/storage/jsonld/artists/e590/artist-1762704.json
Popularity-0 recordings of Leon Koppelman in everplay, described from supplier metadata.