ISRC USC4R1604535
Verified recording
USC4R1604535 is “Ezz-thetic” by Lee Konitz,
registered on the CopyrightChains blockchain with CopyrightID
0xa621f1b3a4d6b3101394f0e11331c0e65a80bc6db0613546f6a8048d3394ae6d and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R1604535.
Recording identifiers
- ISRC
- USC4R1604535
- Title
- Ezz-thetic
- Artist
- Lee Konitz
- CopyrightID (CopyrightChains transaction hash)
0xa621f1b3a4d6b3101394f0e11331c0e65a80bc6db0613546f6a8048d3394ae6d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b067ff558adcff11111072313b50ca84b2d3620d8e7914a9704c082c9d045791- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R1604535
- Bitcoin block existence check
- https://blockstream.info/api/block/957118