ISRC USFKZ0610434
Verified recording
USFKZ0610434 is “Slava!” by Leonard Bernstein,
registered on the CopyrightChains blockchain with CopyrightID
0xa20bd728407799a2be732c579e31c57f21230ab8938a46009fe5c6eb33cefed7 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USFKZ0610434.
Recording identifiers
- ISRC
- USFKZ0610434
- Title
- Slava!
- Artist
- Leonard Bernstein
- CopyrightID (CopyrightChains transaction hash)
0xa20bd728407799a2be732c579e31c57f21230ab8938a46009fe5c6eb33cefed7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:2f40d7ad491154c2eded62b8502b13f9a86e732c1aff794903e000f8dd44f206- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USFKZ0610434
- Bitcoin block existence check
- https://blockstream.info/api/block/953515