ISRC AU4J12300007
Verified recording
AU4J12300007 is “Lock & Key” by Closure in Moscow,
registered on the CopyrightChains blockchain with CopyrightID
0x9df59ea2ecbe225b9d64dd1fa11bdeb3f984f75cf6fda5d40ca95a05152d5cfd and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AU4J12300007.
Recording identifiers
- ISRC
- AU4J12300007
- Title
- Lock & Key
- Artist
- Closure in Moscow
- CopyrightID (CopyrightChains transaction hash)
0x9df59ea2ecbe225b9d64dd1fa11bdeb3f984f75cf6fda5d40ca95a05152d5cfd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:8918573035fb33f169a864565aa80badd19dc288278606e1c6e6d14e0857cedf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/AU4J12300007
- Bitcoin block existence check
- https://blockstream.info/api/block/953520