ISRC USQY51549403
Verified recording
USQY51549403 is “First Steps” by Justus Rümenapp,
registered on the CopyrightChains blockchain with CopyrightID
0x8fe2df13ff3d1fd8288d19ddf55c809efeb8f8cfad2a6e91e55f5d8f6d0a6355 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQY51549403.
Recording identifiers
- ISRC
- USQY51549403
- Title
- First Steps
- Artist
- Justus Rümenapp
- CopyrightID (CopyrightChains transaction hash)
0x8fe2df13ff3d1fd8288d19ddf55c809efeb8f8cfad2a6e91e55f5d8f6d0a6355
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:f0ad39eb14cd59e1c37e92308a59406cf69be0256be247eb819e20932f6c3855- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQY51549403
- Bitcoin block existence check
- https://blockstream.info/api/block/960138