ISRC USUM71812803
Verified recording
USUM71812803 is “Feelings” by Letta Mbulu,
registered on the CopyrightChains blockchain with CopyrightID
0xb661a87cea1b073272a8dea8a9344bbb8a945f525cb2cf87dde1b75691be907c and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71812803.
Recording identifiers
- ISRC
- USUM71812803
- Title
- Feelings
- Artist
- Letta Mbulu
- CopyrightID (CopyrightChains transaction hash)
0xb661a87cea1b073272a8dea8a9344bbb8a945f525cb2cf87dde1b75691be907c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:e187268041ae2a7445d29d65cb658ef2071c8a88e422b9d0d7addb7c8126eddf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71812803
- Bitcoin block existence check
- https://blockstream.info/api/block/960264