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

Full record

Track page: Feelings · Machine-readable JSON-LD