ISRC USIR20200671
Verified recording
USIR20200671 is “Last Dance” by Donna Summer,
registered on the CopyrightChains blockchain with CopyrightID
0x55940058644aa2bd373cbad7883f996c8cfa3e2e5763dd31d50ce2eaaf72a9d1 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/USIR20200671.
Recording identifiers
- ISRC
- USIR20200671
- Title
- Last Dance
- Artist
- Donna Summer
- CopyrightID (CopyrightChains transaction hash)
0x55940058644aa2bd373cbad7883f996c8cfa3e2e5763dd31d50ce2eaaf72a9d1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:89efd66d6db3d1b934635c60e627e7d96b312b8cb495426438ae9724a2032379- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USIR20200671
- Bitcoin block existence check
- https://blockstream.info/api/block/960138