ISRC USSM11004438
Verified recording
USSM11004438 is “At Last - Live” by Beyoncé,
registered on the CopyrightChains blockchain with CopyrightID
0x78d753c2a508fc95c02c3876473a4331008cb3dd08c11a4762487da99202106a and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11004438.
Recording identifiers
- ISRC
- USSM11004438
- Title
- At Last - Live
- Artist
- Beyoncé
- CopyrightID (CopyrightChains transaction hash)
0x78d753c2a508fc95c02c3876473a4331008cb3dd08c11a4762487da99202106a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:3c2c3df1168997af2575640431e8c6863683e874535d1a8a3310569bb736e610- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11004438
- Bitcoin block existence check
- https://blockstream.info/api/block/953515