ISRC USBR21000149
Verified recording
USBR21000149 is “What Child Is This” by The Museum,
registered on the CopyrightChains blockchain with CopyrightID
0x50762d71c647f60c05e85847355b834037c9a21c161546613fe4f533a485cfe3 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBR21000149.
Recording identifiers
- ISRC
- USBR21000149
- Title
- What Child Is This
- Artist
- The Museum
- CopyrightID (CopyrightChains transaction hash)
0x50762d71c647f60c05e85847355b834037c9a21c161546613fe4f533a485cfe3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:aa471a2ee424945584d2e831c1866fab2b6e129b1c0cee152e8a009008568495- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBR21000149
- Bitcoin block existence check
- https://blockstream.info/api/block/960418