ISRC USBC10500367
Verified recording
USBC10500367 is “Wait” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0x8c23e72ed9c03f1c54138c0ecc712f1b9484bc70ecb5849cb0d6b73d1aa8609a and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10500367.
Recording identifiers
- ISRC
- USBC10500367
- Title
- Wait
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0x8c23e72ed9c03f1c54138c0ecc712f1b9484bc70ecb5849cb0d6b73d1aa8609a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:502c92c1b281962d5e2582fa120447dce1376ce50f3831d724babb567d3d9e08- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10500367
- Bitcoin block existence check
- https://blockstream.info/api/block/953520