ISRC USI4R0902726
Verified recording
USI4R0902726 is “But Wait” by Marco Polo,
registered on the CopyrightChains blockchain with CopyrightID
0x7b7d033008d1088af639648135e8cdb23c060bb8700ea4cdf834cdb43fb56916 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USI4R0902726.
Recording identifiers
- ISRC
- USI4R0902726
- Title
- But Wait
- Artist
- Marco Polo
- CopyrightID (CopyrightChains transaction hash)
0x7b7d033008d1088af639648135e8cdb23c060bb8700ea4cdf834cdb43fb56916
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:94e3e592e80df1a6f26234773ffedb394f396fda90a5f09b8e1d84264dcc8bcd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USI4R0902726
- Bitcoin block existence check
- https://blockstream.info/api/block/957118