ISRC USPR34700039
Verified recording
USPR34700039 is “Tailspin” by Billy Strayhorn,
registered on the CopyrightChains blockchain with CopyrightID
0x56e65b9f7ac931f3e79ba21434a6f9e29d047298d83beb8c2b3fce2318edda67 and independently timestamped
in Bitcoin block 960150 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPR34700039.
Recording identifiers
- ISRC
- USPR34700039
- Title
- Tailspin
- Artist
- Billy Strayhorn
- CopyrightID (CopyrightChains transaction hash)
0x56e65b9f7ac931f3e79ba21434a6f9e29d047298d83beb8c2b3fce2318edda67
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:51:49+00:00
- Bitcoin block
- 960150
- Canonical record hash
sha256:1128cda2b80ace7527d474938f4626b4d8ee150fb980b2db7c5b3d9a9abbc17e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USPR34700039
- Bitcoin block existence check
- https://blockstream.info/api/block/960150