ISRC USHM91188785
Verified recording
USHM91188785 is “How Long” by Tony Spinner,
registered on the CopyrightChains blockchain with CopyrightID
0x33d73f02dfc7354b60b6b04413514c9a084b997167788ceda410186038aa478f and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM91188785.
Recording identifiers
- ISRC
- USHM91188785
- Title
- How Long
- Artist
- Tony Spinner
- CopyrightID (CopyrightChains transaction hash)
0x33d73f02dfc7354b60b6b04413514c9a084b997167788ceda410186038aa478f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:1e53ea51988d9463f2ee85fa5a57886e6524ef1c98342f4a1b3c284a9fed8ea6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM91188785
- Bitcoin block existence check
- https://blockstream.info/api/block/960334