ISRC USAT21702278
Verified recording
USAT21702278 is “How Long” by Charlie Puth,
registered on the CopyrightChains blockchain with CopyrightID
0xc88afcd6c4977ea92b2e42269187cf4a5da94e9aa53aa519220dbdfef41aef7f and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT21702278.
Recording identifiers
- ISRC
- USAT21702278
- Title
- How Long
- Artist
- Charlie Puth
- CopyrightID (CopyrightChains transaction hash)
0xc88afcd6c4977ea92b2e42269187cf4a5da94e9aa53aa519220dbdfef41aef7f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:039a6e5925f9643b9ef58c52399748cb04191e4c09e56498b0a46fb61c3c98fa- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USAT21702278
- Bitcoin block existence check
- https://blockstream.info/api/block/953513