ISRC USMB51300045
Verified recording
USMB51300045 is “Truth?” by Def Leppard,
registered on the CopyrightChains blockchain with CopyrightID
0x16a68061e547455671bacd0d05bcd4bd60bcb8c1aae17d3b0739823ff1b4e500 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/USMB51300045.
Recording identifiers
- ISRC
- USMB51300045
- Title
- Truth?
- Artist
- Def Leppard
- CopyrightID (CopyrightChains transaction hash)
0x16a68061e547455671bacd0d05bcd4bd60bcb8c1aae17d3b0739823ff1b4e500
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:ce041345626b713534e0337674fd46f96e99c1c40354381f96fa2f89872cc44e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USMB51300045
- Bitcoin block existence check
- https://blockstream.info/api/block/953520