ISRC GBUM72107499

Verified recording

GBUM72107499 is “Unbreakable” by Def Leppard, registered on the CopyrightChains blockchain with CopyrightID 0x63ac1576049af9d11a450dcb5e51985505d54d3681326a9308e8815f4b52dbba 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/GBUM72107499.

Recording identifiers

ISRC
GBUM72107499
Title
Unbreakable
Artist
Def Leppard
CopyrightID (CopyrightChains transaction hash)
0x63ac1576049af9d11a450dcb5e51985505d54d3681326a9308e8815f4b52dbba

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:6ecd5f275c2ec9b99ad2a172081333cf3cac2556a4e56886ca4fbe7d340d4d82
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM72107499
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: Unbreakable · Machine-readable JSON-LD