ISRC GBUR61500121

Verified recording

GBUR61500121 is “Run Back” by Mark Reeve, registered on the CopyrightChains blockchain with CopyrightID 0xf874252b813b81dcf077d6e27e61994cb46660c0c3f152a3533e9d2fba9f6ef2 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/GBUR61500121.

Recording identifiers

ISRC
GBUR61500121
Title
Run Back
Artist
Mark Reeve
CopyrightID (CopyrightChains transaction hash)
0xf874252b813b81dcf077d6e27e61994cb46660c0c3f152a3533e9d2fba9f6ef2

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:36a278d656fab040cb5f20c6b19dc1f753b84a990131a2662b8d1da908a32861
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUR61500121
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: Run Back · Machine-readable JSON-LD