ISRC GBUM72109008
Verified recording
GBUM72109008 is “London Is Lonely” by Holly Humberstone,
registered on the CopyrightChains blockchain with CopyrightID
0xbffdcf01046e0cd8d5d8d6edf061b00bc73ccbf9b21e90f8e1efc54f32ef6a70 and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM72109008.
Recording identifiers
- ISRC
- GBUM72109008
- Title
- London Is Lonely
- Artist
- Holly Humberstone
- CopyrightID (CopyrightChains transaction hash)
0xbffdcf01046e0cd8d5d8d6edf061b00bc73ccbf9b21e90f8e1efc54f32ef6a70
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:4c258f6defcc83d07b61a7fc5bfad91e31facc67a879bd12db5595b78bf6ec2c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM72109008
- Bitcoin block existence check
- https://blockstream.info/api/block/960360