ISRC GBBPW9300042
Verified recording
GBBPW9300042 is “Metropolis” by B12,
registered on the CopyrightChains blockchain with CopyrightID
0x4f195fd6a267cab9e47a19f125ce68549be5f94874e368b6804aa87ebb9f893f and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBPW9300042.
Recording identifiers
- ISRC
- GBBPW9300042
- Title
- Metropolis
- Artist
- B12
- CopyrightID (CopyrightChains transaction hash)
0x4f195fd6a267cab9e47a19f125ce68549be5f94874e368b6804aa87ebb9f893f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:d887253095df53f201c4b0904e229ce1bc9da02c72e403186acfa58b5b8e481a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBPW9300042
- Bitcoin block existence check
- https://blockstream.info/api/block/960138