ISRC GBUM70900621
Verified recording
GBUM70900621 is “The Dark” by Black Sabbath,
registered on the CopyrightChains blockchain with CopyrightID
0x6e39893543c18c48503df3ab8b3bb12e29bab9d97315c09b239b5ab3e3e15fa1 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/GBUM70900621.
Recording identifiers
- ISRC
- GBUM70900621
- Title
- The Dark
- Artist
- Black Sabbath
- CopyrightID (CopyrightChains transaction hash)
0x6e39893543c18c48503df3ab8b3bb12e29bab9d97315c09b239b5ab3e3e15fa1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:46149890c19a7704e69cde354120d4f89da480d378b85818b77cb3e3b639fa57- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70900621
- Bitcoin block existence check
- https://blockstream.info/api/block/953520