ISRC GBUM70900625
Verified recording
GBUM70900625 is “Hot Line” by Black Sabbath,
registered on the CopyrightChains blockchain with CopyrightID
0xc281b988c075127acb90e2ba67ad65e6d34c7d853c1b3b24d9edb8e6f87b79ce 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/GBUM70900625.
Recording identifiers
- ISRC
- GBUM70900625
- Title
- Hot Line
- Artist
- Black Sabbath
- CopyrightID (CopyrightChains transaction hash)
0xc281b988c075127acb90e2ba67ad65e6d34c7d853c1b3b24d9edb8e6f87b79ce
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:29f4218c8d4c35176e51c818ec64eea197a48c8097b0b73ecd919d93e6bc255e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBUM70900625
- Bitcoin block existence check
- https://blockstream.info/api/block/953520