ISRC GBTMZ1900923
Verified recording
GBTMZ1900923 is “Off Course” by Dossa,
registered on the CopyrightChains blockchain with CopyrightID
0xd21159375a7f07c5b1d6fcffecec2fbe42388d3cab3c8cfcfcff0cb24fc9b42d 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/GBTMZ1900923.
Recording identifiers
- ISRC
- GBTMZ1900923
- Title
- Off Course
- Artist
- Dossa
- CopyrightID (CopyrightChains transaction hash)
0xd21159375a7f07c5b1d6fcffecec2fbe42388d3cab3c8cfcfcff0cb24fc9b42d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:a8c1b018221fc10904997db66084a5d82c59f3c6da98499c2ec24d977cff490a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBTMZ1900923
- Bitcoin block existence check
- https://blockstream.info/api/block/953520