ISRC QM4TW1507210
Verified recording
QM4TW1507210 is “Juan Sin Traba” by Cascarita,
registered on the CopyrightChains blockchain with CopyrightID
0x8ff1daffb9ba3d0625022fb718abe9809e6811bdbeec18ea6b32241602acb019 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1507210.
Recording identifiers
- ISRC
- QM4TW1507210
- Title
- Juan Sin Traba
- Artist
- Cascarita
- CopyrightID (CopyrightChains transaction hash)
0x8ff1daffb9ba3d0625022fb718abe9809e6811bdbeec18ea6b32241602acb019
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:b8463b01999e29d254065ad56c21ae6c093e96900155603fd4331a55c1bb2951- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1507210
- Bitcoin block existence check
- https://blockstream.info/api/block/956302