ISRC QMRSZ2001040
Verified recording
QMRSZ2001040 is “holy calamafuck (Instrumental)” by Run The Jewels,
registered on the CopyrightChains blockchain with CopyrightID
0x8ea3d4ec023e067114c832925ba6755f7b74bf28c071fcdef3a34f11803ab580 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/QMRSZ2001040.
Recording identifiers
- ISRC
- QMRSZ2001040
- Title
- holy calamafuck (Instrumental)
- Artist
- Run The Jewels
- CopyrightID (CopyrightChains transaction hash)
0x8ea3d4ec023e067114c832925ba6755f7b74bf28c071fcdef3a34f11803ab580
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:ca92c67592ef27953fe0e06f5775ddba2390faede39d3d7331c5479cbc61906d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMRSZ2001040
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: holy calamafuck (Instrumental) · Machine-readable JSON-LD