ISRC QMDA71448159
Verified recording
QMDA71448159 is “Penknife Killer” by Mike Marshall,
registered on the CopyrightChains blockchain with CopyrightID
0xac6040f5d24464e3336bd0aae1ad5b1df24898607bc6a53f3ae9130d74559953 and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA71448159.
Recording identifiers
- ISRC
- QMDA71448159
- Title
- Penknife Killer
- Artist
- Mike Marshall
- CopyrightID (CopyrightChains transaction hash)
0xac6040f5d24464e3336bd0aae1ad5b1df24898607bc6a53f3ae9130d74559953
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:9f12fae3186e176266246d284b615fe3a4d85572d0cb8f300254f5fb351e12ce- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA71448159
- Bitcoin block existence check
- https://blockstream.info/api/block/960344