ISRC QZWFN2423197
Verified recording
QZWFN2423197 is “Strobe” by Mark Hartsuch,
registered on the CopyrightChains blockchain with CopyrightID
0xbbc02aec2860b32b8a6ef1b50d035b8ad4acd016e79b3597fba4cdb168761e2e and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2423197.
Recording identifiers
- ISRC
- QZWFN2423197
- Title
- Strobe
- Artist
- Mark Hartsuch
- CopyrightID (CopyrightChains transaction hash)
0xbbc02aec2860b32b8a6ef1b50d035b8ad4acd016e79b3597fba4cdb168761e2e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:3c80052a6a1dfa77cb18ed3ad899a17ee087e94d8e14c9f3d09160ea8ed0d95e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWFN2423197
- Bitcoin block existence check
- https://blockstream.info/api/block/956889