Sigan.beta
Sigan / verify / SABT-JGV9

2026-08-05

Process ReportCertificate PDFIssued
Process replayActual recorded strokes
Loading the recording 0%
LineOrderRework
00:00
Your drawing rhythm becomes the beat, speed the pitch, pressure the dynamics. The same drawing always makes the same song.
SERIAL · SIGAN-SABT-JGV9Format-only (no device signature)
Strokes
70
Sittings
4
Undo / redo
0 / 0
Saves
2
143.1/hour
Verify · sha256 4d369857c1128a49…
⛓ Existed before 8/5/2026 — anchored in Bitcoin.ots proof
Time drawing
00:00:50
4 sittings, 70 strokes. Only this is time a human spent drawing.
Time not drawing
01:00:59
Time the file sat open with hands off.
Time drawing 1.4%Time not drawing 98.6%

When it was drawn

What this page states · not a verdict

Drawn in 70 strokes over 00:00:50, across 4 sittings. Whether external images were imported is not checked in this record (v0). The record alone allows it to be replayed from the beginning.

Forgery difficultyModerate54/100top 64% hardest to fake

To forge this process exactly, one would have to reproduce the pressure, timing, and tremor of all 70 strokes — one by one. This isn't a verdict; it reflects how dense the recorded signals are.

Signals from the hand

Pressure curvevar 0.025
Speed · accel0.9 px/ms
Tilt · azimuth18–42°
Micro-tremor0.92 index
Rhythm · rest2 pauses
Action logundo 0 · redo 0 · device 0

Seal · linked artwork file

Hash chain
sha256
Sittings (segments)
4 segments · 70 strokes
Linked artwork file · hash match
2648a729.psdsha256 a3c0cfcaf8989a3b2a9a787 KBIf the sha256 of your copy matches a value above, that file is one of the files sealed with this record.
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https://sigan.mmwo.io/verify/SIGAN-SABT-JGV9