Sigan.beta
Sigan / verify / W98J-FGFS

2026-07-20

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-W98J-FGFS The drawing process was recorded and verified⟠ Device-signed & verified
Strokes
457
Sittings
17
Undo / redo
0 / 0
Saves
10
76.3/hour
Verify · sha256 e2a33fc4550660a1…
⛓ Existed before 7/23/2026 — anchored in Bitcoin.ots proof
Time drawing
00:07:51
17 sittings, 457 strokes. Only this is time a human spent drawing.
Time not drawing
73:13:54
Time the file sat open with hands off.
Time drawing 0.2%Time not drawing 99.8%

When it was drawn

What this page states · not a verdict

Drawn in 457 strokes over 00:07:51, across 17 sittings (over 3 days). Whether external images were imported is not checked in this record (v0). The record alone allows it to be replayed from the beginning.

Forgery difficultyHigh64/100top 51% hardest to fake

To forge this process exactly, one would have to reproduce the pressure, timing, and tremor of all 457 strokes — one by one. This isn't a verdict; it reflects how dense the recorded signals are.

Signals from the hand

Pressure curvevar 0.028
Speed · accel1.2 px/ms
Tilt · azimuth4–51°
Micro-tremor0.83 index
Rhythm · rest13 pauses
Action logundo 0 · redo 0 · device 0

Seal · linked artwork file

Hash chain
sha256
Sittings (segments)
17 segments · 457 strokes
Linked artwork file · hash match
19611449.clipsha256 522d24e7848cc78bb3c31,768 KBIf the sha256 of your copy matches a value above, that file is one of the files sealed with this record.
863eb253.clipsha256 551f3ae780ee933310212,550 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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Character of this drawing

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https://sigan.mmwo.io/verify/SIGAN-W98J-FGFS