Sigan.beta
Sigan / verify / G4QN-ZKFG

2026-08-21

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-G4QN-ZKFG The drawing process was recorded and verified⟠ Device-signed & verified
Strokes
73k
Sittings
440
Undo / redo
10779 / 496
Saves
634
41.3/hour
Pastes
127
Canvas rotations
1,091
Zoom in/out
2,235
Verify · sha256 5c1120d8f9bcd973…
⛓ Existed before 8/17/2026 — anchored in Bitcoin.ots proof
Time drawing
15:20:02
440 sittings, 73k strokes. Only this is time a human spent drawing.
Time not drawing
88:45:10
Time the file sat open with hands off.
Time drawing 14.7%Time not drawing 85.3%

When it was drawn

What this page states · not a verdict

Drawn in 73k strokes over 15:20:02, across 440 sittings (over 4 days). Whether external images were imported is not checked in this record (v0). The record alone allows it to be replayed from the beginning.

View habits

While drawing, the canvas was rotated 1091 times, zoomed in 1431 and out 804 times — traces of working at comfortable angles and scales, recorded as part of the working habit.

Forgery difficultyVery high87/100top 34% hardest to fake

To forge this process exactly, one would have to reproduce the pressure, timing, and tremor of all 73k strokes — one by one. This isn't a verdict; it reflects how dense the recorded signals are.

Signals from the hand

Pressure curvevar 0.018
Speed · accel1.9 px/ms
Tilt · azimuth19–78°
Micro-tremor0.49 index
Rhythm · rest970 pauses
Action logundo 10779 · redo 496 · device 0

Seal · linked artwork file

Hash chain
sha256
Sittings (segments)
440 segments · 73k strokes
Linked artwork file · hash match
3a4aadb9.clipsha256 48660626b73ddb7d4b5a97,701 KBIf the sha256 of your copy matches a value above, that file is one of the files sealed with this record.
60da9089.clipsha256 0be61951fde0d00dec1e99,620 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-G4QN-ZKFG