Sigan.beta
Sigan / verify / TTYY-KZ4L

2026-08-04

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-TTYY-KZ4LFormat-only (no device signature)
Strokes
479
Sittings
19
Undo / redo
34 / 0
Saves
5
25.9/hour
Verify · sha256 b428124f2d393eb7…
⛓ Existed before 8/4/2026 — anchored in Bitcoin.ots proof
Time drawing
00:11:35
19 sittings, 479 strokes. Only this is time a human spent drawing.
Time not drawing
02:28:24
Time the file sat open with hands off.
Time drawing 7.2%Time not drawing 92.8%

When it was drawn

What this page states · not a verdict

Drawn in 479 strokes over 00:11:35, across 19 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 difficultyModerate50/100top 70% hardest to fake

To forge this process exactly, one would have to reproduce the pressure, timing, and tremor of all 479 strokes — one by one. This isn't a verdict; it reflects how dense the recorded signals are.

Signals from the hand

Pressure curvePressure not recorded (tablet driver)
Speed · accel0.9 px/ms
Tilt · azimuthn/a
Micro-tremor18.87 index
Rhythm · rest16 pauses
Action logundo 34 · redo 0 · device 0

Seal · linked artwork file

Hash chain
sha256
Sittings (segments)
19 segments · 479 strokes
Linked artwork file · hash match
d4a1f07f.clipsha256 0da28afa884dce4f72c83,375 KBIf the sha256 of your copy matches a value above, that file is one of the files sealed with this record.
c10f8734.clipsha256 ee76dc75cd5a0efa46da180,001 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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