OpenTechnical

OT-2026-000060945

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000060945) never changes.

Identity and time

Publication numberOT-2026-000060945 · never reused
Internal UUID01a0ae8b-12f3-734a-952f-94c071860301 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060945
StatusPUBLIC

Content hashes

Canonical text9c956646e1424f4e0df5e710204f92f5f5b73b5ea49842cf80eea20f70aabdfe
Markdown3cff93f2515af1c10c43a1966d568d4e368dbee0f429f23ed2f4ebaf1cb0a05a
PDF
Publication page8cb76272bd542617e9219fd00034681e2ea2be68b9b10997235553d744e2851c
Manifestc159f2a7cb3f2f11fdf14e6d46080d3f7b4bc840fdc2801b62d3073c6b14d8e1

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturebXkjIXNdHA5fYTjknarNbzZSp8KGonPU9FOFPL934fGy8ZWzVzATAmKyIoWyF2xTAsZNAe5qcMifJV5qhCi4Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:13.171278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060945
observed 8cb76272bd542617e9219fd00034681e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.153850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060945/manifest.json
observed c159f2a7cb3f2f11fdf14e6d46080d3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.136199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060945/publication.md
observed 3cff93f2515af1c10c43a1966d568d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:13.119104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060945/publication.txt
observed 9c956646e1424f4e0df5e710204f92f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.