OpenTechnical

OT-2026-000066546

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000066546) never changes.

Identity and time

Publication numberOT-2026-000066546 · never reused
Internal UUID01a0ae8e-ce41-7194-b4e5-fa4452ff095e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066546
StatusPUBLIC

Content hashes

Canonical text7de732ab8e65fcfe16399403567cb0aeaed792c358942c267a257c3b0e19e056
Markdown1afe6da8728925221473ac450b47c2eade31a9e2035fde364e3950a1feab8253
PDF
Publication page6405313377ca873acccd6d8e815b12515d6ec49c1809875aa67b089aea0c8303
Manifesteb6aeba0a7d798182a5ab6a35ceecee27f7e352e24015c0e3a7788591f2f99c2

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
Signaturewm+imADYyX25YrPJxjQynojgNn8yVT75rUGbbKaHh2RrIHK+NzmTGoDx8tIVWFDcUY1eecxOrOvJ0uNYSkXBBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:48.823866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066546
observed 6405313377ca873acccd6d8e815b1251...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.807257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066546/manifest.json
observed eb6aeba0a7d798182a5ab6a35ceecee2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.789080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066546/publication.md
observed 1afe6da8728925221473ac450b47c2ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.770569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066546/publication.txt
observed 7de732ab8e65fcfe16399403567cb0ae...
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.