OpenTechnical

OT-2026-000037326

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000037326) never changes.

Identity and time

Publication numberOT-2026-000037326 · never reused
Internal UUID01a0ae77-b8cd-7430-9976-4d676377f3bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037326
StatusPUBLIC

Content hashes

Canonical textd7c2d38bbd48f561daeb9f44742f8b0353d99b215cbc4f154c9afc1a5ac73bd7
Markdownb2b66d5de3ab85e7446df52d0f2ac8eac88ae3c425b156e1e8a6c6b9cb2218c5
PDF
Publication page7d138f000b0fbb505231eb843dd11f981809214d5f177828f3826694476e3041
Manifestbba7f01100353638426d7abb2ddbb9259862292de5e1bb8aea584bea1f737775

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
SignaturednBZEZww3JJpWwMcnKW/mkgG6u504/VdkJWNsR0/Rejp1G28hEztd5atjEGDDg0vuWAD0t7XQhecpXar4D51AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:43.865040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037326
observed 7d138f000b0fbb505231eb843dd11f98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.847006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037326/manifest.json
observed bba7f01100353638426d7abb2ddbb925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.828916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037326/publication.md
observed b2b66d5de3ab85e7446df52d0f2ac8ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:43.810743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037326/publication.txt
observed d7c2d38bbd48f561daeb9f44742f8b03...
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.