OpenTechnical

OT-2026-000083656

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000083656) never changes.

Identity and time

Publication numberOT-2026-000083656 · never reused
Internal UUID01a0ae98-0416-7fb3-bde9-8303fd7648b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083656
StatusPUBLIC

Content hashes

Canonical text5367408d4255aa61df5c6277c81a9f1f9ac89ccf5be5505439ad49979c3f0ef8
Markdown781ad184c3974ca386fc655a5af9af0b02dbdc9e0943849725fe78842536c9f0
PDF
Publication page8fa9b41b9d5663870e8b1590e5a4e99024d1a8fc35ffdfb5297d9eb8e394d6e1
Manifest7be9e0f025d8b1a0831073c3879554dc88318bdddb25813fc31d03e562d2d60d

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
SignatureLhAEt7xP3r5PVM674dSiiVZpygLH+e+nodAAWHU9Ok8B0QZFy/U2R3nqtXcZvFRQTu38sTtus0uryuJQMCp1AQ==
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

2026-09-17T09:57:16.435141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083656
observed 8fa9b41b9d5663870e8b1590e5a4e990...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:16.418395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083656/manifest.json
observed 7be9e0f025d8b1a0831073c3879554dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:16.402921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083656/publication.md
observed 781ad184c3974ca386fc655a5af9af0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:16.386515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083656/publication.txt
observed 5367408d4255aa61df5c6277c81a9f1f...
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.