OpenTechnical

OT-2026-000097990

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000097990) never changes.

Identity and time

Publication numberOT-2026-000097990 · never reused
Internal UUID01a0aea1-92f7-72fd-a398-729c41ad548f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097990
StatusPUBLIC

Content hashes

Canonical text529ed0469bb88d57df943a543d6af488774bfe911156e22e4babab7d9519083f
Markdown121125be831f8b88661b62ed414ad39efff5afb9cdb024cce64d26bcfa81116c
PDF
Publication page35e6957e4d34fc85340551f9a0696238aa240e727398949588d15521bac949c4
Manifestc5da257fb1238d79e8bd950203f29a417a5762287c5086a77113bd175e24661a

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
SignatureXnCFUaB/PeK7018ovzOLCkOyGZ124kBHCHA15I6k5WaEQz6X78E5UaokWD9jMSt2xV/e16jblxIZUIB9ty++CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:08.557483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097990
observed 35e6957e4d34fc85340551f9a0696238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.503443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097990/manifest.json
observed c5da257fb1238d79e8bd950203f29a41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.482763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097990/publication.md
observed 121125be831f8b88661b62ed414ad39e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:08.455428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097990/publication.txt
observed 529ed0469bb88d57df943a543d6af488...
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.