OpenTechnical

OT-2026-000063729

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000063729) never changes.

Identity and time

Publication numberOT-2026-000063729 · never reused
Internal UUID01a0ae8c-f946-7dd5-ab34-11b9e0ca7316 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063729
StatusPUBLIC

Content hashes

Canonical text0b822f017a577c9953378060f808fcfaa93a53c3dc4e724207134226a725f057
Markdownf760849477202ac040a6d76029a77822ce19590d595498f0e34dc5480403ef64
PDF
Publication page51dec65a2a11b150fc55e6c880a855215da990b7baf5ff9810485c7c3c7197d6
Manifest96113aeea9dd5e3ec6cbddc8025e93549bced9519eb3caf23fd213befe281d3f

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
SignaturezabPofASGD4ud1hS0W9Fien0UOxsEB7qkofmg+EkiS6D3F8JgMhUvYaboCqzdmdrwbQ1YKQJJRE7PqsC1WUsDw==
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

2026-09-17T10:37:51.482058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063729
observed 51dec65a2a11b150fc55e6c880a85521...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:51.462822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063729/manifest.json
observed 96113aeea9dd5e3ec6cbddc8025e9354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:51.444293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063729/publication.md
observed f760849477202ac040a6d76029a77822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:51.426899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063729/publication.txt
observed 0b822f017a577c9953378060f808fcfa...
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.