OpenTechnical

OT-2026-000032450

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000032450) never changes.

Identity and time

Publication numberOT-2026-000032450 · never reused
Internal UUID01a0ae75-106e-7c68-8804-a0ab47e758fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032450
StatusPUBLIC

Content hashes

Canonical text5d8c95b87504652bbb150d994e295db73603273da975a7dc1ab49896ad802765
Markdown72bba93c6cde3720d63ee358b311c52a2fb1ba11f0d83687fa97c46109c7e181
PDF
Publication page5d7ed7f85996b849e725c151cb1eede784bb5d5903dfdade70215fec1246040b
Manifest8cee87d29f49c86913e183ceacf92efb95061f0952f1e287b10ed4029cc894b6

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
SignatureWPcajNuWrZEDO+dRfb/Sw1Vefyo0d70myMJfivBMqK4lzGIWMbHI4DBWskdEIbLzOHcwdkaq/IxkBn/CxtVUBQ==
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

2026-09-17T11:33:52.637796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032450
observed 5d7ed7f85996b849e725c151cb1eede7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.620695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032450/manifest.json
observed 8cee87d29f49c86913e183ceacf92efb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.603739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032450/publication.md
observed 72bba93c6cde3720d63ee358b311c52a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.586849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032450/publication.txt
observed 5d8c95b87504652bbb150d994e295db7...
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.