OpenTechnical

OT-2026-000083214

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000083214) never changes.

Identity and time

Publication numberOT-2026-000083214 · never reused
Internal UUID01a0ae97-c963-7143-9f07-177b41b8f541 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083214
StatusPUBLIC

Content hashes

Canonical textde783b11268e5ca6be93f3b04c7717cbb1c37d8663741ba3c85e4042342ed512
Markdowna63981364b006f95069e8e579bca219419cbef661dc9d2ab417da60809c695a9
PDF
Publication page3a0c9a2c5f785f1813407a92b1381a35466abd8827dce8aa9615549cda0b0b1b
Manifest8fc22cada3915507103dbac08a39dfd0b482c8f7f414fd1bc1f0a2bf873c2a5b

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
Signature8oZpwgYd4fQYpW5WTHIY79ebFHI5Um+w0dXmutQbKOsMnDKm/wlaQIphZhJZTF6ZVhi4F0ixtyOP5K1ixq0cBQ==
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

2026-09-17T09:01:06.604821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083214
observed 3a0c9a2c5f785f1813407a92b1381a35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:06.587688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083214/manifest.json
observed 8fc22cada3915507103dbac08a39dfd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:06.570838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083214/publication.md
observed a63981364b006f95069e8e579bca2194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:06.425969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083214/publication.txt
observed de783b11268e5ca6be93f3b04c7717cb...
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.