OpenTechnical

OT-2026-000070693

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000070693) never changes.

Identity and time

Publication numberOT-2026-000070693 · never reused
Internal UUID01a0ae91-8c2c-7ea8-a1c5-a3b1041ab563 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070693
StatusPUBLIC

Content hashes

Canonical textcfe43e28f56445b906b70f1544a0f143fd9a9e48f283bc45988b7bf4c3eb56d1
Markdown16d7f05f3ba1f9e82bb536ef86fc5c536fc2ebc4c595e03511aba955d75c8a98
PDF
Publication pagefc011aeadebd6842a3bf31c7e1ec1462f2e207c81d42ede33d1a2ec682444677
Manifest45e88f88f385bbca97f74028b4e6e3456c462a2497e29ab8cc92db4d3e60943d

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
SignatureQCS9KnAUPJMM/L2Im8dHThsfvlqt3bM/WkCC/u1qAqnuU2aTJpAHqIljptp94fH2ZsPbwnpn18vOnjNqRwFdBA==
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

2026-09-17T10:25:22.499966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070693
observed fc011aeadebd6842a3bf31c7e1ec1462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.480504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070693/manifest.json
observed 45e88f88f385bbca97f74028b4e6e345...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.464487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070693/publication.md
observed 16d7f05f3ba1f9e82bb536ef86fc5c53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:22.447911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070693/publication.txt
observed cfe43e28f56445b906b70f1544a0f143...
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.