OpenTechnical

OT-2026-000077785

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000077785) never changes.

Identity and time

Publication numberOT-2026-000077785 · never reused
Internal UUID01a0ae95-2ed0-7c11-8288-5cd955ba3f22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077785
StatusPUBLIC

Content hashes

Canonical textbcfc9307cd3f658bc5c4a945bf67493fecb6c05176f2947297985d436ed86384
Markdownf95a9bcaa3f10b9e67fe710eacda9371dc4997c9cc8825f94b4849810a05d484
PDF
Publication page388ead38f8c44c54878757b53554089041394db58b867e66cdf8f2be92f6eee6
Manifest8c2a3c37bf13cce573a2ee51f758b840b337846f9d5b6d87db145cd807f621fe

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
Signature9aVRUv72HhDvQSJRxtSmep/1j+LbrWBZzJL7z06qNPi9wEKhXSvmJmCEh3TrouN08ikQnez/YGNPQ+fAyrlIBQ==
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

2026-09-17T10:07:22.312816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077785
observed 388ead38f8c44c54878757b535540890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:22.292892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077785/manifest.json
observed 8c2a3c37bf13cce573a2ee51f758b840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:22.274485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077785/publication.md
observed f95a9bcaa3f10b9e67fe710eacda9371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:22.255753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077785/publication.txt
observed bcfc9307cd3f658bc5c4a945bf67493f...
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.