OpenTechnical

OT-2026-000060553

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000060553) never changes.

Identity and time

Publication numberOT-2026-000060553 · never reused
Internal UUID01a0ae8a-b7cc-7bc4-ac78-f04144a2fe0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060553
StatusPUBLIC

Content hashes

Canonical text1a357271ff64b559bc38d23da9a3407e22337d8fc6acf73b24d3e5a578849bf2
Markdown53f4ca9226a60411de38b328e90094f45020147ec50ee774184d216ea6141da8
PDF
Publication pagedfc9e3d500cd7126fd72dbaac027f95c0fb885720349b612115a6252ab651889
Manifest3534a88f2fb5a1b48f70322c21c0fcd9777ef04e881075b29100fb25845eebdc

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
SignaturewpK8K6f6HBSrDoD6H85imPMeM05L+XJUGDR50FSv5RvSf29BQu17UpIK/z+mjN7Yb59aWNM7biPTTujO2IIWCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:09.909726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060553
observed dfc9e3d500cd7126fd72dbaac027f95c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.893328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060553/manifest.json
observed 3534a88f2fb5a1b48f70322c21c0fcd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.877496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060553/publication.md
observed 53f4ca9226a60411de38b328e90094f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:09.861268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060553/publication.txt
observed 1a357271ff64b559bc38d23da9a3407e...
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.