OpenTechnical

OT-2026-000079136

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000079136) never changes.

Identity and time

Publication numberOT-2026-000079136 · never reused
Internal UUID01a0ae95-ccbf-7dfc-8c8b-58443ce050d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079136
StatusPUBLIC

Content hashes

Canonical text27a064b3e1e9a36a663a145507bb73c8cb2ffdf79f44375ccad059d9acd2b4ee
Markdownbfd389f36735c2710e037523fc6eaca96d19b5b8bd01c325063cf80c778ae98b
PDF
Publication page08caa0182a49719302e9f11a12276ab0a8a4cf314249186ca670c91e8e2ad76f
Manifest1b28e42e5f374e4c52f751ff6542c95ffeb6eb20cd2a09e268913a78508e783e

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
SignaturePfA0fq5i+WxTdwQtGd1sYcmj6dNGrgQ+4wmOpbrnntmIV2hQQEjjgsmU8KPrAx52NLgb7VHu4U9gFaPQLOW5AQ==
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

2026-09-17T10:05:59.107683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079136
observed 08caa0182a49719302e9f11a12276ab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.089191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079136/manifest.json
observed 1b28e42e5f374e4c52f751ff6542c95f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.070508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079136/publication.md
observed bfd389f36735c2710e037523fc6eaca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:59.052399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079136/publication.txt
observed 27a064b3e1e9a36a663a145507bb73c8...
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.