OpenTechnical

OT-2026-000076162

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before set-down

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-2026-000076162) never changes.

Identity and time

Publication numberOT-2026-000076162 · never reused
Internal UUID01a0ae94-6a6f-71d8-aa06-923335719ba5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076162
StatusPUBLIC

Content hashes

Canonical textadaa3c5d026d74470d4989c79dab0dd996de4af2cd84f42a7e4b4bc53554a446
Markdown2d971c1cd670fd0e10775e06e18a3cec33da603608fa4c6ca059ef0fa2831a61
PDF
Publication pageb0408a583e97773f093f0a576c684b1bd0e5eabcb107b0f724a2e420a8641d86
Manifestab52bfa337a925d166ce2cef2047416bdcfd9b4114c44fc458a07ff4c7fe1d85

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
SignatureDrV1drqOnjF1Fby5GorOFNVeAo+V8rmEaz2474HP5Nxa3cw+vEE3LhkR2cxb38Qy2S1sB0qjXOacL4KfOYtqDA==
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

2026-09-17T10:11:21.793264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076162
observed b0408a583e97773f093f0a576c684b1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:21.770567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076162/manifest.json
observed ab52bfa337a925d166ce2cef2047416b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:21.749279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076162/publication.md
observed 2d971c1cd670fd0e10775e06e18a3cec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:21.304772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076162/publication.txt
observed adaa3c5d026d74470d4989c79dab0dd9...
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.