OpenTechnical

OT-2026-000035498

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000035498) never changes.

Identity and time

Publication numberOT-2026-000035498 · never reused
Internal UUID01a0ae76-b4c4-71e2-a7da-a7d805d2e4da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035498
StatusPUBLIC

Content hashes

Canonical text56183837cde61c653fb6c33a5a93300efff0fa6764854df2c020875a2bb36e20
Markdown9c9ae548b32ccf72fbf9f596526738509d289759487b6a4a8e8fe77af1adef7e
PDF
Publication page393771483e6c8ea3a2f6b4fd34bd0f97bf585e82ebcbaa3c6cda27b070e06f36
Manifestb6a34865d41021a080f117408e1807c289ff22daff142a6b844783d1466b1aa8

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
SignatureBaRobGpvvQZ51w3NmQgZG/J5hHg6j1LSKQbAgixmaRE2+HlkkbZ8iLTHNKOqDoJkZ9wpqjQKb21r47BNQvWnDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:54.861121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035498
observed 393771483e6c8ea3a2f6b4fd34bd0f97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.845319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035498/manifest.json
observed b6a34865d41021a080f117408e1807c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.829709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035498/publication.md
observed 9c9ae548b32ccf72fbf9f59652673850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:54.812016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035498/publication.txt
observed 56183837cde61c653fb6c33a5a93300e...
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.