OpenTechnical

OT-2026-000088745

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000088745) never changes.

Identity and time

Publication numberOT-2026-000088745 · never reused
Internal UUID01a0ae9b-8f10-7414-a3e0-b24a6f2527d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088745
StatusPUBLIC

Content hashes

Canonical texta9ab11a81d7562c03dbed44d5adb80ebb1052bbf318131f8681ed9c63472e5f5
Markdownadd2984d58190726fb929d8f0437a02f649f44ed3cb25e998f05315e3571f827
PDF
Publication pageda34c9039423787b417d140da0182377a817943f7954393e28525518b4fedfce
Manifestc2645c2268d2d36601b47105e07a9664c562ec3c0606f826ea4a500d8450bd44

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
SignatureLLj1nVVCukhs9mHfiv09akwsQx7LViT3Avd1dcqI/dGtg6jJ/02YkSUIDcvOJg6YeIiDqngmfnfljtKCybO6DQ==
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

2026-09-17T09:47:59.429115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088745
observed da34c9039423787b417d140da0182377...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:59.410280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088745/manifest.json
observed c2645c2268d2d36601b47105e07a9664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:59.391246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088745/publication.md
observed add2984d58190726fb929d8f0437a02f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:59.373456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088745/publication.txt
observed a9ab11a81d7562c03dbed44d5adb80eb...
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.