OpenTechnical

OT-2026-000085371

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, sustained blow-off before 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-2026-000085371) never changes.

Identity and time

Publication numberOT-2026-000085371 · never reused
Internal UUID01a0ae99-aaaa-713f-a1c9-1237ca06502b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085371
StatusPUBLIC

Content hashes

Canonical textbd5b201ed8a7ac192814f7540cb4542fea5c9de10d4417867233a5999de82eb2
Markdownbfdc970ae7ccad7542a577cfe2b4e9fd546811a66add556ca88d6550bdc43389
PDF
Publication page3758ef5b14b398676128e40830ee3d7adf313cf934258d66c893f682d20219b1
Manifest784770eac470b59b3e06ea8508ce301fa78a53e113522e7308d1cfbfbf1aeca1

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
SignatureKqpecFs3hURyPac/fC8W/cvzdLErcYmHiLfxn020RHu5AHMpvBEsnVVOQe5GC0KSkpDW/T2pdijCHxFgEr2XBQ==
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

2026-09-17T09:54:07.684399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085371
observed 3758ef5b14b398676128e40830ee3d7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:06.446057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085371/manifest.json
observed 784770eac470b59b3e06ea8508ce301f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:06.422811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085371/publication.md
observed bfdc970ae7ccad7542a577cfe2b4e9fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:06.405259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085371/publication.txt
observed bd5b201ed8a7ac192814f7540cb4542f...
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.