OpenTechnical

OT-2026-000057866

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000057866) never changes.

Identity and time

Publication numberOT-2026-000057866 · never reused
Internal UUID01a0ae88-6ed8-7edf-8f8f-34a676bb4b81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057866
StatusPUBLIC

Content hashes

Canonical text7ab4a7b5a454c0a35590c7839666be65d283654934d8e1439cdf6234b996e1d7
Markdownbb6ea0078be726a50d978b8618383c140518cce2ffaee46a9dd3734d9fb9512c
PDF
Publication page16a2d8d9f3bfd3bb6072807a76870323791dca6651db85a80f2b4e5825fc7e77
Manifestbdd542c466eca38e9b2c32f88f7cf460671c4d98175a1bf9fe471a1a7aa29244

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
SignatureLqbBZKkz1g67YDStK8K+RAfa4z8rNjvVjuekGISFwCwKnEVkUqXy8Hem2gN+q9xOa32RY6B3g/CjKJ8juB24Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:27.050625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057866
observed 16a2d8d9f3bfd3bb6072807a76870323...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:27.030325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057866/manifest.json
observed bdd542c466eca38e9b2c32f88f7cf460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:27.012294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057866/publication.md
observed bb6ea0078be726a50d978b8618383c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:26.995173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057866/publication.txt
observed 7ab4a7b5a454c0a35590c7839666be65...
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.