OpenTechnical

OT-2026-000056798

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000056798) never changes.

Identity and time

Publication numberOT-2026-000056798 · never reused
Internal UUID01a0ae87-7af7-7780-b098-049d6290e195 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056798
StatusPUBLIC

Content hashes

Canonical text12148c63209f1418142c145f0074196c55999f489fd3683ca00c2a6ef158873c
Markdownae64a9de9f09887764983ca515e0520736bf856bcb95e49105320b302260c3ac
PDF
Publication page8bdaaec454148781ca93218c4954b21c6a5a3a1f04ae20b0571c79449345c327
Manifest850b34015efd1865cc1bda61469705086639dd594ea7ed15904177bb63664bf1

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
SignaturePyM7AIQYA0YMkYYsycTgw2tkCTpQP4dlnb3sLpJscXLqwuWBuk/LFphthB10hFTtqUoQoqehG0aavoud+kMiDg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:16.870336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056798
observed 8bdaaec454148781ca93218c4954b21c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.850023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056798/manifest.json
observed 850b34015efd1865cc1bda6146970508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.834030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056798/publication.md
observed ae64a9de9f09887764983ca515e05207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:16.817296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056798/publication.txt
observed 12148c63209f1418142c145f0074196c...
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.