OpenTechnical

OT-2026-000025858

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000025858) never changes.

Identity and time

Publication numberOT-2026-000025858 · never reused
Internal UUID01a0ae71-a83e-7e43-b9cf-d9e3fad1d7d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025858
StatusPUBLIC

Content hashes

Canonical text5b791c3222569da093b047efae5fa51a4f44963d3827ce4f20a4f28e2832f821
Markdown3f4032020e7b93f7ee3b6796c0af5433348813595e5740e488beca719dd6b2ad
PDF
Publication page8863817cf286f43a4ed2738f53ee483a909fed8081b717651b56dc564bf5d588
Manifestb1a1c72f7230899262dec18ce46c7805f659cb99e2dbe588982b397812c2d70a

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
Signaturei/DIXpIfQemaaD6tLomGB53sbvZi83T8U5StkqF1IcNJ92tjm/olKCg3wHX6ju97ROsSkB/qdgPIP64LXeYNAw==
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

2026-09-17T11:46:05.244159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025858
observed 8863817cf286f43a4ed2738f53ee483a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:05.226636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025858/manifest.json
observed b1a1c72f7230899262dec18ce46c7805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:05.207464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025858/publication.md
observed 3f4032020e7b93f7ee3b6796c0af5433...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:05.190599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025858/publication.txt
observed 5b791c3222569da093b047efae5fa51a...
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.