OpenTechnical

OT-2026-000055760

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055760) never changes.

Identity and time

Publication numberOT-2026-000055760 · never reused
Internal UUID01a0ae87-09cb-7789-8a12-658a4708ed92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055760
StatusPUBLIC

Content hashes

Canonical text5919edd4f3a389d777f0984f516dc2415f300216c1a2ba077852419d58c59ab7
Markdown2cb36863d21938d170cc71853047a74a3caa86bd2bb3d3c67e818473033d8930
PDF
Publication page6676c973ff503996390152957dbffc451e6d7fb3e1a25bcbc9a54e0ffb66cde2
Manifest9e4eb9d29252d1bf4e1432b090cb7181681996b3828866a553cfe47bb3c4db33

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
Signature3JcLiuSFAgscq7LIooC3X+Xy5hXxaGPk+QZZZRGaeWho022HGpZIJudJPJ6aQfmAP9YjvOYadb6aFTV6KfEfCA==
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

2026-09-17T10:51:06.779770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055760
observed 6676c973ff503996390152957dbffc45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:06.760144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055760/manifest.json
observed 9e4eb9d29252d1bf4e1432b090cb7181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:06.741645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055760/publication.md
observed 2cb36863d21938d170cc71853047a74a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:06.724533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055760/publication.txt
observed 5919edd4f3a389d777f0984f516dc241...
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.