OpenTechnical

OT-2026-000072119

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000072119) never changes.

Identity and time

Publication numberOT-2026-000072119 · never reused
Internal UUID01a0ae92-47c1-702e-8f74-6fc0d845fef3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072119
StatusPUBLIC

Content hashes

Canonical text34db8fbc5fbb97f8d0ce0bdcf5894fff1a000ac728f6a0155425f3a6699a20ce
Markdown2b34af446b7059fe1e0bc55d31bfd6eaa3bb0efbf45374bd66de68572bf1b9f1
PDF
Publication page31f5043fed815d332766f9ac8f073887d1bbf4a68917919891422d27d8e011de
Manifestda6f317bcb08e19a36d0574972419cb8f0528d2793255917ea599a16590f917c

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
SignatureFPWEwQzztW80UqoOKev0/DwiuvErD7p0VoedLzF4zstP1TElmXVn/IDQSrSpYmrayz3d/hM+u/a9zWp4jww/BQ==
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

2026-09-17T10:23:12.301455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072119
observed 31f5043fed815d332766f9ac8f073887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.284057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072119/manifest.json
observed da6f317bcb08e19a36d0574972419cb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.266280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072119/publication.md
observed 2b34af446b7059fe1e0bc55d31bfd6ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:12.246948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072119/publication.txt
observed 34db8fbc5fbb97f8d0ce0bdcf5894fff...
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.