OpenTechnical

OT-2026-000074019

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000074019) never changes.

Identity and time

Publication numberOT-2026-000074019 · never reused
Internal UUID01a0ae93-2b8f-7260-976f-1be3d3408bba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074019
StatusPUBLIC

Content hashes

Canonical text80a2b200f03b9e137daf31f947e732e2f740c57068ed962edd14bd7f3bb2aea4
Markdowndb07993899d8d415d366ef087dd26abec959dd1c5880c5e3f630e7f8e36fde78
PDF
Publication page585fb9912d5b941d4cb4815ac33bd54a3991dd879cdcc9feecd73c859d087dd4
Manifest8693fdcbf73eac6089c40b831f945e16b4d99c64179c739f13e8eec91f7cee41

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
Signaturekiecod1CSnzP9Px8Y/MQH+q/4R9EXopC/dnxMC1k6rh0PnLjBrc8dmILbmQpRggJUi3qCiOSQlqhdkvIj6CBAw==
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

2026-09-17T10:20:19.162031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074019
observed 585fb9912d5b941d4cb4815ac33bd54a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.136029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074019/manifest.json
observed 8693fdcbf73eac6089c40b831f945e16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.116201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074019/publication.md
observed db07993899d8d415d366ef087dd26abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:19.095711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074019/publication.txt
observed 80a2b200f03b9e137daf31f947e732e2...
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.