OpenTechnical

OT-2026-000076210

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000076210) never changes.

Identity and time

Publication numberOT-2026-000076210 · never reused
Internal UUID01a0ae94-6a6f-715b-8986-cfc82c5887b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076210
StatusPUBLIC

Content hashes

Canonical text1f8a7634ebb7101c430de87a47f13134cf317e037bcf2213e0b4ffa8b0017e54
Markdown86386be81e4a58f5b1dcaeed4c15803c91b35d0e56ccd6c87fd2deaa31273749
PDF
Publication page438174cd67674b51084c815109a62f0a07deb5a41382216e3397829153ae1494
Manifestc0bbcabd53fcac8684e36d68a2d1591e9bd81cc3640981f61d8b1af234b8365a

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
SignatureFF4/v9s9MpSqMXWjUXUnX6KPG0v6TGypIYIbbZQZ26Z9bDZQnBow2PLvLiDuMvZ+jDC0m/BDNC/9nNeSh401BA==
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

2026-09-17T10:11:35.234629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076210
observed 438174cd67674b51084c815109a62f0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:35.217047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076210/manifest.json
observed c0bbcabd53fcac8684e36d68a2d1591e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:35.194570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076210/publication.md
observed 86386be81e4a58f5b1dcaeed4c15803c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:35.053380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076210/publication.txt
observed 1f8a7634ebb7101c430de87a47f13134...
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.