OpenTechnical

OT-2026-000033122

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000033122) never changes.

Identity and time

Publication numberOT-2026-000033122 · never reused
Internal UUID01a0ae75-4844-7f26-86ea-c590d721c7ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033122
StatusPUBLIC

Content hashes

Canonical text046e03b30b46b7615725718516045957b934e51d82561e97cedc8cb6f8df9336
Markdownff0816978d6de8913a1d827d929dd9340c32782ff7780e53a5ee30b09f286bb7
PDF
Publication page48ca849459de922efafc1eed924cb4c9af060c565f51ec57f3f3383b74d084b4
Manifesta1b139515a1652a6196f221b2e590101a208876d2edb27b1cb537f1f2e8a8de9

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
SignatureKkRLfLs/r28PQPfCaLwQVsc9DistJ/FITZM4cJeHewCFvx7W1VPD61qKPLD+wQn6Tu/q6k6Gov1jLhJKJtaLDg==
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

2026-09-17T11:32:47.893851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033122
observed 48ca849459de922efafc1eed924cb4c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.870983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033122/manifest.json
observed a1b139515a1652a6196f221b2e590101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.851969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033122/publication.md
observed ff0816978d6de8913a1d827d929dd934...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:47.831454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033122/publication.txt
observed 046e03b30b46b7615725718516045957...
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.