OpenTechnical

OT-2026-000026706

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000026706) never changes.

Identity and time

Publication numberOT-2026-000026706 · never reused
Internal UUID01a0ae71-f4ab-7704-b6d2-6721a715710b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026706
StatusPUBLIC

Content hashes

Canonical text108de7ee5e75279cc2a9650cdea7873f4d6b457fe0629a429bee2451bc3f4701
Markdownae83a620f1c9ba44f4ddd2cad360b5651fc456f1a44fdb1bfe8c5003798a21b1
PDF
Publication pageb0643122c991057ac28ecc70534ea23ff7857e959b7b888155673637b89272cf
Manifest81b8ec91ad36313b3f9ff323bc92929fd476068b6233ec312531fa9534f23bf9

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
SignaturexfhZf2fz+HVcDhQ67m9Pi8R1JI6NEUhKxXxl5qP8bdBcFRsvMB35qv7DvRInptYP5iF7K12Oez35YnINChZ8Bg==
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

2026-09-17T11:45:48.023710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026706
observed b0643122c991057ac28ecc70534ea23f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:48.006321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026706/manifest.json
observed 81b8ec91ad36313b3f9ff323bc92929f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:47.989415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026706/publication.md
observed ae83a620f1c9ba44f4ddd2cad360b565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:47.971122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026706/publication.txt
observed 108de7ee5e75279cc2a9650cdea7873f...
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.