OpenTechnical

OT-2026-000017110

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000017110) never changes.

Identity and time

Publication numberOT-2026-000017110 · never reused
Internal UUID01a0ae6e-76c7-71e9-b53b-624cdcf7b7ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017110
StatusPUBLIC

Content hashes

Canonical text57d930960893dd053b707c98bb91fa548bb007c2f39b7ea4c56646d27708d278
Markdownc2c9ce849c5c7d2d9bcc175906182053034297a0eca4897c5d0bd1588593f8ad
PDF
Publication pagebda1f82e4a771636dd51f0159b49f460524f9d8fdc4f9c4b86b68f7b750332e4
Manifest454acee67c0a9f8553901bc7a2a05d556b5327c67fda08991c028dd1bcaf9ec9

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
Signature71faqAwQTH/FrIfPZYd9NTgI/OqCqj0LcXH5uT45HOa/y9opdMy8h9Z6jyVVCxbdWX3NlPagLJWznfzb5nMVAA==
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

2026-09-17T12:02:09.740136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017110
observed bda1f82e4a771636dd51f0159b49f460...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.722472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017110/manifest.json
observed 454acee67c0a9f8553901bc7a2a05d55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.699053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017110/publication.md
observed c2c9ce849c5c7d2d9bcc175906182053...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.580983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017110/publication.txt
observed 57d930960893dd053b707c98bb91fa54...
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.