OpenTechnical

OT-2026-000055292

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055292) never changes.

Identity and time

Publication numberOT-2026-000055292 · never reused
Internal UUID01a0ae86-a100-704f-be11-0a5b3065a17e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055292
StatusPUBLIC

Content hashes

Canonical text0f9eede3e4ab45357c8c1d90d3618455b5c96f7c4cf966a40183d029ca31acee
Markdowna1d662d1b9f925dd3674de2eec1764e497db686f110b6258bd7008b6b4f52de6
PDF
Publication page638170772d50b7c1c7fd7c553db3c643858bd43c2d6f27e79bf83436d25cf0d7
Manifesta394498574cec6dcb1b9afc4b0ac7ca78b4343e5cb5b8334fff3bf310adea102

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
Signaturel4JhSYawv/1igk6gc5L8V2rty/syA46lt8qAtKZR6tZ0V3eyscKrZ+Pf5CkvnOGOKEduSc8Ek4MnOOfSQ67gAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:53.544491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055292
observed 638170772d50b7c1c7fd7c553db3c643...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:53.526800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055292/manifest.json
observed a394498574cec6dcb1b9afc4b0ac7ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:53.508804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055292/publication.md
observed a1d662d1b9f925dd3674de2eec1764e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:53.491526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055292/publication.txt
observed 0f9eede3e4ab45357c8c1d90d3618455...
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.