OpenTechnical

OT-2026-000080336

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000080336) never changes.

Identity and time

Publication numberOT-2026-000080336 · never reused
Internal UUID01a0ae96-7e77-788d-85da-761f02f33d20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080336
StatusPUBLIC

Content hashes

Canonical textb31d7444416bae95123be823b372b6a1c948702f7e5438c974c6c92256dd8fd9
Markdown14b6de37573c07068e87cf907a7020fdf374303e755e4cb1c240d22e627183c0
PDF
Publication page4102a000f1438821833ab5e60386f1f29b81b7f5fdd0ba39356983463586854f
Manifestff44b05ed26c6ec5cad29b81eabaf2b2e6a5191ecb87e8120c01fd4d4676ab0a

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
SignatureAMWJK+oz5CWe+Mm148HBhdYMUAMe/vRLul/4qEqUtmtwB1c4hdFo7xBmI6yg9hbdSTHWMu6PNUiw8kjc0iXDAA==
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

2026-09-17T10:02:48.876502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080336
observed 4102a000f1438821833ab5e60386f1f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.860359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080336/manifest.json
observed ff44b05ed26c6ec5cad29b81eabaf2b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.843962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080336/publication.md
observed 14b6de37573c07068e87cf907a7020fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:48.827236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080336/publication.txt
observed b31d7444416bae95123be823b372b6a1...
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.