OpenTechnical

OT-2026-000036989

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000036989) never changes.

Identity and time

Publication numberOT-2026-000036989 · never reused
Internal UUID01a0ae77-7740-753e-bea8-c80c237508e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036989
StatusPUBLIC

Content hashes

Canonical texta75196dc820269e5572c7e2cfecc568ed1adaacb7335d0b43bb3f078cb5e06bf
Markdown770366dd19ea70119b3742011ada509b9e145149ce0f4c7d92679cea70f3b1f3
PDF
Publication page4ffb751e2ee95d175da6c8643981d40006371814f58b4451e5aec739c4189bcb
Manifest7c3d3aed52ba8e5c03d9cc577c51e0c75aa99fa50c7cc5ef5895cf9ecfb17c52

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
SignatureKdVia0Gs1bsU81/87VwCTDj0nV6J33pv84z1gudis0yNE0O0/NpcxCoK/T4eUARvCdzBlM7TcHZBirBk1O3RAg==
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

2026-09-17T11:24:39.087657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036989
observed 4ffb751e2ee95d175da6c8643981d400...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:39.069462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036989/manifest.json
observed 7c3d3aed52ba8e5c03d9cc577c51e0c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:39.052630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036989/publication.md
observed 770366dd19ea70119b3742011ada509b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:39.035215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036989/publication.txt
observed a75196dc820269e5572c7e2cfecc568e...
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.