OpenTechnical

OT-2026-000034610

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000034610) never changes.

Identity and time

Publication numberOT-2026-000034610 · never reused
Internal UUID01a0ae76-1ed1-79a3-935a-3e6389822957 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034610
StatusPUBLIC

Content hashes

Canonical text0157ccacae9527ee056a4b0d3d6306faa3ae8f451f034ab9eb296205056fa2c7
Markdown5ca5e20519a4bbdae649b6b25d39a9bfe85650d62b498a9ae0c61c5dc805f988
PDF
Publication page4814ee7dbb509b186d78fa37b2471b03fa95c8e17ba0d23dc183c6f083475786
Manifestb04d4687bba29c1f24a3b19adaf95afc36bd0a6facb1f3302746f16e0771c37e

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
Signature6ECXpd//Sg6z19TqtNc/Vw1rfmTwzw7+c208tfxjt4OrB2ZrBoOAowfkoLKTDUBk/YEt8v616Swuu3dzH/IdCA==
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

2026-09-17T11:28:59.460687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034610
observed 4814ee7dbb509b186d78fa37b2471b03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.444434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034610/manifest.json
observed b04d4687bba29c1f24a3b19adaf95afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.427911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034610/publication.md
observed 5ca5e20519a4bbdae649b6b25d39a9bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.410954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034610/publication.txt
observed 0157ccacae9527ee056a4b0d3d6306fa...
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.