OpenTechnical

OT-2026-000009258

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000009258) never changes.

Identity and time

Publication numberOT-2026-000009258 · never reused
Internal UUID01a0ae6b-31b9-7a24-9ff2-44260ea410bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009258
StatusPUBLIC

Content hashes

Canonical text6c6ec7e6a7e68ab8b949d61717df5f467065c8c858f5bb0435fb4c010310dd6f
Markdowna9365a5fedc3d383e746164bfe23a9b503b3e72adfac1cb37eb29715ecc80102
PDF
Publication page6b219070d9e051dcbc39730484c010ac89f89ac36770720134c6f1ebd7096bbd
Manifestce37d0ff1e9e4bf1252b6695b55d616fd116473fd83b3fc33adeb154aac603bf

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
SignaturePhePQk1s013EjvhJnV1HJzQrvYaS3PlfcC3kezIHduCEgXRcqvoW+59wXBuYqjudiySmcsPKPP0j/+X0JRRSBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:00.019062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009258
observed 6b219070d9e051dcbc39730484c010ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:59.999319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009258/manifest.json
observed ce37d0ff1e9e4bf1252b6695b55d616f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:59.978549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009258/publication.md
observed a9365a5fedc3d383e746164bfe23a9b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:59.957955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009258/publication.txt
observed 6c6ec7e6a7e68ab8b949d61717df5f46...
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.