OpenTechnical

OT-2026-000029262

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000029262) never changes.

Identity and time

Publication numberOT-2026-000029262 · never reused
Internal UUID01a0ae73-2aa1-75b1-b2b4-3beb251d8eed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029262
StatusPUBLIC

Content hashes

Canonical textdb7033411919a8e7de4e20afbc35312d27cbe0b949bb9b368ffe2fc003d2ffa3
Markdown2fb3601a385b75e25f3f8550c5fe4dec483e5131e7f663c0e26135d7e499ab9f
PDF
Publication page30ccdce05f4df935d8135b68d16d63983a9099f98f2a5235d1532985ee234ef7
Manifest5144935c58587150a7759fa292f965621607872d46f23c7107760925751a28b6

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
SignatureQES3lBOLffneogOI5skEKxwYD9dolf8lntoY8O3Yb+v3A/8q/CIfosxf15DSNjrRLCIvMMYC91YN9G75ijY9Cw==
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

2026-09-17T11:39:53.612155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029262
observed 30ccdce05f4df935d8135b68d16d6398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:53.594583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029262/manifest.json
observed 5144935c58587150a7759fa292f96562...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:53.574729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029262/publication.md
observed 2fb3601a385b75e25f3f8550c5fe4dec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:53.556371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029262/publication.txt
observed db7033411919a8e7de4e20afbc35312d...
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.