OpenTechnical

OT-2026-000068628

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold 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-2026-000068628) never changes.

Identity and time

Publication numberOT-2026-000068628 · never reused
Internal UUID01a0ae90-2482-7efc-99ad-09e844527991 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068628
StatusPUBLIC

Content hashes

Canonical textdd91de3786e6f487a652db5bf9113c978b2051b2d18111aeba37881a201cba7c
Markdowne48630b45f5c7e9d377dd9be70bcd1dac3889876149348e359cfa2b42dafcd80
PDF
Publication pageb278a12ad19f6fd67b735532633d8b35a41c73c088f333aaad2bc602169d96fb
Manifestb0b07d8ac3dc40e4ef02cb4c272f40f88cff883902fa0358f06d9bc4ca5b6075

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
SignatureT9+5gyRrj64RYsOD6hdMyo7DUoW2YgyTYoNeGOnL/Vw+sCMmXBGTXyjEnqdZhFldOEKtWV37zo9LL8dPgCciCA==
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

2026-09-17T10:29:48.920959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068628
observed b278a12ad19f6fd67b735532633d8b35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:48.903945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068628/manifest.json
observed b0b07d8ac3dc40e4ef02cb4c272f40f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:48.886422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068628/publication.md
observed e48630b45f5c7e9d377dd9be70bcd1da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:48.867624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068628/publication.txt
observed dd91de3786e6f487a652db5bf9113c97...
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.