OpenTechnical

OT-2026-000084150

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000084150) never changes.

Identity and time

Publication numberOT-2026-000084150 · never reused
Internal UUID01a0ae98-5b5f-774d-a388-2610c0983485 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084150
StatusPUBLIC

Content hashes

Canonical text2e48b101b8613da65be84f91ed81998b989d62e7d5df41ec5091d5b25be879e1
Markdownbbfce22bc0ca20420a72b7494590d1f25615bb74bc73d3563698e7798d6784de
PDF
Publication pagee5edc8250e98a191d630f39b5479347dad274070c82f6d203fd7b897025a183d
Manifest4639f2e1909c751a2d8be028be0821c2f2aacf5403a41db7650d6c92f0475d2a

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
SignatureG6NSMlQK9RvN+Cc77uT8vSAD7in+OB0IQ1z4SW+OgapUmtPA8emROHoPge3Do1F9WinRAah+Ho3Vk5eAXKqIBA==
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

2026-09-17T09:55:55.083481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084150
observed e5edc8250e98a191d630f39b5479347d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:55.067343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084150/manifest.json
observed 4639f2e1909c751a2d8be028be0821c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:55.049995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084150/publication.md
observed bbfce22bc0ca20420a72b7494590d1f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:55.034409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084150/publication.txt
observed 2e48b101b8613da65be84f91ed81998b...
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.