OpenTechnical

OT-2026-000083232

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line 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-2026-000083232) never changes.

Identity and time

Publication numberOT-2026-000083232 · never reused
Internal UUID01a0ae97-c963-71e1-a814-d8f3b3acd612 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083232
StatusPUBLIC

Content hashes

Canonical text2a3b823ab7142597a5314900a93ec008641dc90a80676880f8c7161df281e299
Markdown1f20edba86c293999237e1c18a2ba1320e7b6417bfb7b0438eb027070bfe64d9
PDF
Publication page7bbd58d355d9e097140fa144e783d372a824b6c25524389d849e838147f8e0ea
Manifeste2b6efb54ae11132f4fa208a5e1d4c0b2ca03d75b754969f9ee83e81715ad893

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
SignaturerPNNq9+om7hGUyX1ftsnfxn1Tr9XFR9YLAx39PyGMsjdSkmS0tBPvopFh9YV4ofXPW8O/Y7BY7onir5R0Us/Dg==
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

2026-09-17T09:01:11.163305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083232
observed 7bbd58d355d9e097140fa144e783d372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:11.143133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083232/manifest.json
observed e2b6efb54ae11132f4fa208a5e1d4c0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:11.126109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083232/publication.md
observed 1f20edba86c293999237e1c18a2ba132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:11.108535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083232/publication.txt
observed 2a3b823ab7142597a5314900a93ec008...
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.