OpenTechnical

OT-2026-000083692

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented after set-down

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-2026-000083692) never changes.

Identity and time

Publication numberOT-2026-000083692 · never reused
Internal UUID01a0ae98-0416-75da-bbce-6e7850dd49b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083692
StatusPUBLIC

Content hashes

Canonical text3883acf40e838c4506d35c622e78af04b8c93fff264f31afc4a84cbb8eda0af4
Markdown5db6edc34c9143d150a3303ca06121acea1d7549cbe4d9ed398dbd3e4e004809
PDF
Publication page38f27a33335fc62829dc9952bf5a805920ead30fc359ecbf804f4c926804bd1d
Manifestfcda95659c2b21394358a0e04408bfb514ec4cb6caf350d37712bb89d3d8350e

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
Signature2rx7IOFgfES8xF+sPzN3XpGrVq+oSFKQFPDYKlObzx+bNpbrH6kBdZJdVVGcUyyBSitU/gnsvaP5fwdR+DmqAA==
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

2026-09-17T09:57:19.174168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083692
observed 38f27a33335fc62829dc9952bf5a8059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.157186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083692/manifest.json
observed fcda95659c2b21394358a0e04408bfb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.139614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083692/publication.md
observed 5db6edc34c9143d150a3303ca06121ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.121497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083692/publication.txt
observed 3883acf40e838c4506d35c622e78af04...
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.