OpenTechnical

OT-2026-000063536

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000063536) never changes.

Identity and time

Publication numberOT-2026-000063536 · never reused
Internal UUID01a0ae8c-f945-7021-b137-57d0bd6c9fc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063536
StatusPUBLIC

Content hashes

Canonical textec6831aa4d0783c5f9087868b68c31d25911fc841e3763675b0bc521a5f980f8
Markdowne664ed1e9d202bc7783ee350178924754fda435f131ea8fae1072ead89e1b504
PDF
Publication page462a4f632d23ad2a6dd07a49f9b355b4223db0aa9b05f323785cf332155331b2
Manifestf69251cb4825f34f1513eea1a6a9882341db0d83aa4d0c7df08a486ac6eda4ed

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
Signature8ovRC4KV5RYp8omhDBAx4iXQXzMuLupOZtLmoYHs9pX9o2C6Prj7A0i+SfuX9MzlRjpna6Zt1IuzuAHPCxsQBA==
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

2026-09-17T10:37:31.817925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063536
observed 462a4f632d23ad2a6dd07a49f9b355b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:31.789093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063536/manifest.json
observed f69251cb4825f34f1513eea1a6a98823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:31.768768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063536/publication.md
observed e664ed1e9d202bc7783ee35017892475...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:31.748015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063536/publication.txt
observed ec6831aa4d0783c5f9087868b68c31d2...
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.