OpenTechnical

OT-2026-000063474

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000063474) never changes.

Identity and time

Publication numberOT-2026-000063474 · never reused
Internal UUID01a0ae8c-f944-7cbd-b899-4565aca9ab29 · 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-2026-000063474
StatusPUBLIC

Content hashes

Canonical text9c309199c8a45eb51a18ac5c362513f63c7f4bf06e6e097c430e12be0aecf9c8
Markdown04f19a0cf456dbe2af103e94dbede52e94c07bbe6ab1d0d4162b2f75e03f3db5
PDF
Publication pagecf49901fea76931c09d62b42bbe67f578ed49b54cb48a3a0338c13a577add80d
Manifestb6ebd56a33d14de3ad43f4ca7683ca8b7939f7721d849026fbe3660968601dfc

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
SignatureiGbQoEYlSKStZn+4Ss9kfq5AHKLQPS109Z1rpBQjj+AVjNM68Iy7reAc7nX9jP34j2GSHXemydVLCFmVXc4yBQ==
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

2026-09-17T10:37:26.656019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063474
observed cf49901fea76931c09d62b42bbe67f57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.634682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063474/manifest.json
observed b6ebd56a33d14de3ad43f4ca7683ca8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.614273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063474/publication.md
observed 04f19a0cf456dbe2af103e94dbede52e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:26.595373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063474/publication.txt
observed 9c309199c8a45eb51a18ac5c362513f6...
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.