OpenTechnical

OT-2026-000038987

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000038987) never changes.

Identity and time

Publication numberOT-2026-000038987 · never reused
Internal UUID01a0ae78-76a0-7291-a761-5472650e7295 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038987
StatusPUBLIC

Content hashes

Canonical text852928b7dd7cb18ab4e7ecd415edf4af50d9ed71b604ae458851924397943bf3
Markdown1844f9a97e2cf9f1b24b0364d1e48018e863e277c222bef45a2f83cd786ceac1
PDF
Publication page2861842a3dfcf5f993f7f47265f988bff1df4626bc74cf830ef9ad71f3369a61
Manifest98bd339b8922aeca3c8685b7e08964fb966b5f8037201a51beee82a512650476

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
SignaturecZKEJpexM1ErIvCIl3e8JCeLt7PxAX9za9xqki3SoAKX8SEjfB3WFvWbthelvjIlK10jad8T11ohOby1M+itCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:22:16.308587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038987
observed 2861842a3dfcf5f993f7f47265f988bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:16.291336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038987/manifest.json
observed 98bd339b8922aeca3c8685b7e08964fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:16.271686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038987/publication.md
observed 1844f9a97e2cf9f1b24b0364d1e48018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:16.254237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038987/publication.txt
observed 852928b7dd7cb18ab4e7ecd415edf4af...
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.