OpenTechnical

OT-2026-000085670

Publication integrity record

Foam pad vacuum gripper, three zone face, single stage ejector, sustained 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-2026-000085670) never changes.

Identity and time

Publication numberOT-2026-000085670 · never reused
Internal UUID01a0ae99-aaad-7b5f-93f2-15ea8c1118b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085670
StatusPUBLIC

Content hashes

Canonical textf166dfea7a2205ef9a3545df5ee9bcec450f8f24351789573bc183883e6ffb3f
Markdown3065107fc28301bd0efacf0758f5c771e46af59b4474ddfaa45a5ecbd03baf10
PDF
Publication page0725c11b5d8c98356c2f34cb01c7bcc6a043ea8bc66a1646d69c655083c75105
Manifestb109068f251c34552effb5fca04884ddf07b311a3f324ad580cfb172d72a66b8

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
Signaturet8kpY3dqomjqAhbqyDfyywqTw5qJt0Awiw50vUYIffoMQ2MC4VdHZBafESAVW9qwEwhBW77s75gfgPVfUo7JDw==
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

2026-09-17T09:54:33.860508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085670
observed 0725c11b5d8c98356c2f34cb01c7bcc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.840516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085670/manifest.json
observed b109068f251c34552effb5fca04884dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.822075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085670/publication.md
observed 3065107fc28301bd0efacf0758f5c771...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.800192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085670/publication.txt
observed f166dfea7a2205ef9a3545df5ee9bcec...
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.