OpenTechnical

OT-2026-000093316

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093316) never changes.

Identity and time

Publication numberOT-2026-000093316 · never reused
Internal UUID01a0ae9e-0912-73de-9d40-76f13d00aaea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093316
StatusPUBLIC

Content hashes

Canonical text229c5a1ebb4192c6dbe723f678da65e6f35e29710a5fa08d73e41cef5bdc7e38
Markdown86d215b9e60002f8975ec284106bd6488fed7f13cb13bf1bfe31a964229440ae
PDF
Publication page6a4df602b0786baf4ec083eeef18a0e0c010fcf9039e1d93e1cbc0b16a105d7a
Manifest68634fb29eec9b7155b2e0c5e853681ab524bb40feedf9661188866b01f0f450

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
SignaturecWoatqM3NV8ev4nJf3SqlF0otAhYNXKpychzba9NDzdo5H0dxLgL7wFxjmZMcnDbFzl+fwAgcy0+jW8jQGNtDQ==
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

2026-09-17T09:40:41.863995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093316
observed 6a4df602b0786baf4ec083eeef18a0e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:41.847283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093316/manifest.json
observed 68634fb29eec9b7155b2e0c5e853681a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:41.826081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093316/publication.md
observed 86d215b9e60002f8975ec284106bd648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:41.808005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093316/publication.txt
observed 229c5a1ebb4192c6dbe723f678da65e6...
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.