OpenTechnical

OT-2026-000098391

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single 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-2026-000098391) never changes.

Identity and time

Publication numberOT-2026-000098391 · never reused
Internal UUID01a0aea1-e965-7776-b234-aac637f0e071 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098391
StatusPUBLIC

Content hashes

Canonical text0d7814fa0b5df4c500fbefc617aabebaef34c16ff6fe3df8ba95d75af081f5b1
Markdownc91737ef37805afc432936ef03db1dcf09a78d03de43466281f19bfa530450f6
PDF
Publication page9e7b60c94221191825b5029ab29f5ed210eeef346744069bbb4635c514aa99ce
Manifest2b017328af22ade82e5e0478cb2d5d6004ec9b2cb88dcd3e8b7bc951c0d0eb7a

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
Signaturew2lUvHqpIG80Vt1ThadZ6ubpyIbupISF2aiM5opgq0vriRxAz0PP/S1ZxmEqviJlB1H4pHxtRPboNTalu3zDBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:07.923270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098391
observed 9e7b60c94221191825b5029ab29f5ed2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.906004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098391/manifest.json
observed 2b017328af22ade82e5e0478cb2d5d60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.888268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098391/publication.md
observed c91737ef37805afc432936ef03db1dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:07.870739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098391/publication.txt
observed 0d7814fa0b5df4c500fbefc617aabeba...
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.