OpenTechnical

OT-2026-000093214

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000093214) never changes.

Identity and time

Publication numberOT-2026-000093214 · never reused
Internal UUID01a0ae9e-0911-706a-9b15-9753bed79e76 · 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-2026-000093214
StatusPUBLIC

Content hashes

Canonical text38f0984c2d18dd21d7da64b902af83b0d20c4ecc74cac90fa94b9ffa9cfba06c
Markdown94c5417afe239cc026de405252df297309794faa89c2973fac9da9bfdf833a46
PDF
Publication page0eb9501bb2f97f2ced10783f09199c148990eb7b7b052c219c756508889dd88b
Manifestcf2cab0f6ab1e894b271320b683f7a91b46aa443f40560bc7219871e30141f0b

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
SignatureWuch+25yKPhkmDzpSwKYGLBB8OFgk67cNlRpZ4kRMkV7aTN+B7Poq3nKNN7Rdh0ZYC0E09bi5779tg+cidUTBA==
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

2026-09-17T09:40:32.907694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093214
observed 0eb9501bb2f97f2ced10783f09199c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:32.892135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093214/manifest.json
observed cf2cab0f6ab1e894b271320b683f7a91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:32.876502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093214/publication.md
observed 94c5417afe239cc026de405252df2973...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:32.858557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093214/publication.txt
observed 38f0984c2d18dd21d7da64b902af83b0...
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.