OpenTechnical

OT-2026-000083640

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000083640) never changes.

Identity and time

Publication numberOT-2026-000083640 · never reused
Internal UUID01a0ae98-0416-7713-a181-b733329199be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083640
StatusPUBLIC

Content hashes

Canonical textb25419e72da6b7586812fa7f9516ab21536a6ffffe10104f133ede790568835d
Markdowndfe8ea64fd171e5f2115a6572c666931f5f718753676f201081437ab46321cff
PDF
Publication page5884528869dcd7e3f3e49b5b3e444d1e20ef0bc3986a1a4f3873e0ec7114dbcd
Manifestfbc88ed46174c92388d578aca1360627cf8f2cb651147200210c7d9803c66a69

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
SignatureON/I1gCBmPvlR2jOewUX52Zl7ZZaStJPfJPtZcXsNLKxRwm/pzRelB3qq4o012ZSB/fHhM0fsoAmy8esk9OKCA==
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

2026-09-17T09:57:15.291134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083640
observed 5884528869dcd7e3f3e49b5b3e444d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:15.273697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083640/manifest.json
observed fbc88ed46174c92388d578aca1360627...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:15.256911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083640/publication.md
observed dfe8ea64fd171e5f2115a6572c666931...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:15.240105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083640/publication.txt
observed b25419e72da6b7586812fa7f9516ab21...
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.