OpenTechnical

OT-2026-000092884

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, two 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-2026-000092884) never changes.

Identity and time

Publication numberOT-2026-000092884 · never reused
Internal UUID01a0ae9e-090e-7360-9dc7-6d3bebdae275 · 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-2026-000092884
StatusPUBLIC

Content hashes

Canonical textb0bef9c05331ff367a952fe225dbe9a446131b1f16ba64b4a326fe294d158f5e
Markdowne8cb607c89b3511f477df9260ff271669357046214371a9fe5c7363c62b41d36
PDF
Publication page121ca1548ce703004fa99e94c879bce7ee2eedfd4f97d4a90f3bf5456103423f
Manifest1f2030753b0c13b1829a3039c16fb5718982538aaa75ff6c901c97326389ff5a

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
SignaturemcVNso7Q2o4G9XmXp7XhYMZm09Iz8cOAe7IsQ+q6z5z/ZsooiUBbINn8OPUuDb0/9b6qJMv1VBQCGMOPUNZeCg==
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

2026-09-17T09:39:59.598550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092884
observed 121ca1548ce703004fa99e94c879bce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.580087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092884/manifest.json
observed 1f2030753b0c13b1829a3039c16fb571...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.563246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092884/publication.md
observed e8cb607c89b3511f477df9260ff27166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:59.545958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092884/publication.txt
observed b0bef9c05331ff367a952fe225dbe9a4...
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.