OpenTechnical

OT-2026-000092550

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000092550) never changes.

Identity and time

Publication numberOT-2026-000092550 · never reused
Internal UUID01a0ae9d-b5fd-79b6-9e16-f869be93f1f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092550
StatusPUBLIC

Content hashes

Canonical text6adc9fe68a83de6d660f465c6dd90f0364b39b8c26713a4375c430a6a8768230
Markdown204595052f435bfc1d978576b4975f09eb8c0995dec5c9bffa224e4462d7d4a7
PDF
Publication pagee72ba86e9fa843d3e4163789822df3271a5f8a3dd1cb512d70726f2757a4e02e
Manifest514fb08f09c20eff9c881a4ac72d0ce5ca80548066c9586a7471b57dfc8136fc

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
Signature79plaxi49J+a+qa+unUHd09ZqC6DJXHj/fVIBCgBBHQSR1Ng4gxPkdvUJOOydUB1EBxv0j1acigU2Nehy5ZrAg==
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

2026-09-17T09:41:08.143707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092550
observed e72ba86e9fa843d3e4163789822df327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:08.124248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092550/manifest.json
observed 514fb08f09c20eff9c881a4ac72d0ce5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:08.014975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092550/publication.md
observed 204595052f435bfc1d978576b4975f09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.993371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092550/publication.txt
observed 6adc9fe68a83de6d660f465c6dd90f03...
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.