OpenTechnical

OT-2026-000087585

Publication integrity record

Foam pad vacuum gripper, four zone face, 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-2026-000087585) never changes.

Identity and time

Publication numberOT-2026-000087585 · never reused
Internal UUID01a0ae9a-cd52-743d-b55d-f149644a9b2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087585
StatusPUBLIC

Content hashes

Canonical text6df10852d7eb6aa18dd0cb737a68bbd50ad1ca81ba2e7ea324ee1617bcc8bbdf
Markdownc4b2f24c3e4ef63a2a236da6f9b427228c438f597aa780442d706dde80009da2
PDF
Publication page28080c5862b531dd08b614acf301cd77597845e8da39696aa4e21ef70f391db6
Manifest736eac7fc25ba7a3849a14f4fc1a3ba09cf7a7618795176b2b258af83f770033

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
SignaturefjtKY9vGUh+VMje8VTGOTvU9pli7oUheF0YUI44hmmgrVBPb9QnoDiiUs+1PpgZJH6gE98RhAcPRzw30r1UrCw==
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

2026-09-17T09:50:55.975644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087585
observed 28080c5862b531dd08b614acf301cd77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:55.960524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087585/manifest.json
observed 736eac7fc25ba7a3849a14f4fc1a3ba0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:55.945582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087585/publication.md
observed c4b2f24c3e4ef63a2a236da6f9b42722...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:55.930164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087585/publication.txt
observed 6df10852d7eb6aa18dd0cb737a68bbd5...
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.