OpenTechnical

OT-2026-000092674

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000092674) never changes.

Identity and time

Publication numberOT-2026-000092674 · never reused
Internal UUID01a0ae9d-b5ff-7ab4-993c-4f320ae0e062 · 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-2026-000092674
StatusPUBLIC

Content hashes

Canonical text61de3941d756bdf1e468773c10b5127a3604c6bc9f5c07ba59c1700d1e1c4167
Markdown96aecb3c258f3facfa297b962be165370828f6a48a76dd57e3c186939a640530
PDF
Publication pagebb1e61441197dd4bde80bce560e11a234a4f76957f95399cb9b263ead17b3e06
Manifest4d1fcc3f2ce54f2c14d6da96cefa91995f984bb51422bb2dcbc3c44b2e7dcbf2

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
Signature7Pr3yfc/Byz/92/nW0Rpk5x/g1CUIlOSPoAjuM47KPKl69eM5vFGN1jztmzv2qZ1V1FMFYQkvcXU80Tj7YKAAQ==
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

2026-09-17T09:41:17.248228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092674
observed bb1e61441197dd4bde80bce560e11a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:17.229923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092674/manifest.json
observed 4d1fcc3f2ce54f2c14d6da96cefa9199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:17.212778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092674/publication.md
observed 96aecb3c258f3facfa297b962be16537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:17.195869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092674/publication.txt
observed 61de3941d756bdf1e468773c10b5127a...
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.