OpenTechnical

OT-2026-000100184

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000100184) never changes.

Identity and time

Publication numberOT-2026-000100184 · never reused
Internal UUID01a0aea3-3052-7e6c-8a2a-b86244a682e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100184
StatusPUBLIC

Content hashes

Canonical text214db833369d2bcad485ccd1091039d713a4a929aaa1010a43b8d3bc6040a1fc
Markdown27fc109c7f4e3af3076621d2923151b9d721f9f60413a4e30de2062767adca9a
PDF
Publication pagea1c3a88e6255b6fbc65c0af745e068de56aeca054ec2b1b667c9a4c233e5e08e
Manifest60a04cc41001b5f7324ddbe631d39463ec59bc05bc3b74b45cd867179a015c2d

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
Signature9ePCXRO2sc79KP+oeXLkpcufNsrwKSNHvGn0bYF/Q9vCxzWavyT3t4DtvDsPcnPvNvDjHhIrzOX8JkExP5uzAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:53.935895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100184
observed a1c3a88e6255b6fbc65c0af745e068de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.917998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100184/manifest.json
observed 60a04cc41001b5f7324ddbe631d39463...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.900182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100184/publication.md
observed 27fc109c7f4e3af3076621d2923151b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:53.882076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100184/publication.txt
observed 214db833369d2bcad485ccd1091039d7...
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.