OpenTechnical

OT-2026-000065699

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000065699) never changes.

Identity and time

Publication numberOT-2026-000065699 · never reused
Internal UUID01a0ae8e-46fb-7994-b75a-84fb5064f8de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065699
StatusPUBLIC

Content hashes

Canonical textc86e045375ad75bb9f5e87ec648d5a593d9f184a3bec34a0601d9e62613917ec
Markdowna88b50b231f836fc4b88c806b05ad717cbc492b535e19f79f54d19f8b8b017bb
PDF
Publication page7711091489dc537e1f92b37a8b3d025a58cf1672ec126401139f3032256a8757
Manifest63d5ac6f24fc4c7d5d16d8afde6fdacfdc21e02267bd49f98bcd95faa86b14a1

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
Signaturev6YBq2YKY0W7GKtnu72fOTuY/njfiOuQfRqCC6cnfEXmYqfLTMrC7Va6hLY9N8PbRd+OFoOenIv3JP9oeA5hDQ==
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

2026-09-17T10:34:06.883256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065699
observed 7711091489dc537e1f92b37a8b3d025a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.865330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065699/manifest.json
observed 63d5ac6f24fc4c7d5d16d8afde6fdacf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.848879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065699/publication.md
observed a88b50b231f836fc4b88c806b05ad717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.831057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065699/publication.txt
observed c86e045375ad75bb9f5e87ec648d5a59...
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.