OpenTechnical

OT-2026-000093002

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three 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-2026-000093002) never changes.

Identity and time

Publication numberOT-2026-000093002 · never reused
Internal UUID01a0ae9e-090f-796d-8497-93c00b39b950 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093002
StatusPUBLIC

Content hashes

Canonical textf650d41b7a51078a2b73bf606e31ad9ca1fb545774e5e7d6f74920912f9d57f4
Markdowndf82af651d2b133a458eb708d915dd792aed1168060a6b3086f5d5380a426bf1
PDF
Publication pagede001ce9145dc7cbcb90165c19cd3cd9205aa2c39cf073fe9d1fa4814d080ca3
Manifest789abe63ebffa134cd54a1341c18c6f3863bb65da9640a3c941c1620533bf09a

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
SignatureLfq4i02DGqsWHDOK+Fpg5Fnit+/5wpB8eWs2fOAbg96FSgJvLXZw4Z/T0gDSWVXbkVIBR7cbJB/BqjWPMRVwAA==
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

2026-09-17T09:40:12.497940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093002
observed de001ce9145dc7cbcb90165c19cd3cd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:12.480271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093002/manifest.json
observed 789abe63ebffa134cd54a1341c18c6f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:12.462981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093002/publication.md
observed df82af651d2b133a458eb708d915dd79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:12.444848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093002/publication.txt
observed f650d41b7a51078a2b73bf606e31ad9c...
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.