OpenTechnical

OT-2026-000092677

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-2026-000092677) never changes.

Identity and time

Publication numberOT-2026-000092677 · never reused
Internal UUID01a0ae9d-b5ff-707d-af67-5e6bb01f1069 · 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-2026-000092677
StatusPUBLIC

Content hashes

Canonical text5b1d98ef73ad06b63fbb437f35364aa3e50983790e7e7157b8cb39cd2284e8e0
Markdown9853fb6ab3e06d4b05aa25c856d01319eed8ee2de9d0ad8bb80cb9a4588db459
PDF
Publication pagea87bdf267a45e48a66a7ae14acb92b74c5d86d0d99e4132ad8fd0297b1eb4e73
Manifestd2d23e2f0b7919e345498af4438c43372dfb42106efe9609d8669072e48839d6

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
SignatureLinPNPkNkMTaOKBpO/XNxubtrIy2ubRiLM6FSzXKwV5o4UneIZ+CMwZXhO6Z3rVA9hyRT2mrZEOfPsNdq4TKBA==
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

2026-09-17T09:41:17.465689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092677
observed a87bdf267a45e48a66a7ae14acb92b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:17.445772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092677/manifest.json
observed d2d23e2f0b7919e345498af4438c4337...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:17.426566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092677/publication.md
observed 9853fb6ab3e06d4b05aa25c856d01319...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:17.410513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092677/publication.txt
observed 5b1d98ef73ad06b63fbb437f35364aa3...
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.