OpenTechnical

OT-2026-000081962

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000081962) never changes.

Identity and time

Publication numberOT-2026-000081962 · never reused
Internal UUID01a0ae97-0f77-7517-9747-e16968eff387 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081962
StatusPUBLIC

Content hashes

Canonical text202de7afedaced2e097e9078201462c319f03d08793fce5de8f2827598422031
Markdown11bd99e56f5ab09081b75615fb33a15f1449bb4630124359d42f2533775fa4a9
PDF
Publication pagee3aab55cb77a1eaa039963fd92fdfe9e0a5f456111b31192e9851ffcdc0a0b3d
Manifestc9c1927f7761920cc43f6968eb3c02845aac73dbe1fa6072653693b454ef3d67

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
SignaturezuAYKfOH0mdBn/s5b8x9uCy4XXE2MUSVTE7e3pXb0bf2ffcM+DtBqbIYZmlHoHlRUK5mZfhnyI7gQXfvO81YBA==
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

2026-09-17T10:01:05.953930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081962
observed e3aab55cb77a1eaa039963fd92fdfe9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:05.936377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081962/manifest.json
observed c9c1927f7761920cc43f6968eb3c0284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:05.918162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081962/publication.md
observed 11bd99e56f5ab09081b75615fb33a15f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:05.902217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081962/publication.txt
observed 202de7afedaced2e097e9078201462c3...
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.