OpenTechnical

OT-2026-000083648

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold 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-2026-000083648) never changes.

Identity and time

Publication numberOT-2026-000083648 · never reused
Internal UUID01a0ae98-0416-7b1e-b557-3ebbcb3126bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083648
StatusPUBLIC

Content hashes

Canonical text53eacdecd2c3e544adef59777ae691c69241d269917fe6f9027c3ff125ead3fd
Markdown557482921b17ec36b7a02cf2322d8e6080f34eb3ea5fdc8eb0e346bc1f5c12bc
PDF
Publication page0633093b3682c77cc9342462d66438b3357ba0a44c92395cc857f22f3c5002f1
Manifest03d20e9d2ffc46862be20fc63caccd37ea86f5716884e20639747d09a7c93c98

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
Signaturegxbp/fGOld2oba6pYlk4hbT9dPNwhT/jJlTWdfqdVIKrVKvOPmqNgm1I8YPh1iPyiwwJ5r5q3L/aeVw7jkklCg==
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

2026-09-17T09:57:15.857503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083648
observed 0633093b3682c77cc9342462d66438b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:15.840238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083648/manifest.json
observed 03d20e9d2ffc46862be20fc63caccd37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:15.821430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083648/publication.md
observed 557482921b17ec36b7a02cf2322d8e60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:15.803567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083648/publication.txt
observed 53eacdecd2c3e544adef59777ae691c6...
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.