OpenTechnical

OT-2026-000095395

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000095395) never changes.

Identity and time

Publication numberOT-2026-000095395 · never reused
Internal UUID01a0ae9f-8f72-7bd9-b84b-06ae210524b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095395
StatusPUBLIC

Content hashes

Canonical text7793a1900a049b398db5fb151cced15f8f418bbdd6ff14a6917ad4bfd00f6aa0
Markdown417da75df5732806361998e4518ee8e5fd526d7ce30ab78e382e53a2fa1988a3
PDF
Publication page778658164226b7d8720e04c3a7b95f849af8b4564fa0c5a4260da9d5c577b832
Manifestd44f72885ad46d9637738592f0320db5477b927a1f96e60bc8cd7b1e5a4ca105

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
SignaturelxlRFKwhAopmhXQBw5kNYOZcugnfLGC327zkxnywbJNmn91I1QXbycNEkC2+BhZ1OJwnSys4z5rs7U6SHH/OBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:46.151463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095395
observed 778658164226b7d8720e04c3a7b95f84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:46.133717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095395/manifest.json
observed d44f72885ad46d9637738592f0320db5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:46.115922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095395/publication.md
observed 417da75df5732806361998e4518ee8e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:46.098195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095395/publication.txt
observed 7793a1900a049b398db5fb151cced15f...
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.