OpenTechnical

OT-2026-000086743

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, sustained blow-off before set-down

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-2026-000086743) never changes.

Identity and time

Publication numberOT-2026-000086743 · never reused
Internal UUID01a0ae9a-2c99-7a02-bf2d-07912e387722 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086743
StatusPUBLIC

Content hashes

Canonical text7113fc9113b3e3476d5a2fb233dce1ebee79c16ebb0767c27d3bd7c9e4843d54
Markdownac7841f5a8282cf086354c26da6800e274cc73c49a5af6088771725e8b6c2b62
PDF
Publication page1fd0b8002d92fb8d3f5778359e6bf8599b66f76118a9207c51bd547285ca1fb0
Manifestfce367ad35cffdbf7762306c5cc86690f98fc8e862d0fc119736c60640f8c8a4

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
Signature9M1gBpg2j1mEJBLss+mrDxClKUL8CZ1G8tIClGkTl7uGBvgw8FIoDihvY240A5ZyCKMZSqm2eYeAKN117nyKDQ==
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

2026-09-17T09:52:37.471454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086743
observed 1fd0b8002d92fb8d3f5778359e6bf859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.454541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086743/manifest.json
observed fce367ad35cffdbf7762306c5cc86690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.436489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086743/publication.md
observed ac7841f5a8282cf086354c26da6800e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.417035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086743/publication.txt
observed 7113fc9113b3e3476d5a2fb233dce1eb...
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.