OpenTechnical

OT-2026-000068416

Publication integrity record

Two pad foam 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-2026-000068416) never changes.

Identity and time

Publication numberOT-2026-000068416 · never reused
Internal UUID01a0ae90-2481-76eb-8dc4-23aa6936cf37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068416
StatusPUBLIC

Content hashes

Canonical text09d88ceb4a916350d44cbf9aabfa4159415cf1bc9fc30380cfba42d21e3a60ac
Markdownafa10df9552e155cb4bd39a3f08ea6cbee8c7fbbb095f951eee314e35252141e
PDF
Publication page3ea030be3cc6df5241af4f9e1f13f4b16a0378241ac443f15f8552e1ae821e31
Manifest78b31a241339254be3f79a3b4d5c3f5e384aa9284038eef4f92a45c67752b4ad

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
Signature32+9YR1dJP63I+EBtOUfQ/TCQ1JuiKygsolpQuiIFnJNZBVG+ZznFcQ4vsQh2hI6M+XLWTg1exNVzpvrZC0tBw==
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

2026-09-17T10:29:33.192040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068416
observed 3ea030be3cc6df5241af4f9e1f13f4b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:33.174901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068416/manifest.json
observed 78b31a241339254be3f79a3b4d5c3f5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:33.158543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068416/publication.md
observed afa10df9552e155cb4bd39a3f08ea6cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:33.140526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068416/publication.txt
observed 09d88ceb4a916350d44cbf9aabfa4159...
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.