OpenTechnical

OT-2026-000079406

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000079406) never changes.

Identity and time

Publication numberOT-2026-000079406 · never reused
Internal UUID01a0ae96-0b91-77e1-86cb-a8d5422fbacb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079406
StatusPUBLIC

Content hashes

Canonical text7462609dff715a48f01491c19a1f4ab5ad4922c0a4cd32247aee2ab00d9eaaf8
Markdown8f2dc76d5efed13114c719b69fc3e3b55e61566d325726a2a589a11d2dd33d22
PDF
Publication page6d6b25faa072881b39ebbed8e0fd8bf15c4bbfb94fd8d7a28701a28d571c95b0
Manifestd1502ad98659308740259151c4b670adb7c895cc2ce56047c3120aebec76d9e5

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
SignatureRj0PYKGBgUvyX5f0Z+J/bcxeSHYvBLK5HMpqjisbty2CwQyfgYVTgZMOE00a65ZVXbskUeuL+DbMldC/AmbxCg==
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

2026-09-17T10:05:01.762997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079406
observed 6d6b25faa072881b39ebbed8e0fd8bf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:01.745925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079406/manifest.json
observed d1502ad98659308740259151c4b670ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:01.725733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079406/publication.md
observed 8f2dc76d5efed13114c719b69fc3e3b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:01.706610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079406/publication.txt
observed 7462609dff715a48f01491c19a1f4ab5...
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.