OpenTechnical

OT-2026-000081716

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000081716) never changes.

Identity and time

Publication numberOT-2026-000081716 · never reused
Internal UUID01a0ae97-0f73-70c7-80d8-02fd84a13fc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081716
StatusPUBLIC

Content hashes

Canonical text27081388d12e1b5629afd20cd310ad65eeee5be7fa19c1919d2ec87676be3605
Markdownd265fe3c17c29f50f2bd4d6b0847e9be5e86dc9ebd8aa806ab8722d53e494a71
PDF
Publication page8412967fa6f56d26478fdb14f03ff9d32dfd89d62e82502a62932ffd3a237a2b
Manifestc232aef4da1f5ffc20bc051dad85bc04e1a720bc388a7c99a13db757dee21d6b

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
Signature+N1RRzGQuVBqKNvdA0c5gQEvhChrqRqaishFz71ylwlgjupbd4lUkcncKXSXT2v/hJSo9lpYyNZZ9f+DAwKqCA==
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

2026-09-17T09:59:47.473747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081716
observed 8412967fa6f56d26478fdb14f03ff9d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:47.456269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081716/manifest.json
observed c232aef4da1f5ffc20bc051dad85bc04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:47.438667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081716/publication.md
observed d265fe3c17c29f50f2bd4d6b0847e9be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:47.420133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081716/publication.txt
observed 27081388d12e1b5629afd20cd310ad65...
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.