OpenTechnical

OT-2026-000076136

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000076136) never changes.

Identity and time

Publication numberOT-2026-000076136 · never reused
Internal UUID01a0ae94-6a6f-7d4a-8645-ddf67a2af661 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076136
StatusPUBLIC

Content hashes

Canonical textf1c695e32e08da802434c065e5443aada410a3835d4410377c11266680937bf0
Markdown20f2baf90948b8af0f3e89d5c6a1c91282e45bbccb7ef04270a1233f9e7d6703
PDF
Publication page03ce4547d3a21e255a27ba5398ed7232617e675fdba519e7f38b6f17b9e09537
Manifestcc0db7379c02019ca72a31a9014d6795ac428057028912c900d898b8e96e668f

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
Signature7s73CcZpX6huuOTmmvi83zJzU6YKKVbT34oVtyPUQja5JqVDKZv8tiD7jZdHW+bSn2jGh+XUFmrk3ImJmI4lDA==
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

2026-09-17T10:11:09.211978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076136
observed 03ce4547d3a21e255a27ba5398ed7232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:09.193494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076136/manifest.json
observed cc0db7379c02019ca72a31a9014d6795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:09.053409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076136/publication.md
observed 20f2baf90948b8af0f3e89d5c6a1c912...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:09.033696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076136/publication.txt
observed f1c695e32e08da802434c065e5443aad...
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.