OpenTechnical

OT-2026-000036414

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000036414) never changes.

Identity and time

Publication numberOT-2026-000036414 · never reused
Internal UUID01a0ae77-01d1-7596-8f07-e54c047a15b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036414
StatusPUBLIC

Content hashes

Canonical textdcae9c9c87f629620cde5ee5c72b0549cb67c8bdde5deda113bbd0c2c0362421
Markdown2bafa6c3cd42adf35000628dd3b1471d42634904e384a512d6a1b15f03bb89e6
PDF
Publication page464d42d45af3bf488905c110a05c94eb673ed54a69c11303d44adb94615aec79
Manifestaf39cb0f7ee6d11cdb65e5525a9a2ffc78de2303b606de59649300087c76e74f

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
SignatureomC5UMCOLZFXG6a0mO3uliIYy93B8MKjBtWL7mYHMUiS3jy0KxXjpl28gwGxkQ8H4p5CFsWMD8lXZnj4h0F6BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:48.213412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036414
observed 464d42d45af3bf488905c110a05c94eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:48.195927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036414/manifest.json
observed af39cb0f7ee6d11cdb65e5525a9a2ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:48.176406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036414/publication.md
observed 2bafa6c3cd42adf35000628dd3b1471d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:48.159075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036414/publication.txt
observed dcae9c9c87f629620cde5ee5c72b0549...
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.