OpenTechnical

OT-2026-000039264

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000039264) never changes.

Identity and time

Publication numberOT-2026-000039264 · never reused
Internal UUID01a0ae78-9674-7243-91c1-b330920e2fb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039264
StatusPUBLIC

Content hashes

Canonical textc5bac9b5f0e0d7b99c2104052a81dc36e577e60f5b8a4a6940c12c7e2f2515e1
Markdownc940ad8a93ffea6f7272ebf136db83c9e89a17550a3b183022bc374c812a0c84
PDF
Publication page94a40a2a746d8b4b53adabcc71d487920045c956f6ce94148cd39ba1d9b6667e
Manifest892ac3de2dac52baf384b18e826395b392aa80ad53637bc72ba8a6d4ee63ff04

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
SignaturepjrlJngIOklMSqDSaJ7q701RNrUDj30gPdFukNsZKr6j6wirqJGpfnjWx5CG0MlK6HABzTYo6YRYr4jWBoNJCA==
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

2026-09-17T11:20:49.727044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039264
observed 94a40a2a746d8b4b53adabcc71d48792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.708326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039264/manifest.json
observed 892ac3de2dac52baf384b18e826395b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.689030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039264/publication.md
observed c940ad8a93ffea6f7272ebf136db83c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:49.664742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039264/publication.txt
observed c5bac9b5f0e0d7b99c2104052a81dc36...
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.