OpenTechnical

OT-2026-000036271

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000036271) never changes.

Identity and time

Publication numberOT-2026-000036271 · never reused
Internal UUID01a0ae77-01cf-7e13-8208-8d076761bf77 · 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-2026-000036271
StatusPUBLIC

Content hashes

Canonical text33f7e0d7e7d8bbd9d41bb48e506d1bf64483f14720f3c78a77709ba3d2f9d1a0
Markdown7384af112386eac68caf8d9e36582ab0a64419d937a2b8082260818d97a71054
PDF
Publication page0c1ae07c906792bb0858ff3a7f2da8fac3d1f3a864cef316e5ecdc777cbff014
Manifest396f720d65421fcfb0069c9934ce0af600ac428d18fe67c5f4390f8f491585a4

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
SignatureREQhkExGHintCCpywaI1/yxdFeRC4h8WBY5+scIhCDNGKO4AmeFjRMZIbIUwUH9UGxjvPgvWlmoY8MzQSjKpCg==
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

2026-09-17T11:26:31.869731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036271
observed 0c1ae07c906792bb0858ff3a7f2da8fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.852566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036271/manifest.json
observed 396f720d65421fcfb0069c9934ce0af6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.833045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036271/publication.md
observed 7384af112386eac68caf8d9e36582ab0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:31.813572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036271/publication.txt
observed 33f7e0d7e7d8bbd9d41bb48e506d1bf6...
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.