OpenTechnical

OT-2026-000033145

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000033145) never changes.

Identity and time

Publication numberOT-2026-000033145 · never reused
Internal UUID01a0ae75-4844-7351-98a3-686ca2b54efb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033145
StatusPUBLIC

Content hashes

Canonical textec9ef804b4f43a71b578059c21908072e984e996c90f2fe5fb78daff86b8b673
Markdown71bf50b395f08640cda836c6b907f3f72eaf1a3dd905dc8d8bf83f38d011ba2a
PDF
Publication page598cff468b8dd9bad1aea95314d81dbec99e85fd3953983f33d0f6a0b5f80f4d
Manifest11780636bf59034d1aae0c1a99515ef0f6019cc36b82160bbff17977740e6273

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
SignatureFkOM9S25ywZ4NPfKg6EkFRaUsG+rf6I7qTydqB0O5I9/rfCPQgs9XqNTiacjRb8U5nJY3t9nt29DkDOehQhFBA==
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

2026-09-17T11:32:49.801476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033145
observed 598cff468b8dd9bad1aea95314d81dbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:49.783210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033145/manifest.json
observed 11780636bf59034d1aae0c1a99515ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:49.765682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033145/publication.md
observed 71bf50b395f08640cda836c6b907f3f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:49.749925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033145/publication.txt
observed ec9ef804b4f43a71b578059c21908072...
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.