OpenTechnical

OT-2026-000038811

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000038811) never changes.

Identity and time

Publication numberOT-2026-000038811 · never reused
Internal UUID01a0ae78-769f-7ff6-aa2d-6cd4d7719731 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038811
StatusPUBLIC

Content hashes

Canonical textf84a88d23eee7c529a30f307e04cd1c1ef76363130c3b553da74f3351e715d08
Markdowna5ba89acd8a3dcfe7043c55945d1ab77b2457b17b78a3d0c3a1116a8901dbde2
PDF
Publication page0be0fa88d24afa707809a1b4bad60eb3fbe5d40d2c711b00048261b69bb13b3c
Manifest53efd1604edf249902172280f0214c1c5983cd261b65b49100bedb6349f6c078

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
SignatureMRBDTRUIxxAgBoBZ7fRg3HJkaYMbBwsQQ2yeBey6ERJkP6j3BVPp4ExkS/JHfbItwb69IbaHgo81jOU+dFbdBg==
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

2026-09-17T11:21:22.077774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038811
observed 0be0fa88d24afa707809a1b4bad60eb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:22.058467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038811/manifest.json
observed 53efd1604edf249902172280f0214c1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:22.039109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038811/publication.md
observed a5ba89acd8a3dcfe7043c55945d1ab77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:22.019319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038811/publication.txt
observed f84a88d23eee7c529a30f307e04cd1c1...
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.