OpenTechnical

OT-2026-000033086

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000033086) never changes.

Identity and time

Publication numberOT-2026-000033086 · never reused
Internal UUID01a0ae75-4844-790f-a140-0868290d0c04 · 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-2026-000033086
StatusPUBLIC

Content hashes

Canonical text3409e6a986c54f65eafcc042c61b84a6b5031d35d3ff1c8d68803c81c3f3003e
Markdown7971436d73866985c61fbe321e2b9657e3b6f2676362a220bc598b717d937f06
PDF
Publication pageb25826ff25ba6599c5513110c3d0bb8d0df518ee3c459175caf0e866a936a3ef
Manifestde5128423336392a8b988693f31e6594500c0b5d2054ac6b9568782adb0f1597

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
SignatureB2YegadX4hEGTsE6JLlscHRcoVRyKWcJQTzW2eMTO9Dz416aw8uPiIJ7KwmT/vEEPAa5EUsZYYEwhR0FBVreAg==
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

2026-09-17T11:32:44.081847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033086
observed b25826ff25ba6599c5513110c3d0bb8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.063114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033086/manifest.json
observed de5128423336392a8b988693f31e6594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.045102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033086/publication.md
observed 7971436d73866985c61fbe321e2b9657...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.025890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033086/publication.txt
observed 3409e6a986c54f65eafcc042c61b84a6...
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.