OpenTechnical

OT-2026-000067116

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000067116) never changes.

Identity and time

Publication numberOT-2026-000067116 · never reused
Internal UUID01a0ae8f-14ff-7e86-8274-ac7c55f4063b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067116
StatusPUBLIC

Content hashes

Canonical textbffcb449b9894dc7ed6f8ee5fd80f2862f7b34a3c94dd9b522753d98d952d40f
Markdownd08c277c627e4ad0ca053c94d44fc96a19bba00cc33882206a6c3cb8438640c6
PDF
Publication page256e33fe09ef4d8cb63beb43427e0fb41ee86abcdacb961d2e73ea7407c45b94
Manifest5b88017510dc3562ac9174fad7361d2385006db13e7882dcf4f80f7eb93a134d

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
SignaturegKRRTysGNZzMXNXJFzP+g2ynEoqmdD7l9Cbk50nt706jsfuiE4vLEpmnXyO+cZ9PiIe9TOXIwG8Wl61Iw2axAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:23.215585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067116
observed 256e33fe09ef4d8cb63beb43427e0fb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.198648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067116/manifest.json
observed 5b88017510dc3562ac9174fad7361d23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.183066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067116/publication.md
observed d08c277c627e4ad0ca053c94d44fc96a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.166832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067116/publication.txt
observed bffcb449b9894dc7ed6f8ee5fd80f286...
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.