OpenTechnical

OT-2026-000012162

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000012162) never changes.

Identity and time

Publication numberOT-2026-000012162 · never reused
Internal UUID01a0ae6d-39f4-7eae-b9ed-21d544330bd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012162
StatusPUBLIC

Content hashes

Canonical text9083b3b006b19b59f6ec72f7a6611512f394a5306553e62a8eaf213964154d76
Markdownacc669ad5b7dd49a80d7ea45492cb55ed82d4264d81ad78ef8ec124290d22aa0
PDF
Publication pageedfda0efa45440c2a2c62329d16bbbd70c82ed41fd74a68ccc0f9437d32ecac5
Manifestac349ab96eb75c39aa53c598953bb70f4bc46e3dc77129564e1664c6edf6ce3f

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
SignatureI6+F/u9bbg0yDXRPEgBVpNamfepaBWJ/aCBG0m970EBg+fDgA3ygnwW5/7MkbaOXKZlnjB7GI0ZwGTkgfRsVCw==
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

2026-09-17T12:11:03.615989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012162
observed edfda0efa45440c2a2c62329d16bbbd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:03.596346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012162/manifest.json
observed ac349ab96eb75c39aa53c598953bb70f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:03.577294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012162/publication.md
observed acc669ad5b7dd49a80d7ea45492cb55e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:03.558728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012162/publication.txt
observed 9083b3b006b19b59f6ec72f7a6611512...
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.