OpenTechnical

OT-2026-000033666

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single 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-2026-000033666) never changes.

Identity and time

Publication numberOT-2026-000033666 · never reused
Internal UUID01a0ae75-a390-735e-b3c2-77b8d0acad14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033666
StatusPUBLIC

Content hashes

Canonical text036d26ea24399547752b21853568d8e8250b5916b533ef6273ac81f99db18529
Markdownb3175da05dbe8a2206dc80feaf026dfc1e2c6300f64afee12337ba63ff04f1aa
PDF
Publication page136802472a868d152f9ff647f8bbecc797230fd78c0b799c7d8fae7da484963f
Manifest36bf407a42d0552405f404e8fd38b5dfe77ae899556f5ce5cefb340c731ac0fd

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
SignatureSluvcemkoqfbZ7eVX0JqnmokdDANBbWGhJApBGk8Hxn6m7a6i9KDCzVJYz76S4tXBjMeYOOX89LHYEVuKxJ/Bg==
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

2026-09-17T11:31:39.286612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033666
observed 136802472a868d152f9ff647f8bbecc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.269231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033666/manifest.json
observed 36bf407a42d0552405f404e8fd38b5df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.233684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033666/publication.md
observed b3175da05dbe8a2206dc80feaf026dfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:39.206217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033666/publication.txt
observed 036d26ea24399547752b21853568d8e8...
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.