OpenTechnical

OT-2026-000089434

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000089434) never changes.

Identity and time

Publication numberOT-2026-000089434 · never reused
Internal UUID01a0ae9b-db02-7fae-b53a-1bc7aa6af144 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089434
StatusPUBLIC

Content hashes

Canonical text9e43c5d7e83ca241e899eaad7a3ad732d077c0b551df5f56cdfad3164ee49d81
Markdowna88ac109c938a3ec8a7be9157ae0d03a57c943391ecfa9998883f707c4807006
PDF
Publication page09a78978a4351f65e13328adf0c4a6fc8488dab92ee24c205ba095d2932f3e17
Manifest351bb71ecf2210824b4b545e7e93ef9af0dbae9786cab2b1fb2577caf47e7074

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
SignatureDR1xFMvbOO9o/V+Moht64Aw9tBPR2ndgiNTApWgN4YfSgGgs+UDiVj6xopKFEGvX2YtYxkMRbeV8G9cm/DctAQ==
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

2026-09-17T09:47:34.777669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089434
observed 09a78978a4351f65e13328adf0c4a6fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:34.760636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089434/manifest.json
observed 351bb71ecf2210824b4b545e7e93ef9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:34.743174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089434/publication.md
observed a88ac109c938a3ec8a7be9157ae0d03a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:34.727542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089434/publication.txt
observed 9e43c5d7e83ca241e899eaad7a3ad732...
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.