OpenTechnical

OT-2026-000093233

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line 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-2026-000093233) never changes.

Identity and time

Publication numberOT-2026-000093233 · never reused
Internal UUID01a0ae9e-0911-762f-b0d8-f0743e23c046 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093233
StatusPUBLIC

Content hashes

Canonical text7677cc0fe4d2cbd03a325cfa3a1a330f247ecd7506d10a6a46433bda4473548e
Markdownae63855a5d87d9a7aaf7fb1be6253634be74ba406071e402045444f95ac95fb2
PDF
Publication pagef955b44257bb87ab090f4b234ea4e17042147b9a37758e920c702cd55807f8c9
Manifesteac40ce9ca76f63e6b72b0f4754530d5f7e007d8644d035aa4f419bd52a5c97f

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
SignatureV2fxxxT2Smxn7jKf8aMcmdfJE7RWPP/OTBVCouJd2rTlh6BnwrP6UdbzEPVcDwkPtoFW0RvcEObK0E+ubafXBg==
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

2026-09-17T09:40:34.906844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093233
observed f955b44257bb87ab090f4b234ea4e170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.888221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093233/manifest.json
observed eac40ce9ca76f63e6b72b0f4754530d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.870885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093233/publication.md
observed ae63855a5d87d9a7aaf7fb1be6253634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:34.852642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093233/publication.txt
observed 7677cc0fe4d2cbd03a325cfa3a1a330f...
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.