OpenTechnical

OT-2026-000069195

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000069195) never changes.

Identity and time

Publication numberOT-2026-000069195 · never reused
Internal UUID01a0ae90-6dcf-728d-b3f1-fb3833da0b10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069195
StatusPUBLIC

Content hashes

Canonical text0ebb5b65e71adaef590c2f6c10ab95460d8c173800968567714b7c4e507600e7
Markdownaae8d8a9c1932e518a5f129d0118ff32f80860747da7e8d812fb5ddaa834a31e
PDF
Publication pagece1a4458c369170da6cfd1f592534de80daf13a6f2e0666d4d4d6e33c6e6ad91
Manifest54759347c94e2862b76745af81194b44e021ac8f1e612a3c6f61f1bf04fd06a5

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
SignaturepTNFTXgGp3+YNaDUGzejjTx2iuSDO1EWl+dN0Qi87yeY0Fm10p6X1AyzKG2vOZEK7HyNLOINE3jcDzjbM6WwCA==
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

2026-09-17T10:29:05.562668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069195
observed ce1a4458c369170da6cfd1f592534de8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:05.544429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069195/manifest.json
observed 54759347c94e2862b76745af81194b44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:05.525497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069195/publication.md
observed aae8d8a9c1932e518a5f129d0118ff32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:05.508099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069195/publication.txt
observed 0ebb5b65e71adaef590c2f6c10ab9546...
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.