OpenTechnical

OT-2026-000102108

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, 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-2026-000102108) never changes.

Identity and time

Publication numberOT-2026-000102108 · never reused
Internal UUID01a0aea4-50f2-7ba8-82af-a018a67dd138 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102108
StatusPUBLIC

Content hashes

Canonical textcfe37413606ca650635e5eb0c836219cdcb99b59ad69cd86eb41f29d6e835b21
Markdown51765d7a377d11242e9b43c9f0583141dba0d4aeba38ea5b4aee7dbd4130197a
PDF
Publication page166096c0ed23be987b8daffa05ee2a3610806a09b615357acc199ed4c6b0d96d
Manifest80257f1bdf739b4c170f62b5c1b2a907375301587e572e7c8a8fd0b606444924

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
SignatureZhlejzJbfRp17Yb1yy4ytbyqsyKHTQJMmT6OVCR3yONuvvhxlpFKipsw+5GuJmuKv1SLLPXAzSqY1yUaiixSDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:15.569191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102108
observed 166096c0ed23be987b8daffa05ee2a36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:15.551271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102108/manifest.json
observed 80257f1bdf739b4c170f62b5c1b2a907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:15.531830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102108/publication.md
observed 51765d7a377d11242e9b43c9f0583141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:15.515536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102108/publication.txt
observed cfe37413606ca650635e5eb0c836219c...
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.