OpenTechnical

OT-2026-000082675

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000082675) never changes.

Identity and time

Publication numberOT-2026-000082675 · never reused
Internal UUID01a0ae97-8cc8-7332-809a-1a71a3fd3d3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082675
StatusPUBLIC

Content hashes

Canonical text17c9b9bd0f6078dfdc4c0324d34234057064131815e903bb09c029836dd6a31e
Markdownc871a70983efedfc8aa25710a7ff1b63efb28f601b77fd6a47569d9e48f92794
PDF
Publication page04965451388fa0268e948af28287840b99498f71ff789a03b6b453f0e8e9146a
Manifestbc161704848fb29d4e51acd90cc3eb0c0fc5598c0276d7f11831262be39105f1

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
SignatureUnek8rHhA0yHhj2zX7VzyYtS/mHKbiK23G7zKWTjNS6tzxdfEbDN9vf03v7DO1KMu/xTcNYTgB/omstWwQAnAA==
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

2026-09-17T09:58:14.597272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082675
observed 04965451388fa0268e948af28287840b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.580606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082675/manifest.json
observed bc161704848fb29d4e51acd90cc3eb0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.563407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082675/publication.md
observed c871a70983efedfc8aa25710a7ff1b63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:14.547060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082675/publication.txt
observed 17c9b9bd0f6078dfdc4c0324d3423405...
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.