OpenTechnical

OT-2026-000102440

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum 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-2026-000102440) never changes.

Identity and time

Publication numberOT-2026-000102440 · never reused
Internal UUID01a0aea4-8589-7629-9835-e430745cd36e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102440
StatusPUBLIC

Content hashes

Canonical text60b862f4b9794dd3af796efc4fbea77c3492cc99e2197584155b82433abce296
Markdown6c08f193dc06c0db11996a83290ce7e86b331283e923666a88e9b56637c184f0
PDF
Publication paged6895b7f0b52287abaf88f93d2295a004778b7cffeebc92b9902c8e50a344aff
Manifest80590799b9d7ce7baead52dd489b4e2c4f2f60420d73fe362d891ef90508d11a

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
Signature4gd8+Zrj7Eyq3fC2b5Qyg9zQcDKSD7hJ/jl5hA7q5pEwJSuK5piA+Xf4o+sbYJOGwNP8rOq058Y6oKJ6n5pqBA==
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

2026-09-17T09:23:47.215968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102440
observed d6895b7f0b52287abaf88f93d2295a00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:47.197362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102440/manifest.json
observed 80590799b9d7ce7baead52dd489b4e2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:47.177041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102440/publication.md
observed 6c08f193dc06c0db11996a83290ce7e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:47.159127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102440/publication.txt
observed 60b862f4b9794dd3af796efc4fbea77c...
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.