OpenTechnical

OT-2026-000035711

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000035711) never changes.

Identity and time

Publication numberOT-2026-000035711 · never reused
Internal UUID01a0ae76-b4c7-7375-9c24-7b1b7ec424c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035711
StatusPUBLIC

Content hashes

Canonical text350a14d7ac6e8dc8200778a01570e2a1f34b0bd75cef6a4bb3b2aeb45ef752bc
Markdown018b9af0f09a7515e62823188da9aa5697187aabb45b83bb33da9670943bdd74
PDF
Publication page39b8825698dd4339c5e0a7897cdbd03348864efdef499321971cd649adeb7f2a
Manifestb0a04854ae868d91a19a14028506b296438c412dde860416eaeaa6b1e7941e0f

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
Signatureo4ZEQY4glwELesRNM7V4vCRtH77MKOSmDzgzC/PRELdlWmUEdJkpLYqg06eSFLuzcPw/5OD0q88Zvr7raq7YCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:27:17.742608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035711
observed 39b8825698dd4339c5e0a7897cdbd033...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.724793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035711/manifest.json
observed b0a04854ae868d91a19a14028506b296...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.705984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035711/publication.md
observed 018b9af0f09a7515e62823188da9aa56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:17.688779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035711/publication.txt
observed 350a14d7ac6e8dc8200778a01570e2a1...
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.