OpenTechnical

OT-2026-000037557

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000037557) never changes.

Identity and time

Publication numberOT-2026-000037557 · never reused
Internal UUID01a0ae77-b8ce-7615-9961-03d7a8c56680 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037557
StatusPUBLIC

Content hashes

Canonical text67dd7f59fa097638d124d791717840ecdbec2e6244e7b75e250fa284a983317f
Markdown07c70608d46e1b64adca51eab636ef349c6ac0c12abef5763e8bf5a041cb5005
PDF
Publication page23c5be14d650702d6ef72d91f7163b69acc71ebccdaa718b8b361ba79a519c1c
Manifest249aded64570548a1893fa2f9904831ac918e89871fea44ebc932618e7ae2af9

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
Signaturenoonfq2laXNdYiED1c/7EwVCe2QFzTzEuBoO34EyHw0m3G8A/Epj8MnflsyUAn7EZHFCHUBDzwuFOYfQmye4AQ==
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

2026-09-17T11:24:06.050739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037557
observed 23c5be14d650702d6ef72d91f7163b69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.035823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037557/manifest.json
observed 249aded64570548a1893fa2f9904831a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.018197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037557/publication.md
observed 07c70608d46e1b64adca51eab636ef34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:05.999510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037557/publication.txt
observed 67dd7f59fa097638d124d791717840ec...
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.