OpenTechnical

OT-2026-000035381

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three 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-2026-000035381) never changes.

Identity and time

Publication numberOT-2026-000035381 · never reused
Internal UUID01a0ae76-6a20-7ed3-afd2-caed248590f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035381
StatusPUBLIC

Content hashes

Canonical textbaa5946dae51d87809e799016e00451cfd9df8f37cc51d02b16cec4df24a938b
Markdown2a9501a79cfca387c82ea3ee63141a41f2055f2e5666b28a0644e01e1d950988
PDF
Publication page11a77cf15300d969337af3c33b6e01ca19771ba116f4884183d90816220c0778
Manifest237ac8683336adc03730231d0555e7f364c4592436ce055570661e9395920434

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
Signature21aI6YsDQyM+HWnhQHO4fIsDsjO1mq1tUcdydNkOGqSWPeP9ifEGuesvp53Y+Khsp1QLJlYmJgvafYgBX6ZoAw==
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

2026-09-17T11:28:40.484924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035381
observed 11a77cf15300d969337af3c33b6e01ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.469370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035381/manifest.json
observed 237ac8683336adc03730231d0555e7f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.451432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035381/publication.md
observed 2a9501a79cfca387c82ea3ee63141a41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:40.432762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035381/publication.txt
observed baa5946dae51d87809e799016e00451c...
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.