OpenTechnical

OT-2026-000037133

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000037133) never changes.

Identity and time

Publication numberOT-2026-000037133 · never reused
Internal UUID01a0ae77-7741-7286-9280-4c3b263945fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037133
StatusPUBLIC

Content hashes

Canonical text6e701422acad30dcccb7930dbb563666c6f5db32f13f3b27839b9e99c06d5c01
Markdown8b2b455e6523ea52ea785536d72821a6a85c06d7aff50983e81d58c41f6438a6
PDF
Publication pageefab1807c33c46daacf6b456c0f861b6e3f51b7e62d94c25e6fc06021cac672d
Manifestf1e5d73bf58a237208812c24797b3d616eb71421b9a7f92d12d3301f83b92635

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
SignatureGa10UTz02VF93Pf8qe9/S32DswAyqiWmqDBbe6zyuJU+uRwP59tO0HoYM7xUwVJzoH80fvvMGa0skkwcxI9YCQ==
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

2026-09-17T11:25:00.480370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037133
observed efab1807c33c46daacf6b456c0f861b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:00.463893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037133/manifest.json
observed f1e5d73bf58a237208812c24797b3d61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:00.448156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037133/publication.md
observed 8b2b455e6523ea52ea785536d72821a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:00.431971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037133/publication.txt
observed 6e701422acad30dcccb7930dbb563666...
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.