OpenTechnical

OT-2026-000025372

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000025372) never changes.

Identity and time

Publication numberOT-2026-000025372 · never reused
Internal UUID01a0ae71-5fa7-7373-b7af-06d141d2716f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025372
StatusPUBLIC

Content hashes

Canonical text734aa3ef57407829f030e8279b9d805fd31240786630d74208dd18dba634bb20
Markdownd9a9f6c519393510205ff378d86e43f7305c9604a790332a912c14284492203b
PDF
Publication page94636982153ecd2bae41e4e7d09fadb923ffc50df3e7a2543343ed176903dda3
Manifest93846bdc929d9015bf038bd78357e2ee8c9cea54fe820ab1e3b9bba2ca596478

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
SignatureBC8Oe9Rt546PX9gvjQ97noTfyjTEdw1NQDPS/ae+Dqdu2Zy/F5GpC4mWt4iisYq9XfectzK/jFOmXUmXvYjSAA==
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

2026-09-17T11:47:26.056678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025372
observed 94636982153ecd2bae41e4e7d09fadb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.036965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025372/manifest.json
observed 93846bdc929d9015bf038bd78357e2ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.019750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025372/publication.md
observed d9a9f6c519393510205ff378d86e43f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.000221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025372/publication.txt
observed 734aa3ef57407829f030e8279b9d805f...
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.