OpenTechnical

OT-2026-000023326

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, sustained 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-2026-000023326) never changes.

Identity and time

Publication numberOT-2026-000023326 · never reused
Internal UUID01a0ae70-7268-7b97-8d1b-de661493717b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023326
StatusPUBLIC

Content hashes

Canonical text9f30f22918c27ae93bb0bd0e497df24472e4bcfaffb01d8bb171836f57dc082b
Markdownba6b4994208c2fb2257315d7e0fe520f6b1cbbc9579ea05a374a840f6acaa2e0
PDF
Publication page0858fb98cffe14f6f20482ce638c02ff2e4275efde0f4f8db746652faff77474
Manifeste6f449f23272c3f1cd35cfe825ed5dbcbe6eeda7c40570c2a5629e8b11aa6fa6

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
SignaturesQPaMr2dLYG4banF7Ib7XQtiI2DZWew3nimDOVkHZAp5dL1AEaLaRGjbMwD3FCQHV0cLSDzzZRDSwudTlWw1Bg==
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

2026-09-17T11:51:24.810837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023326
observed 0858fb98cffe14f6f20482ce638c02ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.791305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023326/manifest.json
observed e6f449f23272c3f1cd35cfe825ed5dbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.755084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023326/publication.md
observed ba6b4994208c2fb2257315d7e0fe520f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.718206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023326/publication.txt
observed 9f30f22918c27ae93bb0bd0e497df244...
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.