OpenTechnical

OT-2026-000026722

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down

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-2026-000026722) never changes.

Identity and time

Publication numberOT-2026-000026722 · never reused
Internal UUID01a0ae71-f4ab-717f-b2c4-2caf839a9825 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026722
StatusPUBLIC

Content hashes

Canonical text63b4dd2eeec25d9a5b3e5545300a2bf51c3211c30d0f95961eb62eebbd190979
Markdown55bd3f672bd5a3cdb251b8010027a97d1f85eb24a2042a21af85e9f1be058922
PDF
Publication page25cabf2296d1cd031f71a921c38afb4cc95ae7ce600333e3ab391c30d2ce2806
Manifest0c45d9a2bc4cd83d702b73c6d1fc63cb527a3eed75d2a2daab7e7cf113eebac4

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
Signature/E3+XAz+Yj4iqjYTKkwDzFymD7AcCP+JLFg0Bn9CaO1iaAfbNKnYsL00mOWwL+XhDTBfwts0mydNU6pGWNDGBw==
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

2026-09-17T11:45:54.235064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026722
observed 25cabf2296d1cd031f71a921c38afb4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:54.208797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026722/manifest.json
observed 0c45d9a2bc4cd83d702b73c6d1fc63cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:54.187101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026722/publication.md
observed 55bd3f672bd5a3cdb251b8010027a97d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:54.166723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026722/publication.txt
observed 63b4dd2eeec25d9a5b3e5545300a2bf5...
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.