OpenTechnical

OT-2026-000067266

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000067266) never changes.

Identity and time

Publication numberOT-2026-000067266 · never reused
Internal UUID01a0ae8f-6bd6-768d-851d-7518233cbefa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067266
StatusPUBLIC

Content hashes

Canonical textc423f931a4b7f64ae3c320362dc4e1be843858cbeea0b1bddfd373dd91b07e27
Markdownb0f50ed52fa1cadb1c3021eb86ccbe074c13db6418e12f7b0c960f9b7df91bbb
PDF
Publication page7a8d7374c4afa5b2bd4638e2a95537ea98384feed5e9bd013eae014ee03f564a
Manifest9e1f21905ae7c3edb9036f4fd8ec81fb0761d8361f1ac7a0257b384f8ba424e1

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
Signaturekm3P6SulqM1LSWhhsjoVK3sVD/liatk+fpCEyE2qC/ycwjunOAZ2X3iro6qCHb2Y4PP5js7lhlsV8g+7nYHHCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:56.847064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067266
observed 7a8d7374c4afa5b2bd4638e2a95537ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.827823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067266/manifest.json
observed 9e1f21905ae7c3edb9036f4fd8ec81fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.811798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067266/publication.md
observed b0f50ed52fa1cadb1c3021eb86ccbe07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:56.795932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067266/publication.txt
observed c423f931a4b7f64ae3c320362dc4e1be...
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.