OpenTechnical

OT-2026-000078562

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000078562) never changes.

Identity and time

Publication numberOT-2026-000078562 · never reused
Internal UUID01a0ae95-7c29-7324-9c73-f05ef35cab9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078562
StatusPUBLIC

Content hashes

Canonical text2cb3c256c5701bbb56fc51d943e055d88d20d633bc14f4b3e47696cc0255683f
Markdown47416a8c1ebf6f53a1bcd86a6883e90716d2107bde092630746f1f8c2ed32b0c
PDF
Publication page03b499e16ac5219662cc94fe500ba4f7ca66a99a1f5b728fbbd9822250251ee2
Manifeste5dedf7f09b53d12bc77d320b99b6f3daa6ca44b947c9f93f1be7dc9e7125427

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
SignatureFV/n52ZI1EvQb7LF5YmjU9fp9Jbgytv7q9occlqnQBdPGcajl2G/PoZHa58B7w+cycPsJJJHRIhbrTccI2d1DQ==
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

2026-09-17T10:06:04.147273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078562
observed 03b499e16ac5219662cc94fe500ba4f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:04.129533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078562/manifest.json
observed e5dedf7f09b53d12bc77d320b99b6f3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:04.110330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078562/publication.md
observed 47416a8c1ebf6f53a1bcd86a6883e907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:04.090574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078562/publication.txt
observed 2cb3c256c5701bbb56fc51d943e055d8...
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.