OpenTechnical

OT-2026-000080892

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after 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-2026-000080892) never changes.

Identity and time

Publication numberOT-2026-000080892 · never reused
Internal UUID01a0ae96-b975-7b66-8a21-86e1dd4b4cf6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080892
StatusPUBLIC

Content hashes

Canonical text7e8c22c1c8ba95a9f8833c791e641d21282899385ebb2930b97f8eb7c60badfe
Markdown4dca562c0931a3e5eb28164dd1a733335f3b4eaeac360ed3dea1a4979ab0b8d3
PDF
Publication page00b7a179b67149ea97a2cc2f0e7d56d4ac9cfaec0da6517440bc0d64561eeec5
Manifest6b32edfad2d5c1f6b5bdde847f0e413c3695eb4a86a592906adbf6b9a00aa041

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
SignatureBuRykumLXaUTd5JscJMRf1Cv3pHYJy737qxyRHhyx8OzNv4/Km7IAx7/rWRy724waXPiMCVImFqGjDzHxmuaBQ==
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

2026-09-17T10:02:05.618983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080892
observed 00b7a179b67149ea97a2cc2f0e7d56d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:05.602116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080892/manifest.json
observed 6b32edfad2d5c1f6b5bdde847f0e413c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:05.585315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080892/publication.md
observed 4dca562c0931a3e5eb28164dd1a73333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:05.568083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080892/publication.txt
observed 7e8c22c1c8ba95a9f8833c791e641d21...
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.