OpenTechnical

OT-2026-000063117

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000063117) never changes.

Identity and time

Publication numberOT-2026-000063117 · never reused
Internal UUID01a0ae8c-94aa-7e43-9b75-fea1cd65c72e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063117
StatusPUBLIC

Content hashes

Canonical text663f58b1014b403bf66978898abffe33eb19e9885ddaad95758ca5e958f1914f
Markdown79007c225c51b7eefc357ea0326b6481d6c3722243dbd7e6d83479dd300b3975
PDF
Publication pagee8463c527e15820f51e9830a6d693263b88f16d56a9228b215320526a9febf86
Manifest002135710422855a6135e19d214f3327a20dac02bd413859f84c9d4c63735750

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
SignaturenLmRfzM/uL7xYaB52BNmMe4FFs/PINcJDDPTDGlLkSTuKUjbpim0WfN71XW6Z2le0Sfwl++SD1RqvWZCjimkCA==
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

2026-09-17T10:38:53.743525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063117
observed e8463c527e15820f51e9830a6d693263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:53.725046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063117/manifest.json
observed 002135710422855a6135e19d214f3327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:53.704993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063117/publication.md
observed 79007c225c51b7eefc357ea0326b6481...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:53.687052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063117/publication.txt
observed 663f58b1014b403bf66978898abffe33...
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.