OpenTechnical

OT-2026-000027260

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000027260) never changes.

Identity and time

Publication numberOT-2026-000027260 · never reused
Internal UUID01a0ae72-6996-7b2a-81e6-dd23c9a983ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027260
StatusPUBLIC

Content hashes

Canonical texte179ed22cdfef8120d750d89ae4790e0029e24b2f6d798e006de911aa7699ffb
Markdownff65a4892f276deba65b7afc2ac6271421aa1be8d1ba76fa0b29dda843c715f2
PDF
Publication pagee09da65ca1f9ac7805958b65c764e589381aec37db9d13fd983e1d8622c826dc
Manifestc97c16904cc841a54a349d8ff50fccd13f807829de098f9238de1a8a423dbf50

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
Signature7y0oiTkv1FCWD7qC7AqCOY03dIkTBEos09roHbuR9oE/zbOrix1O5DK3yrXN86uSIXIhPRGAb6MJspiRtmmNCQ==
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

2026-09-17T11:42:37.915507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027260
observed e09da65ca1f9ac7805958b65c764e589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:37.897108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027260/manifest.json
observed c97c16904cc841a54a349d8ff50fccd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:37.873950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027260/publication.md
observed ff65a4892f276deba65b7afc2ac62714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:37.852313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027260/publication.txt
observed e179ed22cdfef8120d750d89ae4790e0...
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.