OpenTechnical

OT-2026-000078404

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000078404) never changes.

Identity and time

Publication numberOT-2026-000078404 · never reused
Internal UUID01a0ae95-7c28-7a0d-a985-d41414595162 · 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-2026-000078404
StatusPUBLIC

Content hashes

Canonical textae621fae337bf6575d83b811edfd91392a2a6ab79e47627cd92067da4d41f502
Markdownc44fc13f606b9fd959e230ebe43e842386533a162c190d67b88fe80b5e92c3d2
PDF
Publication page5f80e75d2229409d21bcde377401a1c1db47ef5668a6ed0e694f7993911df6c2
Manifest049256f1d336b0224a0868d083569b28aafc7c7cc02560291cbfb8a5d4609a12

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
Signaturemm1eja8SI0i43UiIYQGFk/koep7aL+aFW42/SwYoSzdk2ooqECjOS+TP2LcuWS3qDDz1olR2qMkLjmkY6SNfDw==
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

2026-09-17T10:06:23.745329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078404
observed 5f80e75d2229409d21bcde377401a1c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:23.726642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078404/manifest.json
observed 049256f1d336b0224a0868d083569b28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:23.706548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078404/publication.md
observed c44fc13f606b9fd959e230ebe43e8423...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:23.686487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078404/publication.txt
observed ae621fae337bf6575d83b811edfd9139...
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.