OpenTechnical

OT-2026-000061106

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000061106) never changes.

Identity and time

Publication numberOT-2026-000061106 · never reused
Internal UUID01a0ae8b-137e-7367-9527-0b0159db9f36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061106
StatusPUBLIC

Content hashes

Canonical text19aec2503bab006241a260e08eb4ef09bfc5f6eae7a8a1a68f9f9566f9c29aa9
Markdownf35f799b7304eb9d43ad3a29510029cc225c6a03c09a7e41531e3d0a1adaf1a4
PDF
Publication pagef6838633b9fe27aa05f1346669a4ebae2215a0f01c81c33d2085d3c41dda9e07
Manifeste040034af24442ef179b34b340b161673d95746b7d19e43629030f7d1dfaf019

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
Signaturewkm1akbucip/ZnbgyJ6AkFFqZnXdzBtr3c2hudSi80rre4u5NJtuE+jGXeEJQ9UyO15zXr8p/MeWGBbw6lxtAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:28.617196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061106
observed f6838633b9fe27aa05f1346669a4ebae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.598880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061106/manifest.json
observed e040034af24442ef179b34b340b16167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.580037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061106/publication.md
observed f35f799b7304eb9d43ad3a29510029cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:28.561480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061106/publication.txt
observed 19aec2503bab006241a260e08eb4ef09...
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.