OpenTechnical

OT-2026-000066562

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000066562) never changes.

Identity and time

Publication numberOT-2026-000066562 · never reused
Internal UUID01a0ae8e-ce41-7c3f-8e59-680cd0c5fa9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066562
StatusPUBLIC

Content hashes

Canonical text841ed220e295e5c334d61eb83ee4695875df5bb3c9e36134cb85278393243526
Markdown75b61fe57786344c5b4b5c565e446feb89f97674b4b53fbe13e5f53c73ca543b
PDF
Publication pagec016359e78c477ef354244cad73760111166a09cfdd42d2475f7cc179124b68a
Manifest218dce452696a31992776f9f427359c1e724f58039ea0178d460bc398f1a2040

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
SignatureNr3xIsynvO0Ymg5TqkockWVmvugum3E0vdeVP/AB9kCKC+jWxwnJL424TOjw6fByibtbcEDBC/YVBbf0x6y7Dg==
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

2026-09-17T10:32:49.944711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066562
observed c016359e78c477ef354244cad7376011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:49.927426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066562/manifest.json
observed 218dce452696a31992776f9f427359c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:49.910588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066562/publication.md
observed 75b61fe57786344c5b4b5c565e446feb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:49.894864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066562/publication.txt
observed 841ed220e295e5c334d61eb83ee46958...
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.