OpenTechnical

OT-2026-000034474

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, pulsed blow-off 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-2026-000034474) never changes.

Identity and time

Publication numberOT-2026-000034474 · never reused
Internal UUID01a0ae76-1ed0-7dcf-aac8-1e4974c52753 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034474
StatusPUBLIC

Content hashes

Canonical text148ccee55839dd1adf6ea58d5522847c950fc9f87660a39df2a50cc1f7fda1dd
Markdowndbc5d74c8bbd996db1fba1cfe60e7990d932eaf09226cfd42265653b7c57cde7
PDF
Publication pageaae6b1336091f66200ac81c9cc9d27b555f7bac604d5a8a9e6c62bffb87435fa
Manifest7aa51327acf14a38f894f877d7d90832f07fb6c9ae4adb983459cfc77cd8fbee

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
Signature/4p5zwq/XOO5B5KI9eTsDdaKoZfsNpG1aoWG81qICtkOnKWXdkLMN7h88Yqc7aAMW885U4MvezaYEHeVBmefBA==
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

2026-09-17T11:28:48.209527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034474
observed aae6b1336091f66200ac81c9cc9d27b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.191429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034474/manifest.json
observed 7aa51327acf14a38f894f877d7d90832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.173294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034474/publication.md
observed dbc5d74c8bbd996db1fba1cfe60e7990...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.153584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034474/publication.txt
observed 148ccee55839dd1adf6ea58d5522847c...
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.