OpenTechnical

OT-2026-000063065

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000063065) never changes.

Identity and time

Publication numberOT-2026-000063065 · never reused
Internal UUID01a0ae8c-94a9-7fbe-abdf-7f266215bd5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063065
StatusPUBLIC

Content hashes

Canonical textd0041aea6448ad874a0b9424ecd428a010123e8e5dd3ffefb2f4f34af5902a5d
Markdown6f1e4b110429416851fea83b6440d189a9f1646eb8d54aa37ae16bd7ab09124b
PDF
Publication page80aaf5cca7c5dc43aab15747e73002ea37bb2c659775b793ca2c9013314d31e7
Manifest0ede44930e2066ed323c4bcfe912672b2b6dc12d3e8876b9722351758896a538

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
SignatureiJGolWigPxZ6+Di39AoetOKfd7tIaYou4m9WKmtRtyiEBmbGasbFtRzrrp2yH8K8iggwafVOsaFnZbvVH0hfCQ==
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

2026-09-17T10:40:44.355372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063065
observed 80aaf5cca7c5dc43aab15747e73002ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.335537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063065/manifest.json
observed 0ede44930e2066ed323c4bcfe912672b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.316181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063065/publication.md
observed 6f1e4b110429416851fea83b6440d189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.298060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063065/publication.txt
observed d0041aea6448ad874a0b9424ecd428a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:49.881583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063065
observed 80aaf5cca7c5dc43aab15747e73002ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:49.863381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063065/manifest.json
observed 0ede44930e2066ed323c4bcfe912672b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:49.844767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063065/publication.md
observed 6f1e4b110429416851fea83b6440d189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:49.827016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063065/publication.txt
observed d0041aea6448ad874a0b9424ecd428a0...
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.