OpenTechnical

OT-2026-000066357

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000066357) never changes.

Identity and time

Publication numberOT-2026-000066357 · never reused
Internal UUID01a0ae8e-8dc4-7453-be1a-410beff6ba0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066357
StatusPUBLIC

Content hashes

Canonical textd36e80a112313e9494b32277716d52ccfff37a140f3ccca57bd4fa8be5fd4632
Markdown029873a3d69a0d99942b2f39d4dc4dc288f893c15b78ae95189b619cb5f24666
PDF
Publication page5f49d695106798ac3e0aed439e8731ce41a8e18ed1124ae4b3da2af0c42c4940
Manifesta7aa6c745c55ba5180661568343e44da0d5e7111c689c5faa9948ea61f583f67

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
SignatureWFhOZhHqVaW+O9fGxWwyyBeYPg/Kcy4NEWHybtcjoCnNZAgT+3uOkAztlaB6ItZvke0LVeE6Zzfcc75PTFciAQ==
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

2026-09-17T10:33:33.196654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066357
observed 5f49d695106798ac3e0aed439e8731ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.173896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066357/manifest.json
observed a7aa6c745c55ba5180661568343e44da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.154525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066357/publication.md
observed 029873a3d69a0d99942b2f39d4dc4dc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:33.135346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066357/publication.txt
observed d36e80a112313e9494b32277716d52cc...
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.