OpenTechnical

OT-2026-000066837

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000066837) never changes.

Identity and time

Publication numberOT-2026-000066837 · never reused
Internal UUID01a0ae8e-ce43-7cd0-a2ed-e16ed1f26c11 · 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-2026-000066837
StatusPUBLIC

Content hashes

Canonical text32d2b96611f7f7bbe1d97ab365e8dd6a814ce00ecc10c9a60757ad152aa2772d
Markdowna86486782e1617555591e00e60bafce0ab869d35fc8321eaa8861087a69ec7c6
PDF
Publication page1ceb40b51a3e3c88f7b0f19ceafbc22ab808234e5c1c9ff10a80c3ca1ff884bb
Manifestbc778f7c45ce34046f7284a6bb65061a380665cbff88def17067cef3dcbe7ab4

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
SignatureesjrHHpU2rUKNudtSIUgwJBUmXv2iGHBNuTcKS35ncsv4K8PSzAPyd973xJMlIp/13czadDP0mG5X0lWf5dnDg==
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

2026-09-17T10:33:16.436829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066837
observed 1ceb40b51a3e3c88f7b0f19ceafbc22a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.419227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066837/manifest.json
observed bc778f7c45ce34046f7284a6bb65061a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.402381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066837/publication.md
observed a86486782e1617555591e00e60bafce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:16.385603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066837/publication.txt
observed 32d2b96611f7f7bbe1d97ab365e8dd6a...
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.