OpenTechnical

OT-2026-000036189

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000036189) never changes.

Identity and time

Publication numberOT-2026-000036189 · never reused
Internal UUID01a0ae77-01cf-7c5c-aa31-a57c70c66d73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036189
StatusPUBLIC

Content hashes

Canonical textfe13102ca29008d71e7915a06c847af8f77af38d51218c90042135d9ff79d8a1
Markdown6f35619d511cdd9be70f39c9e982b55e3b49ae620c1cdbbb31b9983f1ab5010c
PDF
Publication page8c1aa67aadae7886f673023d618a86af5042e61f856087a79be62733fe455c99
Manifesta259617162addee6d1e842c98f84ba2a7278b877f01e0392d44f2a8dd87e9023

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
SignatureSyk21Jj9pMH70aRUYQ3wTYlCLP2/N20wT7nDPbZHmYaqf8fIleOIfQ1q7zhmS8LuPqzrw1y2dTQK3VTGPUhwDg==
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

2026-09-17T11:26:25.278208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036189
observed 8c1aa67aadae7886f673023d618a86af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:25.260833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036189/manifest.json
observed a259617162addee6d1e842c98f84ba2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:25.244212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036189/publication.md
observed 6f35619d511cdd9be70f39c9e982b55e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:25.228432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036189/publication.txt
observed fe13102ca29008d71e7915a06c847af8...
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.