OpenTechnical

OT-2026-000012940

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed blow-off before 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-2026-000012940) never changes.

Identity and time

Publication numberOT-2026-000012940 · never reused
Internal UUID01a0ae6d-5564-7e84-9fd2-b88dd715fdf8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012940
StatusPUBLIC

Content hashes

Canonical text5e4eb96d73058fb8d9dd7d0f007929207817efe537ffe733f5a63dd5e1cd8464
Markdowne41d059e58fb8a0131622354adf4de4889bea242e4b3bbcc57bc699961b4f166
PDF
Publication page6ad802ac1d7e5051fe2c0ca2fbe329ff22ce8668714e9f176e3f3412c5f3ca3b
Manifestd9f8967dfbaf53daadc7c10b7ac67cf45c444c8d31ba5a7e51e509c53fee15d3

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
SignaturezjNYzsoC3qAg5b3tpLmCBZVx9hrVYbfq3GFQ99l3PSi0C92OZucegaBWMWhFjgUAxXnpojHeHLzL0BGls6bIDg==
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

2026-09-17T12:10:44.599087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012940
observed 6ad802ac1d7e5051fe2c0ca2fbe329ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:44.579726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012940/manifest.json
observed d9f8967dfbaf53daadc7c10b7ac67cf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:44.559599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012940/publication.md
observed e41d059e58fb8a0131622354adf4de48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:44.540540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012940/publication.txt
observed 5e4eb96d73058fb8d9dd7d0f00792920...
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.