OpenTechnical

OT-2026-000014422

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, pulsed blow-off before set-down

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-2026-000014422) never changes.

Identity and time

Publication numberOT-2026-000014422 · never reused
Internal UUID01a0ae6d-b27a-7a60-a8ba-5fcf407ac21c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014422
StatusPUBLIC

Content hashes

Canonical text00e059f8befba8bff283c7b7f1dbabde6c5264618a9065cef0dfbb5ac2c91c0b
Markdown9ec8a136c63f44b1c7f0380d7c4e56f0bd5c751455a282f17cc2a0aaa384a00b
PDF
Publication page73b1d685f4355952ba3407b4a634fcd63712adb2235c2e7e1e5911b2a6fc289a
Manifestfbf352129cfa62c63bea0bea904a2d1f4e364b02607bd9418b7df88d9425f53a

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
SignatureG9hevs4X8pbkHtksSNxJNCz15K0uYUo9lfMrkzoHww4U+++wf0XBcjUp29eo4z1RRanfVjTMRkVXi5IXghMKAA==
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

2026-09-17T12:10:11.355771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014422
observed 73b1d685f4355952ba3407b4a634fcd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:11.336631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014422/manifest.json
observed fbf352129cfa62c63bea0bea904a2d1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:11.312199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014422/publication.md
observed 9ec8a136c63f44b1c7f0380d7c4e56f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:11.291714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014422/publication.txt
observed 00e059f8befba8bff283c7b7f1dbabde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:17.204791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014422
observed 73b1d685f4355952ba3407b4a634fcd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:17.183649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014422/manifest.json
observed fbf352129cfa62c63bea0bea904a2d1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:17.164108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014422/publication.md
observed 9ec8a136c63f44b1c7f0380d7c4e56f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:17.141876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014422/publication.txt
observed 00e059f8befba8bff283c7b7f1dbabde...
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.