OpenTechnical

OT-2026-000051361

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, vented 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-2026-000051361) never changes.

Identity and time

Publication numberOT-2026-000051361 · never reused
Internal UUID01a0ae83-2741-7637-8bbf-95680cd89e53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051361
StatusPUBLIC

Content hashes

Canonical text35d3da9734ddb40432f6ea728b068bc7faaa86f786f5039599118b795e572745
Markdownef109c48022b3b61e89e4fa9e135c1ffdd02f63fc4dfaef03909549e47ab6bdc
PDF
Publication page1684560e7b3a097ffadd694e6ab8909cef6930cd6b2849a2a87fa33c25ddb898
Manifestc6ad5b8938208d530fdfb0b2c239a5e5192e8cdc9fbbf2aac8dede822cf623d0

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
Signatureex+MWPBhWirZOSh0IRqa1mg0Py2ZhG79UW5qIYGvjRHjiAZs2hYOYmQMPNVwY0TkoDIAJYZnO6Zc6ZiLO+X7Aw==
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

2026-09-17T10:59:15.052266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051361
observed 1684560e7b3a097ffadd694e6ab8909c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:15.033695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051361/manifest.json
observed c6ad5b8938208d530fdfb0b2c239a5e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:15.015561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051361/publication.md
observed ef109c48022b3b61e89e4fa9e135c1ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:14.995845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051361/publication.txt
observed 35d3da9734ddb40432f6ea728b068bc7...
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.