OpenTechnical

OT-2026-000051353

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-2026-000051353) never changes.

Identity and time

Publication numberOT-2026-000051353 · never reused
Internal UUID01a0ae83-2741-7adc-861f-74a4e315f277 · 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-2026-000051353
StatusPUBLIC

Content hashes

Canonical text71622aadae8299a003da192ec26588a4eeffcacabc4527704512f8a4987b37c3
Markdown9b36e2a07fc604f3beee9b00bd7cff9a08dfc604136f37bb802c0e544574ccd7
PDF
Publication pagebca649e09b8bf0d34dae58ce1370368499f04d9977f57edba11b8d4e27ddd0cc
Manifestfb1485ceba467f76373b24ca44d914213f0f2d395e1aeb83d13e6339907ae766

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
Signature395GxTxqhtkeOpWEsDuE/1MsSf57d9iXp4ddXJbuSL93N6aQQu3Wi+iZ1hUb6CoOOhiLtD7wm8qk4CgkXEq9Bg==
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

2026-09-17T10:59:14.447259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051353
observed bca649e09b8bf0d34dae58ce13703684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:14.429785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051353/manifest.json
observed fb1485ceba467f76373b24ca44d91421...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:14.411390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051353/publication.md
observed 9b36e2a07fc604f3beee9b00bd7cff9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:14.394798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051353/publication.txt
observed 71622aadae8299a003da192ec26588a4...
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.