OpenTechnical

OT-2026-000034334

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000034334) never changes.

Identity and time

Publication numberOT-2026-000034334 · never reused
Internal UUID01a0ae75-df0e-7e1b-95ca-07f9653ee5cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034334
StatusPUBLIC

Content hashes

Canonical textba76528158c6130095e228314e65edc51f0bda16f19951a553ae904fc724494b
Markdown95aa24bbbae2e111fe62f9c4882c557e5f244b9f0eed1784746d887b36349a55
PDF
Publication pagee59d80b58c5e301e8f725a11560956ac4eaf1b82882240731b13ea9da498497e
Manifestf5ca838559bf59cf82148c17755ce91d6968ad64c03a30326056098661117cd5

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
Signature8vdh313dTZJlT5BChtAUmtAL1KQzCNpJw+U4k0wN6vvwqEpmEab+BrNaOe9w3J0if4sWvSyMxYQBZJ5oH/L0BQ==
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

2026-09-17T11:31:01.869244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034334
observed e59d80b58c5e301e8f725a11560956ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:01.846496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034334/manifest.json
observed f5ca838559bf59cf82148c17755ce91d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:01.825314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034334/publication.md
observed 95aa24bbbae2e111fe62f9c4882c557e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:01.803903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034334/publication.txt
observed ba76528158c6130095e228314e65edc5...
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.