OpenTechnical

OT-2026-000103366

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump 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-2026-000103366) never changes.

Identity and time

Publication numberOT-2026-000103366 · never reused
Internal UUID01a0aea4-e45f-7f70-b999-caef94729a5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103366
StatusPUBLIC

Content hashes

Canonical textb22d946ad5f5a9eaf2dc4cb2a8a8ea32e4f9ad34aa4f920866539768fcecab62
Markdownaf7296f1c16d8e1cb7292409db0f786646bb418a63a19075917f6d4ba75fe21a
PDF
Publication page419680271ca210381f5ad6906767b698b019326954505e2ca7b1bce4dc134ba3
Manifestb8d2f29e6b60ed206ad0a129f50758709d06591c59d976523d3e5c43e65a5f0f

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
SignaturexzmcoK14URkDGPaBu/5OOY/VRmoldL8rM+qUR29X9/omrD4AYGfW0PQ08FHAjSz4ENqEhiwgNZdMfcq7eeyBAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:06.111873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103366
observed 419680271ca210381f5ad6906767b698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:06.093954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103366/manifest.json
observed b8d2f29e6b60ed206ad0a129f5075870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:06.078436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103366/publication.md
observed af7296f1c16d8e1cb7292409db0f7866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:06.060457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103366/publication.txt
observed b22d946ad5f5a9eaf2dc4cb2a8a8ea32...
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.