OpenTechnical

OT-2026-000062402

Publication integrity record

Foam pad vacuum gripper, single stage ejector, vented after 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-2026-000062402) never changes.

Identity and time

Publication numberOT-2026-000062402 · never reused
Internal UUID01a0ae8c-0abf-7cf4-885d-3a09e8dbd2f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062402
StatusPUBLIC

Content hashes

Canonical text3370a7c8ebe28de5feec07ef4bfb9307f51ea6f8843d51af77e5f0953330f2e6
Markdown7c729afd25cc1940cca6cb9afbccf926b052a9e9fc4eea2938170c91258ff8fd
PDF
Publication page63cfe954b73cd08bd48adb978d22d677af3686a70b43518c543d857737897cd3
Manifestf9ec700458b0441281052edb6132e3ac0da13704b0e570131a64dc58fb91e8c9

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
SignatureQ0tVCcbZk+b3ZzJNQUcaP92Ofhv1xFtZRdFCgGLdP3MIEaIBtGOI9/761i2Yb2VejVERgcqKCnP0Y8Q7LB2/CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:43.772549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062402
observed 63cfe954b73cd08bd48adb978d22d677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:43.752810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062402/manifest.json
observed f9ec700458b0441281052edb6132e3ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:43.731828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062402/publication.md
observed 7c729afd25cc1940cca6cb9afbccf926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:43.711331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062402/publication.txt
observed 3370a7c8ebe28de5feec07ef4bfb9307...
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.