OpenTechnical

OT-2026-000068670

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000068670) never changes.

Identity and time

Publication numberOT-2026-000068670 · never reused
Internal UUID01a0ae90-2483-74d6-9331-0366f87b6428 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068670
StatusPUBLIC

Content hashes

Canonical text3b385f81560ffeea9935916ab40a186031733b2d34c3efe77da09b82b073504c
Markdowneb7ee12f9fc1569b67e899890f7aa4d76d93c365ace9db5ccee237291f43ea1b
PDF
Publication page178532d9c9d952b77245d59650d011f3bd5163b54768a6e3419b7a7cfa3f3534
Manifest7411a10716c2aecfa33a361975e384cce12efe4ec69bdec4c805dbde5577f4f3

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
SignatureKmTqM5ECCp62NCaU/3EhkHVpc8DZW4nFBjpr5RbQ5iHS3drm70Keu1NnNQAsmf1qZzOCdYWqznPixe6aTE6AAA==
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

2026-09-17T10:29:52.189872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068670
observed 178532d9c9d952b77245d59650d011f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:52.173107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068670/manifest.json
observed 7411a10716c2aecfa33a361975e384cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:52.155234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068670/publication.md
observed eb7ee12f9fc1569b67e899890f7aa4d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:52.139210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068670/publication.txt
observed 3b385f81560ffeea9935916ab40a1860...
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.