OpenTechnical

OT-2026-000103268

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, pulsed blow-off 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-2026-000103268) never changes.

Identity and time

Publication numberOT-2026-000103268 · never reused
Internal UUID01a0aea4-be3f-76f7-a76b-a0f6793661db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103268
StatusPUBLIC

Content hashes

Canonical texta86170c3b9faa6e8cd003522c611a355129a4a605100041d0d23103fa385b363
Markdownf4cbe859b95ccbf74cedaf2e5972f5f98e06f9eb02588cb5941ffcf16b5c6097
PDF
Publication page21790189e94fc7154fce2963e2ec8db5e3482410407f6b59ed71ba86695355fc
Manifeste5e5cc504fa59ae44a604f0a4c5c017edb8fef9135b0edeaa3d8eb292baaf58f

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
Signature864j6PIig5hQLhB9NJTtXktGFn7rEAo3jEB+ogyy3q0ZLo5ybzLEwROnH56dpWlA0VS3SWUGGjazo+z1bOZ3AQ==
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

2026-09-17T09:23:30.406379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103268
observed 21790189e94fc7154fce2963e2ec8db5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.388844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103268/manifest.json
observed e5e5cc504fa59ae44a604f0a4c5c017e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.372756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103268/publication.md
observed f4cbe859b95ccbf74cedaf2e5972f5f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.355300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103268/publication.txt
observed a86170c3b9faa6e8cd003522c611a355...
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.