OpenTechnical

OT-2026-000103304

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000103304) never changes.

Identity and time

Publication numberOT-2026-000103304 · never reused
Internal UUID01a0aea4-be3f-7479-83fb-7eda8853f61f · 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-2026-000103304
StatusPUBLIC

Content hashes

Canonical textdf3623f25c040ba40a6036fae499ff0565308935d2bcc7ded981b0a6f885ae34
Markdowna8c217452da13c4d8983f6039ff43d49ca91ae5d432cc3bd12e7bc1a271b29d2
PDF
Publication page308b9f069064052a9e8851416cc8bbdbfb7f5c5eb0eba5558c2936e60a32ef71
Manifest5dd1c91a6f6d1425f998375975ff99502be7b1fb86ac5118195fce8420c6ded5

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
SignaturevLqLwHUXFoiWGafHStVcGZ2XNissyEHqOCihrxcdtk6F+o8uHC6unKlTbLXZRFGzxcNu17O4sV4MK6ZH9lVRDw==
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

2026-09-17T09:23:33.078261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103304
observed 308b9f069064052a9e8851416cc8bbdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:33.060612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103304/manifest.json
observed 5dd1c91a6f6d1425f998375975ff9950...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:33.042807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103304/publication.md
observed a8c217452da13c4d8983f6039ff43d49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:33.024649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103304/publication.txt
observed df3623f25c040ba40a6036fae499ff05...
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.