OpenTechnical

OT-2026-000083013

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, sustained blow-off before 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-2026-000083013) never changes.

Identity and time

Publication numberOT-2026-000083013 · never reused
Internal UUID01a0ae97-c961-70f5-9214-3242d5d39569 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083013
StatusPUBLIC

Content hashes

Canonical text78b33606aa7c65491f465ef04d45d4fd71a9992e3b9826e62cb0743f653518c6
Markdown6af50bde7c5da73ad8071a1e9ab612c3a57db14a7e8b54bf9fa86a82b659e731
PDF
Publication page25c3980ed5b443fca8988b52fc1abe4c9bfb5833b9617fb5fc214435734f6354
Manifest1c137813d3cb833988b0001a5c6a400d2b3a89c20e1c05c1ca08ba4408d10a13

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
Signatureiu8gLsvTQDbw288QMYn8sehojiyv9fP+9Bn9jbUkX6PNWB7Kkhu6kNjZRNAZMtcUcL2YWRihEnx8Nw2xusbKDw==
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

2026-09-17T09:00:17.915070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083013
observed 25c3980ed5b443fca8988b52fc1abe4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:17.892640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083013/manifest.json
observed 1c137813d3cb833988b0001a5c6a400d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:17.873017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083013/publication.md
observed 6af50bde7c5da73ad8071a1e9ab612c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:17.853050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083013/publication.txt
observed 78b33606aa7c65491f465ef04d45d4fd...
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.