OpenTechnical

OT-2026-000009841

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000009841) never changes.

Identity and time

Publication numberOT-2026-000009841 · never reused
Internal UUID01a0ae6b-cb78-7dc7-9868-d27a18a66af7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009841
StatusPUBLIC

Content hashes

Canonical text545d4c01f3da30057e2cd3a3313d7d20923b03e99bd38a60b806cec2034300e4
Markdown22319b734e05b072043308dd15d47d6610651c961979fb17704431fda5c1655b
PDF
Publication page92d4114147ccfd2e29ae4e3b0e04508f6a9fe4b374a8961505e2b63e67f894a9
Manifestdc83958400dbf8e78f1df9ad08db93498f709097e45e0ec1ab0ab4cd3017774b

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
SignaturezwbAVT9GEPixTMeEc90VoHa0va2VWicHBxvRNtMXAsIqgXhZZij8Kalt4DILdAbY/IIEy+wn3WBOi6O+Wf4yAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:50.109377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009841
observed 92d4114147ccfd2e29ae4e3b0e04508f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:50.089939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009841/manifest.json
observed dc83958400dbf8e78f1df9ad08db9349...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:50.070464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009841/publication.md
observed 22319b734e05b072043308dd15d47d66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:50.050228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009841/publication.txt
observed 545d4c01f3da30057e2cd3a3313d7d20...
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.