OpenTechnical

OT-2026-000065279

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000065279) never changes.

Identity and time

Publication numberOT-2026-000065279 · never reused
Internal UUID01a0ae8e-1dfa-7fc9-b073-d3aca0bbcb8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065279
StatusPUBLIC

Content hashes

Canonical text45ef538ed60cab2b8a6ed7521fc1e8b9edaf1931076d7014018c19fc0c56b207
Markdown88c5024fa789063ff307d0fcecaf396bb201a9871b012127a57c35945da6ac37
PDF
Publication pagebda2380b13cf1dab75eb4bfc0194c9ae113492444f001a8063bd9b6d7d97cd77
Manifestb18c07d48971ba3dc70e0a29d0dd6aea9718014e9fa1030641a26d1caec008f8

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
Signature0QDW7nvPCxtPZSFHByS2S7OHRwZbL/iEJMtwzlWy1tA5FDtEWz+22RofzMMNlA4lOGOGuGzyNU2wUz+5gPOVCg==
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

2026-09-17T10:35:14.810470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065279
observed bda2380b13cf1dab75eb4bfc0194c9ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:14.791637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065279/manifest.json
observed b18c07d48971ba3dc70e0a29d0dd6aea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:14.772577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065279/publication.md
observed 88c5024fa789063ff307d0fcecaf396b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:14.752835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065279/publication.txt
observed 45ef538ed60cab2b8a6ed7521fc1e8b9...
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.