OpenTechnical

OT-2026-000013003

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000013003) never changes.

Identity and time

Publication numberOT-2026-000013003 · never reused
Internal UUID01a0ae6d-5564-7196-8320-cea05357810a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013003
StatusPUBLIC

Content hashes

Canonical textad746f284a09ba97dff4c3840318be559b8f2183a5df993838b4e2c9c1b04eac
Markdown548706355f7c09d6928d7368970d4cc1894051c1eea7623f7cc508096ed4e5db
PDF
Publication pagec67852b95d409f6db25f1c1bef26fad24cd3b6b756225e4cd412ae74d78ce8af
Manifest3fb0d424d4e6b186df90ec13f989ea03243a8cdbf579be78d5221ac17053e55b

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
Signatureep9RjZn3RcmOO/mWHcoEdzO0a3bJnrG1ts+lc1SCN0CiQxNTjvDv3Nn24y0OBDEjnpr2yoe1+FrdpZ0kninoCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:10:49.398050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013003
observed c67852b95d409f6db25f1c1bef26fad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:49.376649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013003/manifest.json
observed 3fb0d424d4e6b186df90ec13f989ea03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:49.358011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013003/publication.md
observed 548706355f7c09d6928d7368970d4cc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:49.337902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013003/publication.txt
observed ad746f284a09ba97dff4c3840318be55...
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.