OpenTechnical

OT-2026-000036146

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000036146) never changes.

Identity and time

Publication numberOT-2026-000036146 · never reused
Internal UUID01a0ae77-01ce-770d-9abb-9cfec7fa79bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036146
StatusPUBLIC

Content hashes

Canonical text03278572fe52a4ce79c618e49fed582bd20d9f4ff530d7c2fdf8abc092e3177d
Markdown785720817fbb0592655fc85601e3fc37d636bcb9863f2583c6628745999d2939
PDF
Publication pagea9e454ce8713fcaa258b4487b45ee38d47ba62985c4be8546a80c630e2e154cf
Manifestdf9e717ea94db2118f05ccef72f9a628af54ae3d17070a948f0dc1a25c423f62

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
SignaturenB9UPMRqRpelZp2NRpQFR4ImyMDd1c0qgB7pnGXCs+we2wnveUyrtFfG3aZXfxgL+AbV36NbaevCNSzepztyBQ==
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

2026-09-17T11:26:20.997216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036146
observed a9e454ce8713fcaa258b4487b45ee38d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:20.977184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036146/manifest.json
observed df9e717ea94db2118f05ccef72f9a628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:20.947578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036146/publication.md
observed 785720817fbb0592655fc85601e3fc37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:20.928865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036146/publication.txt
observed 03278572fe52a4ce79c618e49fed582b...
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.