OpenTechnical

OT-2026-000015410

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000015410) never changes.

Identity and time

Publication numberOT-2026-000015410 · never reused
Internal UUID01a0ae6d-ef49-772c-bf7d-496ada085724 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015410
StatusPUBLIC

Content hashes

Canonical text8dd12c3a881749e3ae21f1a0dd95f9e63ee554579f0b16071c90515dcfc3697e
Markdowna12758728e1beabd1c05a179aa07d7201fa626cc38af5466908e9aab3d3edeaa
PDF
Publication pageff525f03b21d1917a4a22fd22411007ae826efb3a61a876ee93f7405100956cf
Manifest88ef79c03ea6d49908b1df053d35609c457757fb74d2d4236684cb17fc9f3e1f

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
SignatureTOp2PR4aPCgCNPm461M1Uk02012JqMvfC5gpmE1jNcG4oj5SHrFYucC0rwBhjQL+V0WfxhuJyA5bV2vU6vCkBA==
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

2026-09-17T12:06:08.330232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015410
observed ff525f03b21d1917a4a22fd22411007a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:08.308819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015410/manifest.json
observed 88ef79c03ea6d49908b1df053d35609c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:08.287776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015410/publication.md
observed a12758728e1beabd1c05a179aa07d720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:08.268689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015410/publication.txt
observed 8dd12c3a881749e3ae21f1a0dd95f9e6...
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.