OpenTechnical

OT-2026-000039378

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000039378) never changes.

Identity and time

Publication numberOT-2026-000039378 · never reused
Internal UUID01a0ae78-9675-787f-ab00-0606d169f9bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039378
StatusPUBLIC

Content hashes

Canonical text32a1f87c043cebefe7ca04b18d993a29ec4db313b94b002ac8c83b15b4cb0da0
Markdownf4e1c155839dd7369f44d4f14f9033b7905166c0ca56324bc458f692410ade74
PDF
Publication pagee4f3ef1e2c7b5d70b39e98a97475cb30f1d3e8c81e9fea92cdeea27e95632101
Manifest1ddc0185a32bdce5053364805997967fff3174925a7108b13ec6ef85bfb81a37

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
Signature5IrDXDAmtTAgiKG+z8RfFLI2SxyKOUS9RSIFVEux9n/3Rfvv1TMmUxDrKagQ8Zlj5Hg8NtJw657F2btXYCpfAQ==
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

2026-09-17T11:20:59.082602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039378
observed e4f3ef1e2c7b5d70b39e98a97475cb30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:59.062819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039378/manifest.json
observed 1ddc0185a32bdce5053364805997967f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:59.040709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039378/publication.md
observed f4e1c155839dd7369f44d4f14f9033b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:59.016409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039378/publication.txt
observed 32a1f87c043cebefe7ca04b18d993a29...
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.