OpenTechnical

OT-2026-000032642

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000032642) never changes.

Identity and time

Publication numberOT-2026-000032642 · never reused
Internal UUID01a0ae75-1070-7a3d-9777-f50a3296b5a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032642
StatusPUBLIC

Content hashes

Canonical textc66b81cede5120f3de6289bf543d0ffac1d8f10888a726d70d12f34efcaa5057
Markdown08b44bd9eeddc046c02e68ef21c797dea2f6186614931f2fd1f66027142ac4f8
PDF
Publication pagea43b60b42c90aa934702eb0a5d3f87ac1b7c0dfaee74f47bdaf1447bdcd3dd05
Manifest6be49025670c24918d606ff1a92530d1283e6e6503646eb3feaae5fb722326d1

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
SignatureGjJN7z61orG+0H//HDS/7GPo8U3nWvxUyqaQLflKniXv6ylLYX3V1NeoUvR63/GlPr6yIrVTe4Y+nPrAqC/cBQ==
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

2026-09-17T11:34:14.018820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032642
observed a43b60b42c90aa934702eb0a5d3f87ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:13.999273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032642/manifest.json
observed 6be49025670c24918d606ff1a92530d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:13.981316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032642/publication.md
observed 08b44bd9eeddc046c02e68ef21c797de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:13.963136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032642/publication.txt
observed c66b81cede5120f3de6289bf543d0ffa...
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.