OpenTechnical

OT-2026-000010443

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, vented 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-2026-000010443) never changes.

Identity and time

Publication numberOT-2026-000010443 · never reused
Internal UUID01a0ae6c-0ee6-70dc-b9f8-89e6238b5ad7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010443
StatusPUBLIC

Content hashes

Canonical text178892c629ac34986a46d9756c9f998eccda403073333c75c028c9f351255718
Markdown8a1ef8809e884ad6024253dbce92fbc5b84214b4350a14457aa71cadc65df673
PDF
Publication page979d849244dda9718c9b54038cac516bb9e57593203a1c3023be7bec29ad6d6d
Manifest175c37981cbf359b617d5556a96174af198b384a8ff1a79f3b2f8688aba5e22e

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
SignatureGvK0S4fPAtqGlaXb+FAlh27iClZYgAlhkDZQlnqe9ITv7qnfRlXXHSB8EGfIs7IFJLzTl/WIHP0PSVlGfKjSAA==
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

2026-09-17T12:14:34.608187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010443
observed 979d849244dda9718c9b54038cac516b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.588957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010443/manifest.json
observed 175c37981cbf359b617d5556a96174af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.570377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010443/publication.md
observed 8a1ef8809e884ad6024253dbce92fbc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.552258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010443/publication.txt
observed 178892c629ac34986a46d9756c9f998e...
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.