OpenTechnical

OT-2026-000023359

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off before 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-2026-000023359) never changes.

Identity and time

Publication numberOT-2026-000023359 · never reused
Internal UUID01a0ae70-7268-71d8-a655-85f158aa1b73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023359
StatusPUBLIC

Content hashes

Canonical textbde36d2e84d7cab39023b8c20a7418db902be3e361b652f85453b3ab4dcf7392
Markdown7d41cfc6669e42cf8ab464d3619e6b51666524cdaf49dd0b740f09be31402e6a
PDF
Publication pagedf057799140fa04521b555b116af2221a8a82e49b29f05684fdb00ffb9c1deb0
Manifest89c72739bf1d1776b961b7499917a5240b1abb790b3a4e41bb7128cfc72fa8c2

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
Signatureiby7o0le5EebUIdDXulibiepC6BGilLgYT0uYK4mPp/GZnVh3XbGodEdYupQ/3BMqingrm4jz9//rPZ8fyscCA==
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

2026-09-17T11:51:27.329654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023359
observed df057799140fa04521b555b116af2221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.311988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023359/manifest.json
observed 89c72739bf1d1776b961b7499917a524...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.291967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023359/publication.md
observed 7d41cfc6669e42cf8ab464d3619e6b51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.274790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023359/publication.txt
observed bde36d2e84d7cab39023b8c20a7418db...
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.