OpenTechnical

OT-2026-000021232

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000021232) never changes.

Identity and time

Publication numberOT-2026-000021232 · never reused
Internal UUID01a0ae6f-865c-7b74-821b-af0b42fc37fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021232
StatusPUBLIC

Content hashes

Canonical text4a62040ab7965e249c203dfe99a6c479d06b8e073a2b05e8946e50fe6a1effee
Markdownf0cb1960941644108967cba40f9fc637ba1c45bdaebad2163971bf584cda9592
PDF
Publication page1c8e901b3c6772976bdef9ccc3eb6f541befca787467426843e0c4999bcba3e3
Manifest3364178d0fd68da9c39cbbd3343646c0445593480f0baadd666faa10c7b05f7a

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
SignatureyUZsYNooJKH+lMV1UWDcG1qDaIeLEtBo91AFotqNpBeSa4N4mo9EvxQrriRRGYjRuSgA7HPCtc5GmgjkhBg5Bg==
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

2026-09-17T11:55:02.577372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021232
observed 1c8e901b3c6772976bdef9ccc3eb6f54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:02.558493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021232/manifest.json
observed 3364178d0fd68da9c39cbbd3343646c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:02.540841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021232/publication.md
observed f0cb1960941644108967cba40f9fc637...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:02.521374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021232/publication.txt
observed 4a62040ab7965e249c203dfe99a6c479...
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.