OpenTechnical

OT-2026-000065690

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000065690) never changes.

Identity and time

Publication numberOT-2026-000065690 · never reused
Internal UUID01a0ae8e-46fa-7a7e-80ea-279e0e3059aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065690
StatusPUBLIC

Content hashes

Canonical textcab5171e1a95d15f10777f93aaeff2cdd6a2fc8fc98878694387a7a419e433b5
Markdown980e40a518aa7c35111b586bd59d2b87974f007af8413d175168990e41fead56
PDF
Publication pageb7c6320368e5badde5a7b08d9282472fe09bbc7affaf22d5054bbe6e15c0593f
Manifest056293b5fa60dafbfe58b28819cddb70dc789c5a82bb78e898fb8938958cc677

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
SignaturekQYb0a96pMnIc8Jxpc2Qa/RAY1zilIF9YGMkmPf1DsN1Dsi7xQ5DkZIPd6U411BErA22nudoNRKZlaxw++93AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:34:06.240238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065690
observed b7c6320368e5badde5a7b08d9282472f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.223113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065690/manifest.json
observed 056293b5fa60dafbfe58b28819cddb70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.203000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065690/publication.md
observed 980e40a518aa7c35111b586bd59d2b87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.185751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065690/publication.txt
observed cab5171e1a95d15f10777f93aaeff2cd...
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.