OpenTechnical

OT-2026-000066077

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000066077) never changes.

Identity and time

Publication numberOT-2026-000066077 · never reused
Internal UUID01a0ae8e-8dc2-7562-a188-ed6535a0acfe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066077
StatusPUBLIC

Content hashes

Canonical text96bbb8ab643e8e4688c354ec4a3eb53a05a201810e8477b7acde1599910a290e
Markdown97b9dc6c61cacc57fc761e3155a3a0f9da3db31823b3deb4a5d5c27e45b04cb8
PDF
Publication page5dfb9d045d45492cf5685bb80f479de018a184aaf45b44eaefd1f62250780088
Manifest21ec289660b0a9e0105a89560bf896b46e740ee35296ad2bcbdc21b1f9614578

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
SignatureykGVVRlMJqB+M9LZo41EMPCI4J23GIfjMWZK6pnWwEB50QC4hKsIuVPphveu9x0P8w896cdLbA7d5cNU1JB1Bg==
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

2026-09-17T08:50:44.262587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066077
observed 5dfb9d045d45492cf5685bb80f479de0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:44.242213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066077/manifest.json
observed 21ec289660b0a9e0105a89560bf896b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:44.095321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066077/publication.md
observed 97b9dc6c61cacc57fc761e3155a3a0f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:44.077416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066077/publication.txt
observed 96bbb8ab643e8e4688c354ec4a3eb53a...
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.