OpenTechnical

OT-2026-000066090

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000066090) never changes.

Identity and time

Publication numberOT-2026-000066090 · never reused
Internal UUID01a0ae8e-8dc2-7cee-ba05-7e381a2ec7b9 · 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-2026-000066090
StatusPUBLIC

Content hashes

Canonical text657fe88cddbe95d061c817d0e937151242767b7a2f0a4269bb13244e3b4c1e46
Markdownfa94d5abf53102f32a6a8a2124f6a6229c8e26f2ba779eb66007d24ca94d97aa
PDF
Publication page692ec4f2720f31c606057cbffefd3c02a99f034071796983847b5ac73a9d5d87
Manifestb618304e4bb8f02a61e4e8f605b109248ae0a27678143515c958ebb3820c607f

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
SignatureXJO0cW3Z/JcTn7a2ED/XcWxrCzS24mbY4tNTxY0QOCZVcSe19jl4QkZBQ3apE79zgVQAMAVo+i+8r8RJQyBcCA==
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

2026-09-17T08:50:46.559738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066090
observed 692ec4f2720f31c606057cbffefd3c02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:46.538695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066090/manifest.json
observed b618304e4bb8f02a61e4e8f605b10924...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:46.517573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066090/publication.md
observed fa94d5abf53102f32a6a8a2124f6a622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:46.493593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066090/publication.txt
observed 657fe88cddbe95d061c817d0e9371512...
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.