OpenTechnical

OT-2026-000066334

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump 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-2026-000066334) never changes.

Identity and time

Publication numberOT-2026-000066334 · never reused
Internal UUID01a0ae8e-8dc4-714f-8c00-e28ea6c5f85f · 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-2026-000066334
StatusPUBLIC

Content hashes

Canonical text37b97f33934681d97592df0884d05029a60cbdeeefeac7cbc9e1ef3a5bf1b1ad
Markdown9f4b500e578be0abeab13ea3460da0caebd34920955ad3b4704f5b44c1981217
PDF
Publication page69830f9e6ec3acdea8fab9719d2125cf950514d3025bea846dbf565d7931c412
Manifestfa1253f55f7d96b7b8272d554535b77f3712679eb8fe5195268b3f0b7151d773

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
Signaturemb1+yg9/LzwoNaRxu9T1FRIvHSGmtRiM+RPUoNqyziMAMY7bp66pLzVqgd8VAK2YJsvyQY5tU1wbIDZAeonPDQ==
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

2026-09-17T10:33:30.495168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066334
observed 69830f9e6ec3acdea8fab9719d2125cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.478784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066334/manifest.json
observed fa1253f55f7d96b7b8272d554535b77f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.461456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066334/publication.md
observed 9f4b500e578be0abeab13ea3460da0ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:30.443833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066334/publication.txt
observed 37b97f33934681d97592df0884d05029...
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.