OpenTechnical

OT-2026-000068083

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-2026-000068083) never changes.

Identity and time

Publication numberOT-2026-000068083 · never reused
Internal UUID01a0ae8f-c4fe-7d8e-bebc-eb8fb22c991c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068083
StatusPUBLIC

Content hashes

Canonical text97dfe39bd4fc1a48cef7f9b0ca2fa91b5482adb17612dcdc4b708ce7343b667c
Markdownca5f395cfbcdef9e2b8782397505016a7d53d3e8b0807ba42231028c25bff2d5
PDF
Publication page880089c73c2cf16abf25303adcada855affcd9389783ed2b54706ad00c94461e
Manifest6d93d96505275984b2496d7ccfb1c547aca5343520bebc580af80df78b9e70b0

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
Signaturek8n2mW86wyNNThQ8quteWRn5LG2G4EZNe9WE20xBg6EdB+spCa1D8+sYvt+OZ4sueMoVQ0ExRohMwoQbcfC4Aw==
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

2026-09-17T10:30:40.538820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068083
observed 880089c73c2cf16abf25303adcada855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.516744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068083/manifest.json
observed 6d93d96505275984b2496d7ccfb1c547...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.498342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068083/publication.md
observed ca5f395cfbcdef9e2b8782397505016a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:40.482091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068083/publication.txt
observed 97dfe39bd4fc1a48cef7f9b0ca2fa91b...
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.