OpenTechnical

OT-2026-000039161

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000039161) never changes.

Identity and time

Publication numberOT-2026-000039161 · never reused
Internal UUID01a0ae78-9673-7a5f-8d3e-05e76fcd2b5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039161
StatusPUBLIC

Content hashes

Canonical textdc4fb909ed528f9e29412c4f2d68ad46b8ae76a7d2f505fca0b294e597a4499a
Markdown8b161ac9f7a2f6f4c87ef76b09a409ed3865460261fa6f3742e134a68e22a75a
PDF
Publication page7fc5a388c9145059d435951ef298f3bac817d06bcc33e2eb16cd5bec49564032
Manifestdc56b4a3b68bdf4d0a1291429431fdaa2163f31a9d857dd2ed4002edb9f1901e

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
SignaturevMsbDU5R2gT2a9pm0cITrlukcaq6byV2hX0DvjkcZFDCCdQpWgivFVHtZyg4RnBZKqh7YV9V3lK7i343hz2/DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:40.651831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039161
observed 7fc5a388c9145059d435951ef298f3ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.633287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039161/manifest.json
observed dc56b4a3b68bdf4d0a1291429431fdaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.616239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039161/publication.md
observed 8b161ac9f7a2f6f4c87ef76b09a409ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:40.598504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039161/publication.txt
observed dc4fb909ed528f9e29412c4f2d68ad46...
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.