OpenTechnical

OT-2026-000025790

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000025790) never changes.

Identity and time

Publication numberOT-2026-000025790 · never reused
Internal UUID01a0ae71-a83e-7c91-b3f1-ec9366ed44ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025790
StatusPUBLIC

Content hashes

Canonical text7d82348e18528899649936a1c47e81e734983269cca9f4678e281244e0a72aac
Markdown0557cbff6a9400be60d79829b4fd5abae89019335873ca119dcbbbb18c461f73
PDF
Publication page73c963bab8cdfdd12114341f8f128647eb62bea2e85e67cdea1731aa692bef00
Manifest0abcbac22a845b6d94f0c90195622b819053bf702979f3308baf2793775b0a9f

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
SignaturevsNjH6VDc+umafwMMZJ4BmDWtWRjTHjLr+E7rGl/BNSpoiyqD9Ok3+C08WQpLeYGYQn1gywdqrELYapbwhCuCg==
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

2026-09-17T11:45:59.708247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025790
observed 73c963bab8cdfdd12114341f8f128647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:59.692012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025790/manifest.json
observed 0abcbac22a845b6d94f0c90195622b81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:59.673883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025790/publication.md
observed 0557cbff6a9400be60d79829b4fd5aba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:59.656596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025790/publication.txt
observed 7d82348e18528899649936a1c47e81e7...
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.