OpenTechnical

OT-2026-000025957

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000025957) never changes.

Identity and time

Publication numberOT-2026-000025957 · never reused
Internal UUID01a0ae71-a83f-751f-9dc1-de095a5d6970 · 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-2026-000025957
StatusPUBLIC

Content hashes

Canonical text26844ec5559a8193e7564d95d10931a10fb677d2e9199fda5df8c99a1addd49c
Markdown5dd9d9ef3ba15d7f875c61e9d0ac9afdcd4eb461ea00be438965531041413d15
PDF
Publication page5440267899d2a88be9d50c9179cd1c11a97ad45163e23a18a3eccaaef159eb29
Manifest36e823f1487c94c0306d68447b9ad03443840e646571710fda5c7e84e1845657

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
SignaturewgaVcL1InW0A+n4Cu+RewJn2uPQ1mzkv8qyznP+8hauYRrxlZManNxhnCqP9YGATTEmxOpmqB0UrNFXvP8PeBA==
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

2026-09-17T11:46:19.553572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025957
observed 5440267899d2a88be9d50c9179cd1c11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:19.532682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025957/manifest.json
observed 36e823f1487c94c0306d68447b9ad034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:19.511916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025957/publication.md
observed 5dd9d9ef3ba15d7f875c61e9d0ac9afd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:19.492466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025957/publication.txt
observed 26844ec5559a8193e7564d95d10931a1...
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.