OpenTechnical

OT-2026-000026609

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000026609) never changes.

Identity and time

Publication numberOT-2026-000026609 · never reused
Internal UUID01a0ae71-f4a9-7caf-85a9-0c78ee9fdfdf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026609
StatusPUBLIC

Content hashes

Canonical text31db27aa77d87024a489327fa6d25420f89b526848de0fda931321dec0cad09b
Markdown7a498e7352e1a577d32134be3dd82caf31a4bb6b45aa761dcfc77747c91e9287
PDF
Publication pageea73c1c107b47e25f43b5d6ef41329b9c2c55e1a31ce5cb5982546f4f9259266
Manifestc665298cdfa932a395104e5ea5a9b2007a3e95b2cb2dc82112c6cfad3d2efef1

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
SignaturewE9yDMhXlYFLuuFUi9FVmtoQ1V592Bcd8O1nR+nl4GLolV24aDy5O+1G1BWEqAvGROjZBxn9xTVORbJ4+CZ5Ag==
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

2026-09-17T11:45:40.934960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026609
observed ea73c1c107b47e25f43b5d6ef41329b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:40.915889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026609/manifest.json
observed c665298cdfa932a395104e5ea5a9b200...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:40.896734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026609/publication.md
observed 7a498e7352e1a577d32134be3dd82caf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:40.879371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026609/publication.txt
observed 31db27aa77d87024a489327fa6d25420...
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.