OpenTechnical

OT-2026-000026080

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000026080) never changes.

Identity and time

Publication numberOT-2026-000026080 · never reused
Internal UUID01a0ae71-a840-71ef-804d-13d1c49bccc2 · 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-2026-000026080
StatusPUBLIC

Content hashes

Canonical text56613cf507f44af9bbd7bdf9a7b0979af9bd621f982cf3a1402a7aa13c01b840
Markdownf837e3bdd05b04f0bd42c11a79668c30d12d2d2ed37ad7913a71653923ae8173
PDF
Publication pagea378c5f618ddcc1084aa81dc15f2f85dfdc1d2302bad209d0fd6a93a39074f91
Manifest9734266aaa8a19b1bbe682f84d2edefcba518281f89fb071061f3d77f2fb3cb3

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
SignatureUwZBObP5aN/2qZsKfHUVqtC4hel9sPpDsWbfiK/e1vRby0yg7CqYhb/Ehp7+zA2o7zfZ1woPxfcDdslUadfcAQ==
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

2026-09-17T11:46:34.741554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026080
observed a378c5f618ddcc1084aa81dc15f2f85d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:34.725235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026080/manifest.json
observed 9734266aaa8a19b1bbe682f84d2edefc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:34.707452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026080/publication.md
observed f837e3bdd05b04f0bd42c11a79668c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:34.687845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026080/publication.txt
observed 56613cf507f44af9bbd7bdf9a7b0979a...
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.