OpenTechnical

OT-2026-000036353

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000036353) never changes.

Identity and time

Publication numberOT-2026-000036353 · never reused
Internal UUID01a0ae77-01d0-7814-b621-b8a95b0aac76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036353
StatusPUBLIC

Content hashes

Canonical text355b3ce758b521c781a5356044c4b2fe1fc4259bd6a3e69803a078a814b44a3a
Markdownd1c6a98bcb53ce70007f9f36c568b90f01dc13166f0e3a546c15dc66c972756c
PDF
Publication page38197fe0014b51a107a209e171ed385c3199088afe9c2d100587089706f976cd
Manifest8ee74cef6cbb7783538e79d05722fb133f891db42b83e3d86ec0c8bf75e33201

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
SignatureMezvJOL+kYWJq42szLigMyAneRmorbSa8jWy4IVWNJXIjny8quzeGeUjanZ4InkeJExp0w5BIS0kXIgc93joBw==
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

2026-09-17T11:26:43.540965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036353
observed 38197fe0014b51a107a209e171ed385c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:43.523933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036353/manifest.json
observed 8ee74cef6cbb7783538e79d05722fb13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:43.506392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036353/publication.md
observed d1c6a98bcb53ce70007f9f36c568b90f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:43.490027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036353/publication.txt
observed 355b3ce758b521c781a5356044c4b2fe...
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.