OpenTechnical

OT-2026-000036179

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line 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-2026-000036179) never changes.

Identity and time

Publication numberOT-2026-000036179 · never reused
Internal UUID01a0ae77-01cf-7d8e-8c11-df9e1b09cceb · 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-2026-000036179
StatusPUBLIC

Content hashes

Canonical textc6ead56e010247bdfd814f40f061dec0bf26d968e26b90b066a218b23155af43
Markdownb625de54c9a1b095eb96feefce0cf6a577de8c8b91a98e4b828486c4942297e7
PDF
Publication page6bc96f28314909208d79a4dc93de9513dedb22a50c83927bf11af4be377cbd59
Manifest557e6c4dc81b665b6f537bde09042480a4f7de02c2e31aa8a0ddf2b6a6d8bc5a

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
SignatureoSSl+MGXCcPNy6kwJRQ/m5q56sKlwH4YzYLt3DjoNi7rDQxMZTtsMAtVO5o7lbrePRXZb+eJw/L7eu5z9f0XDg==
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

2026-09-17T11:26:24.573982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036179
observed 6bc96f28314909208d79a4dc93de9513...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.557536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036179/manifest.json
observed 557e6c4dc81b665b6f537bde09042480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.540713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036179/publication.md
observed b625de54c9a1b095eb96feefce0cf6a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:24.523248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036179/publication.txt
observed c6ead56e010247bdfd814f40f061dec0...
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.