OpenTechnical

OT-2026-000038561

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000038561) never changes.

Identity and time

Publication numberOT-2026-000038561 · never reused
Internal UUID01a0ae78-2d54-79f1-8fa7-579a1f7d400e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038561
StatusPUBLIC

Content hashes

Canonical text21e5fca61dc935772ac5c876b694f993fd3e9b4a2d4806287307ed29c2553637
Markdown26c413033013a479fde13cb054fdae09aff9d8aabf6a7599f3528eadbedb870e
PDF
Publication page9d3f1a232619af127df487d18ee97238615fd6b62d8396f77b4589cd483ab3b2
Manifestb043d689bd399044d1b65a2ea16e085f5f8a1807e272e38f34557b235504b3e8

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
Signature8/GLNCqnWyxqo+QlO+6eoZqb6ilWoFs0dDQTXvz5IIu/nNgm7RmKHRrfAVk0odmBvrNsInOu5sHkAhf7igMVCQ==
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

2026-09-17T11:22:49.644210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038561
observed 9d3f1a232619af127df487d18ee97238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.623781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038561/manifest.json
observed b043d689bd399044d1b65a2ea16e085f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.605264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038561/publication.md
observed 26c413033013a479fde13cb054fdae09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:49.587121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038561/publication.txt
observed 21e5fca61dc935772ac5c876b694f993...
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.