OpenTechnical

OT-2026-000032536

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000032536) never changes.

Identity and time

Publication numberOT-2026-000032536 · never reused
Internal UUID01a0ae75-106f-797b-907c-6c88012cb32f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032536
StatusPUBLIC

Content hashes

Canonical text3f2dc482213d375a249dc669cafe1548d68255ce86957dacc5922a7680ff19e8
Markdown27d39771ffa165f68c2a934780745c0f0b97d978e6fbb4184813555edd436919
PDF
Publication page062c931a2e540ffba57c139cdba525d10ecf1b4656b1f6f3548714837adee18e
Manifest714f650f20fd72daff33746d15dbff20de552890b5014acbab9c15237b538b10

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
SignaturenaEzV0Alg0R99R8c/spbTqvst/dBxaFmwxSdnOZUpmJiFa7hYHikXFgLLtYIj3U3nZQu4ZecXdAzHz9gZsovBw==
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

2026-09-17T11:34:05.908874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032536
observed 062c931a2e540ffba57c139cdba525d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:05.892005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032536/manifest.json
observed 714f650f20fd72daff33746d15dbff20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:05.874367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032536/publication.md
observed 27d39771ffa165f68c2a934780745c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:05.855742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032536/publication.txt
observed 3f2dc482213d375a249dc669cafe1548...
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.