OpenTechnical

OT-2026-000036722

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single 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-2026-000036722) never changes.

Identity and time

Publication numberOT-2026-000036722 · never reused
Internal UUID01a0ae77-46e8-72f2-b000-ff51f59c283b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036722
StatusPUBLIC

Content hashes

Canonical text82a382f8b60a9f0b6f3ce2ef9cff8fa8adf50826a7067ccd078e1f296b6a9d4a
Markdown6d7d86f0455e07146626c1fba6bedffc96843f69cf7321eba00aa9b7a0659207
PDF
Publication page078dcb4021bc40897fd357a52a4624a1431fa53b356e229e9a7e3aa6cc701cbd
Manifesta9531767f2dcd5f2a0ec54b55b56f2e789f156e4b227f02475fc60b7c6fd04f3

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
SignatureVaVMW9HuP5iIcucQ2Uq6uNCOD4mRIzJYpFUpaISLJf7cgeS5NwhU5apbYI7AJmUh0f5Hv1xL2P1C/usQDh52Dg==
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

2026-09-17T11:26:05.139863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036722
observed 078dcb4021bc40897fd357a52a4624a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:05.119346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036722/manifest.json
observed a9531767f2dcd5f2a0ec54b55b56f2e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:05.102959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036722/publication.md
observed 6d7d86f0455e07146626c1fba6bedffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:05.082261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036722/publication.txt
observed 82a382f8b60a9f0b6f3ce2ef9cff8fa8...
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.