OpenTechnical

OT-2026-000064066

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000064066) never changes.

Identity and time

Publication numberOT-2026-000064066 · never reused
Internal UUID01a0ae8d-53be-74f9-ac9f-42896b8a6e9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064066
StatusPUBLIC

Content hashes

Canonical textceefbbeab023986454c56582e05a74bde1d608a6205a6c70ea7a69d289b7f8eb
Markdownc1d838f5e96d8dd9133553c2faccfec680709e006cec9fb8121ac0d2f40c3b2c
PDF
Publication pageb802a90d084f279b1554a247020001ee6fcc6f5c7c7903b50b6a696ceb5365ef
Manifest3f5140d796b557dbe9f70491958f2fb2f2e1b1c38499be37fed50f9f13dc466a

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
SignatureJBZjz2NtCZ8K1lLJNSRIavjFL/ZEeSMliBRtng34cDkK2BywpHilDzlSok/NR4UxK7GSedvyIOYcjXj6V3FFCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:09.941133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064066
observed b802a90d084f279b1554a247020001ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.923725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064066/manifest.json
observed 3f5140d796b557dbe9f70491958f2fb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.906357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064066/publication.md
observed c1d838f5e96d8dd9133553c2faccfec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.886982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064066/publication.txt
observed ceefbbeab023986454c56582e05a74bd...
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.