OpenTechnical

OT-2026-000066286

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000066286) never changes.

Identity and time

Publication numberOT-2026-000066286 · never reused
Internal UUID01a0ae8e-8dc4-7d28-8c79-34fe296ebdaf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066286
StatusPUBLIC

Content hashes

Canonical text15e51a507cb2268efaef2fc3f05331cfd851653ecee12e1c650e7c4a0662a47c
Markdowndac7fff3ef811a7ee3eaba15c4816d56f44a41ace4e1bc94e17023df21f8bb32
PDF
Publication pageea0cafc55d323e2c733c003b87b112e0d80b84f4ff5ba6f0b03966d7568c91e0
Manifest83beb625e40652fc53ba4e0296ae1837ad4981de4fb5a8d95abd2430d7363651

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
SignatureZXjdhLdcDObaqhI1en0HfaTO2XoMU7AeBK5MvvvI5g/Ev8t3bBAgcnUcSA3Jwm7f9mEIh2AKpad+7EQg+MnNBg==
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

2026-09-17T10:33:27.976703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066286
observed ea0cafc55d323e2c733c003b87b112e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:27.959179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066286/manifest.json
observed 83beb625e40652fc53ba4e0296ae1837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:27.941936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066286/publication.md
observed dac7fff3ef811a7ee3eaba15c4816d56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:27.922928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066286/publication.txt
observed 15e51a507cb2268efaef2fc3f05331cf...
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.