OpenTechnical

OT-2026-000067342

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000067342) never changes.

Identity and time

Publication numberOT-2026-000067342 · never reused
Internal UUID01a0ae8f-6bd8-7e54-86ec-3885b33c0996 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067342
StatusPUBLIC

Content hashes

Canonical text99aa4b947aa2aa37aea73221d46ab811d5f5839956ad46f18ca142c8a5ba6864
Markdownc57cb4d340e751633218b48f886e94e7833a90413a7a1c98b8d9616970d68ab1
PDF
Publication page11c727996dda501f23a6ef12b1c723ec0856d0bc57991f03d84e96f855ee1dd4
Manifest15eb4b03051af9429e9664b545edfec649b1e0f19ab0da796257dcfd36912949

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
Signature6HzeX4YTPIRgtGOwjc00+wTQJJGDHxGqdmO7pNy1geVzHStRHBLtg6Q8pxoPTzEC/NZXyw6AE6gFEXzDiW8YBQ==
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

2026-09-17T10:31:31.479968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067342
observed 11c727996dda501f23a6ef12b1c723ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:31.463570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067342/manifest.json
observed 15eb4b03051af9429e9664b545edfec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:31.444948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067342/publication.md
observed c57cb4d340e751633218b48f886e94e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:31.426598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067342/publication.txt
observed 99aa4b947aa2aa37aea73221d46ab811...
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.