OpenTechnical

OT-2026-000084162

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000084162) never changes.

Identity and time

Publication numberOT-2026-000084162 · never reused
Internal UUID01a0ae98-5b5f-7c48-9d11-c76d761c48dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084162
StatusPUBLIC

Content hashes

Canonical text7aabb4d5f2be96691d132eeb9b0012a8f3598b03bdc2e8d688663ab28e22352b
Markdown2274f516b9ceef4a1e57cdcdc3f56f6c26f20816fe3a8d2a16f876e0244f33a0
PDF
Publication page077dffb5ab36944dae4a7957e9a95150dbae3812e500db934cd0c00a073c008f
Manifestd3301f539487c6b579480ad90034955c81a32ff4d8a2a7b09f6abe0005a6cb9a

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
Signature7FZLWb8LmXRN+mVTDeoyRJ09UaCR9E/WrYc+vVX8f0RgfEsoX2JgXN1RfI5va1uuv8iW1P3RxR1KruOL3tjlDA==
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

2026-09-17T09:55:56.107435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084162
observed 077dffb5ab36944dae4a7957e9a95150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.088372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084162/manifest.json
observed d3301f539487c6b579480ad90034955c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.070882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084162/publication.md
observed 2274f516b9ceef4a1e57cdcdc3f56f6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:56.051490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084162/publication.txt
observed 7aabb4d5f2be96691d132eeb9b0012a8...
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.