OpenTechnical

OT-2026-000065554

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, 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-2026-000065554) never changes.

Identity and time

Publication numberOT-2026-000065554 · never reused
Internal UUID01a0ae8e-46f9-7232-ac41-b2550d4ede71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065554
StatusPUBLIC

Content hashes

Canonical textb61db00c0521c34654a316dfebf90af4c29c2b2546bf14ca2dab774520394482
Markdown13942a554b761295d5d1fb2dc7da6ac729c12e8076b0c0e99767de5227990da4
PDF
Publication page7f7824db1499ab58955bc60a265473240e51e6fa62e9a8a7d888ce0393b850d4
Manifest1ed3ccf8c55f19f4ef3535b83eb331bd489651622f450e6af7752a0a8adc9c92

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
SignaturerUWepWKGbD7ky1HfiJlMCP2k30mwUhhiXQfUYNv4CGqIt71xBVf2aI4RU077g4bnQ36XN1CNInViDL7mEBslCg==
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

2026-09-17T10:33:51.568376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065554
observed 7f7824db1499ab58955bc60a26547324...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:51.550625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065554/manifest.json
observed 1ed3ccf8c55f19f4ef3535b83eb331bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:51.528457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065554/publication.md
observed 13942a554b761295d5d1fb2dc7da6ac7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:51.510293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065554/publication.txt
observed b61db00c0521c34654a316dfebf90af4...
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.