OpenTechnical

OT-2026-000065695

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed blow-off before 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-2026-000065695) never changes.

Identity and time

Publication numberOT-2026-000065695 · never reused
Internal UUID01a0ae8e-46fb-72ae-b345-532f52a4048c · 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-2026-000065695
StatusPUBLIC

Content hashes

Canonical texted7fb049c7a6ed4efeeffb685c3a02dea10994f771f0192b36d5df2be59d7054
Markdown41b017c71f7c920617f9b088d9bd860d68d67771dc42743c9f5e9adb813a645e
PDF
Publication page52abf60d7658880d022143caffd41a5efd0f11519ad411be950206cd63218780
Manifesta0c420f7f8ca8bccc9d02f4f7d5ae9f8fd814c4144e919f38002f159bfe1582a

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
SignaturetwKH/TMvddkrcymm95sJZ2RuRUcG6qJlUu72C/8D1KmVCAb0JSOSI0oRU2jVc/864uYxrGdsCyjvYFhc1tD0Dw==
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

2026-09-17T10:34:06.590636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065695
observed 52abf60d7658880d022143caffd41a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.572008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065695/manifest.json
observed a0c420f7f8ca8bccc9d02f4f7d5ae9f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.553520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065695/publication.md
observed 41b017c71f7c920617f9b088d9bd860d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.536505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065695/publication.txt
observed ed7fb049c7a6ed4efeeffb685c3a02de...
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.