OpenTechnical

OT-2026-000087212

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, sustained 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-2026-000087212) never changes.

Identity and time

Publication numberOT-2026-000087212 · never reused
Internal UUID01a0ae9a-9f2e-7c51-80de-6d477fe2236b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087212
StatusPUBLIC

Content hashes

Canonical text1d198fcf72e44248de3295864847f762385774550ef94b3b61c3945f16c0c811
Markdowne13511ba5c75c8067137709b5edcdf1388529f32b19b67955393d392b4177761
PDF
Publication page9f0d6838d558b4cd8c4142d7292605ee2217149a3c09af9d86870699269f49f3
Manifest3bc5094148521bba9bc208f1ab82ce262741924f442089e7e14765c1f3fb3699

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
Signature/p3TvRHm3rNRjMVrC/zhmAvJHwKkFlhWzZUnHQLaxoAYUyoDZ1F/kig5RoOygcJmubfP2QloXtaNdUjlWu5RCg==
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

2026-09-17T09:51:29.541088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087212
observed 9f0d6838d558b4cd8c4142d7292605ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:29.525809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087212/manifest.json
observed 3bc5094148521bba9bc208f1ab82ce26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:29.507769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087212/publication.md
observed e13511ba5c75c8067137709b5edcdf13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:29.490172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087212/publication.txt
observed 1d198fcf72e44248de3295864847f762...
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.