OpenTechnical

OT-2026-000093664

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000093664) never changes.

Identity and time

Publication numberOT-2026-000093664 · never reused
Internal UUID01a0ae9e-508b-7c8f-a2ad-ed45752012fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093664
StatusPUBLIC

Content hashes

Canonical textbc04d3031b48dcf2753901b7f127ac47a2609a8eb9be720db8513abf67f6c362
Markdown5cefa07c40122f2321599e3ead60a3bb57721ed86104e4535b66ee6d21678ae4
PDF
Publication page8c39ec02eb2142889f3554effb3f966e8b39c1806a300b0906bcf4c07ef4558a
Manifest62746662f09c926679ce0fb0638b378d21a449f2db3d07fe4c9277dc90425bd2

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
SignatureaIk2zTRMLF6jNNekkAd+4YaPe+s2GAdDnv0w0i0GW7xt7DFxME94b/LmfKsYyg4WjkR/GjyrapErochLCZ0XCA==
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

2026-09-17T09:39:43.324326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093664
observed 8c39ec02eb2142889f3554effb3f966e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:43.304939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093664/manifest.json
observed 62746662f09c926679ce0fb0638b378d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:43.288200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093664/publication.md
observed 5cefa07c40122f2321599e3ead60a3bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:43.271278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093664/publication.txt
observed bc04d3031b48dcf2753901b7f127ac47...
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.