OpenTechnical

OT-2026-000071858

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented before set-down

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-2026-000071858) never changes.

Identity and time

Publication numberOT-2026-000071858 · never reused
Internal UUID01a0ae92-1e92-7b9b-97f8-252b1b52d25d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071858
StatusPUBLIC

Content hashes

Canonical textaa212d2bdab8c32d7a81a5ba4f179d018cc142e91e1fd3dc87697c1cb8f3bb8d
Markdown7c64dacb3515e469a6040db13013acda6b1da742e6e73f721b77d3ccca5128c9
PDF
Publication pagee15f85568509f7c457645f76fa8739f82750fe97fd3f04e596fea10bb1a4d054
Manifeste72f685281bc59dbb1fd1a633f0482c6bcddc6b9a18179e5ed4fe8990f84e919

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
Signature7x9DJ7ACVavLaqGlsVdi8xrQvxtEPzmfSc8mspShezGYSvLFlwr+KzlgjEn9axCD4LkIDQRfn6bfvMYlO/zJBQ==
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

2026-09-17T10:24:02.464111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071858
observed e15f85568509f7c457645f76fa8739f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:02.445618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071858/manifest.json
observed e72f685281bc59dbb1fd1a633f0482c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:02.423093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071858/publication.md
observed 7c64dacb3515e469a6040db13013acda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:02.401445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071858/publication.txt
observed aa212d2bdab8c32d7a81a5ba4f179d01...
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.