OpenTechnical

OT-2026-000071130

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000071130) never changes.

Identity and time

Publication numberOT-2026-000071130 · never reused
Internal UUID01a0ae91-e0eb-7b98-85b7-bdee2bcb801e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071130
StatusPUBLIC

Content hashes

Canonical textedd7d68d46051ae84d3ca01b488e1f7580546739b354ba637368b7c9b95fc7ed
Markdownf26038ac58542765262cc460fd64f3bc0e994ddba8e077df0abe1a3e93813eae
PDF
Publication page62d643c3f1dcd975d762bef46b13925a427cdcaad50e2b556613e6dc8ba607cd
Manifest24328b7d33a19d814306393ce24e6bb4714f36807c978f050507a0681c10966f

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
Signature8emDCeosCWPF+xikjqr9pGbLpX9HAis2m6kcEO6GBSCViNYkv8Q9JSAq7yIbMsDLLED/GLiHR8AWtNfAWTC6CA==
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

2026-09-17T10:24:37.643552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071130
observed 62d643c3f1dcd975d762bef46b13925a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:37.622477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071130/manifest.json
observed 24328b7d33a19d814306393ce24e6bb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:37.601645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071130/publication.md
observed f26038ac58542765262cc460fd64f3bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:37.580915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071130/publication.txt
observed edd7d68d46051ae84d3ca01b488e1f75...
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.