OpenTechnical

OT-2026-000082884

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000082884) never changes.

Identity and time

Publication numberOT-2026-000082884 · never reused
Internal UUID01a0ae97-8cca-7450-b39e-6ce9d9c85ee3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082884
StatusPUBLIC

Content hashes

Canonical textcb15aef8a9d0db8482470aad073ba052c6dc9e4437661301a59b8573bd2d9125
Markdown13f44c055105c8cd52e175c0a437c9a50b7f2caf05c52f710f9c4e0ecd65b41f
PDF
Publication pagebdc1b0a53b26a6d1b1f02351e8f419da0b916437f3df042ddab5ddf6a959a97b
Manifest62c06b898840396b949faca4332e7bc065e2272fd54541ce34989bf74d994da9

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
SignaturexHWrkSj601BSS7qzyTjpK4sVho1KxgJxwFVFnMKeJ1yIg+2ld3H4q2tdCMn6M49gGSgoG008EYsnGj/XTqdGDw==
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

2026-09-17T09:58:34.091356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082884
observed bdc1b0a53b26a6d1b1f02351e8f419da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.075642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082884/manifest.json
observed 62c06b898840396b949faca4332e7bc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.059077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082884/publication.md
observed 13f44c055105c8cd52e175c0a437c9a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:34.041933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082884/publication.txt
observed cb15aef8a9d0db8482470aad073ba052...
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.