OpenTechnical

OT-2026-000088166

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two 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-2026-000088166) never changes.

Identity and time

Publication numberOT-2026-000088166 · never reused
Internal UUID01a0ae9b-1aa8-7f5e-a0a2-d7360fb5cc3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088166
StatusPUBLIC

Content hashes

Canonical text1e2c19517f32983667b70c6f220260834dd2682b392f663033a6270b22672065
Markdown847f17521d1d34bfb78dcd797b3331bcaa94ecf50daba814c820ea8a1bc42500
PDF
Publication page6d8e59a620cfb2f10faa483f909c5718e67d71b46f79fbc37517769c7831325d
Manifesta8dcac00a65e940070d7f61c0090293c31e3c9b632e220ebcf1168ae8f0c7882

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
Signature1eb4ZaVKA0MV/R1gkzOB9E9P+T/kyd9v+JPyyXOFGi/p+y3Co+EYta6c0isWMnE795GSvWG+Z4IwLy2CN3k3Ag==
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

2026-09-17T09:50:12.618057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088166
observed 6d8e59a620cfb2f10faa483f909c5718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.599430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088166/manifest.json
observed a8dcac00a65e940070d7f61c0090293c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.581142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088166/publication.md
observed 847f17521d1d34bfb78dcd797b3331bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.564427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088166/publication.txt
observed 1e2c19517f32983667b70c6f22026083...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.976771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088166
observed 6d8e59a620cfb2f10faa483f909c5718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.960007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088166/manifest.json
observed a8dcac00a65e940070d7f61c0090293c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.942035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088166/publication.md
observed 847f17521d1d34bfb78dcd797b3331bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.923967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088166/publication.txt
observed 1e2c19517f32983667b70c6f22026083...
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.