OpenTechnical

OT-2026-000075212

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000075212) never changes.

Identity and time

Publication numberOT-2026-000075212 · never reused
Internal UUID01a0ae93-f200-7430-bf87-7158f6d5a844 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075212
StatusPUBLIC

Content hashes

Canonical text8e103bbc9d5063220bc9fcee511527c9bdc438974a6e421074d97ad064e474f9
Markdownb0b978d9c89a80ab18957cb100d8cb7deeed5ab89fc2ef0038e1a806e8c33dea
PDF
Publication page9574b36dde9fbf4331433310cafc16c0147c9e7556971a8749a40e053cb6b02c
Manifestbdd8c03085725b189f837060cd031466168fe2452794102e17568a57f6f3bf4a

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
SignatureMG0NO/dyEg1df1q45ZpYJY7IN/skLfbLlkYSFkazYNwkn/TgQ7BbU+fojzzHqJpU8k+7h9f9Eo1A3yaaRQMYCQ==
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

2026-09-17T10:20:28.878982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075212
observed 9574b36dde9fbf4331433310cafc16c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.641365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075212/manifest.json
observed bdd8c03085725b189f837060cd031466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.619812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075212/publication.md
observed b0b978d9c89a80ab18957cb100d8cb7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:28.599028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075212/publication.txt
observed 8e103bbc9d5063220bc9fcee511527c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.965400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075212
observed 9574b36dde9fbf4331433310cafc16c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.946456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075212/manifest.json
observed bdd8c03085725b189f837060cd031466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.804313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075212/publication.md
observed b0b978d9c89a80ab18957cb100d8cb7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:42.784351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075212/publication.txt
observed 8e103bbc9d5063220bc9fcee511527c9...
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.