OpenTechnical

OT-2026-000083358

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000083358) never changes.

Identity and time

Publication numberOT-2026-000083358 · never reused
Internal UUID01a0ae97-c964-75cb-9bcd-8ed7ecbc3be6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083358
StatusPUBLIC

Content hashes

Canonical textdd7e219d3a7175c514c69c3a84ff79c43b9e5a66e20a217e3f58f97d4fbdf8b4
Markdownb73e968f7b6f3ad047b51f9ad7b0bf0091c99c375e2184bd363454a2cbeee8b2
PDF
Publication pagee817b56de5a99d830b2271be8c1a1670e24e5b52d20f62af8bef1e59086e8cc3
Manifest7313f5e8bb015f8bda0f3f238ea28e8bc05b684b1206f8e57aaeccace86638d3

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
Signature67MR9W5MVQfXmR2jl4saDvZpfRkTmBMWFGJiHFy8Rnevr6iILiI8EONhvvSQJ31WUXJDFVFZIvwTs7kR5mdtCw==
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

2026-09-17T10:00:38.656706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083358
observed e817b56de5a99d830b2271be8c1a1670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:38.637615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083358/manifest.json
observed 7313f5e8bb015f8bda0f3f238ea28e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:38.612621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083358/publication.md
observed b73e968f7b6f3ad047b51f9ad7b0bf00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:38.589200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083358/publication.txt
observed dd7e219d3a7175c514c69c3a84ff79c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.609285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083358
observed e817b56de5a99d830b2271be8c1a1670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.592117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083358/manifest.json
observed 7313f5e8bb015f8bda0f3f238ea28e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.576665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083358/publication.md
observed b73e968f7b6f3ad047b51f9ad7b0bf00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:45.560783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083358/publication.txt
observed dd7e219d3a7175c514c69c3a84ff79c4...
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.