OpenTechnical

OT-2026-000036818

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off after 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-2026-000036818) never changes.

Identity and time

Publication numberOT-2026-000036818 · never reused
Internal UUID01a0ae77-773e-7d3c-a67f-36d419c55702 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036818
StatusPUBLIC

Content hashes

Canonical text8a7788877b29f8f0eff618c3643384220588d9eabde0a4c1c60d26e6d7f6d6e5
Markdown0ae3c56ee4bbf0c83ee1f3cd14aa880234aa36ecc7d7df76a9ed5e3b43550463
PDF
Publication page44f34c799d5684084cb9e72e16d8ecd0d60a4da18e642b58a39e38407853f7b3
Manifest8c86bc5028979d291fb3685f5ce2dfbbf3390c64c8ccd5dd80740a654546249c

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
Signature86j4mBg7HL6MgKkIG6HurnyfjZWb3nzznKO8roGA3D01jpPoB6ds1/08w3sn7jIqkpOrOe/f7fy5My4NKnD0Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:25.945640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036818
observed 44f34c799d5684084cb9e72e16d8ecd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.926835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036818/manifest.json
observed 8c86bc5028979d291fb3685f5ce2dfbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.908215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036818/publication.md
observed 0ae3c56ee4bbf0c83ee1f3cd14aa8802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:25.890759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036818/publication.txt
observed 8a7788877b29f8f0eff618c364338422...
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.