OpenTechnical

OT-2026-000037634

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000037634) never changes.

Identity and time

Publication numberOT-2026-000037634 · never reused
Internal UUID01a0ae77-b8cf-7c87-9852-49e2f080cac3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037634
StatusPUBLIC

Content hashes

Canonical text3a5ecd8521939dfb16b3f567101f4337723aedad1e65606d5c95a26baba180e2
Markdownd462b254a8da6f07fa5ed157f3ed625c9ad1edb85ce2a53557f346355eb307a9
PDF
Publication page1f86baef6ff1b35eebce75da451610c199b48077702c97318117ae2ee8cc7156
Manifeste4fe3147f2a565dcd4d2ec805dabe9f3a853998a52fdc6e5d9d59050f11c126c

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
Signatureeq+aAXJVUIKZYY+4FIQQ/jiYypGogPGwFEa5ugtiUI+haxtJ+O6Jf14mHqXQSzZfylUYc2DXfXCs+aoO5hkJAw==
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

2026-09-17T11:24:12.038577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037634
observed 1f86baef6ff1b35eebce75da451610c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:12.019752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037634/manifest.json
observed e4fe3147f2a565dcd4d2ec805dabe9f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:12.002281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037634/publication.md
observed d462b254a8da6f07fa5ed157f3ed625c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:11.985102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037634/publication.txt
observed 3a5ecd8521939dfb16b3f567101f4337...
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.