OpenTechnical

OT-2026-000020106

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000020106) never changes.

Identity and time

Publication numberOT-2026-000020106 · never reused
Internal UUID01a0ae6f-4378-71c8-b692-89c306af35f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020106
StatusPUBLIC

Content hashes

Canonical text92e4451b523cb45691cbfd706d6819360746d79983a13e763d06f009031f0d41
Markdownd9c230022eab1086e48743a7373b1405d9c83cec9c6fbc52ad5875c0625f2dcf
PDF
Publication page388516daae0f5e45365f4f547455ebcd62681b094856e9891720db70eae4a6eb
Manifest9138616c0bcbb750e3da4d0f509ef53794cff3d0f803ed297a3cc794243a33bc

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
Signature2apabAulgU8L0fpCKxwsBN6hcuP5ZWl0shxbmeGb4drsUx0zdGTrA60wo2z7qOaLgPr+nukxg9B0YBIVdxMTAQ==
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

2026-09-17T11:56:24.202503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020106
observed 388516daae0f5e45365f4f547455ebcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:24.184335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020106/manifest.json
observed 9138616c0bcbb750e3da4d0f509ef537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:24.164583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020106/publication.md
observed d9c230022eab1086e48743a7373b1405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:24.143621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020106/publication.txt
observed 92e4451b523cb45691cbfd706d681936...
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.