OpenTechnical

OT-2026-000056282

Publication integrity record

Foam pad vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000056282) never changes.

Identity and time

Publication numberOT-2026-000056282 · never reused
Internal UUID01a0ae87-4bd1-75d9-9509-9e94f6712540 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056282
StatusPUBLIC

Content hashes

Canonical text99e5eb94b9600b0bdfeba2b71bdf9eca91bacf313ebf4359fab164e23513ffb8
Markdown7ca8c1c8a0bb8e07e2099020e7ab0030585a3f5b6f31e2d87340358c3b2da72f
PDF
Publication page61a463ee97d24bd0fd435a756826e553d18a72f38c236b7c4563e5cbb61c64d4
Manifestc6346ed45ab4ca7eeeb355d020424689484b567a0c10a42cf98bb300ab8de9d0

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
SignaturevTBq0f6FbeVlQXPfNSnEjuCFG8EJckAj6eN4PWO1Ta/Y+vXa/+1eSj+46qhInn0x5md76Ym7Lt/RDFD4arLhAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:46.260338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056282
observed 61a463ee97d24bd0fd435a756826e553...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:46.243596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056282/manifest.json
observed c6346ed45ab4ca7eeeb355d020424689...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:46.226492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056282/publication.md
observed 7ca8c1c8a0bb8e07e2099020e7ab0030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:46.208258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056282/publication.txt
observed 99e5eb94b9600b0bdfeba2b71bdf9eca...
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.