OpenTechnical

OT-2026-000046250

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000046250) never changes.

Identity and time

Publication numberOT-2026-000046250 · never reused
Internal UUID01a0ae7e-57ca-7554-a252-1acde54299b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046250
StatusPUBLIC

Content hashes

Canonical text33f3a664a6e3701ac4d95265a1f85d23b73238668f150a98b20032f6e8be33a2
Markdown7956dda4e94404d3a69cec0bdcb4f0deaa1a3571d9c45c7c0154f29ee8abfe8c
PDF
Publication page8c872a5687ad0729ed44c69ee6e76c850ed048aa3e4ac29f9bcb30e45a11f24a
Manifestdca06e6ad94433ae83f430bd0cc6602d48c0ad4af3ce261bec1b56a30500981e

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
Signature6N7YyBz1+4gX5R4oTz8gWBzkrsLJN09cqMHVsfbODVeJ4TSrUJUaKvN2uIh0soEFxj+HpT7F7mTfU0PjShjKCQ==
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

2026-09-17T11:08:06.247653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046250
observed 8c872a5687ad0729ed44c69ee6e76c85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.226867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046250/manifest.json
observed dca06e6ad94433ae83f430bd0cc6602d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.205557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046250/publication.md
observed 7956dda4e94404d3a69cec0bdcb4f0de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:06.187916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046250/publication.txt
observed 33f3a664a6e3701ac4d95265a1f85d23...
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.