OpenTechnical

OT-2026-000006334

Publication integrity record

Porous face vacuum gripper, per zone isolation, six outlet manifold, plant vacuum fed, closed cell

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-2026-000006334) never changes.

Identity and time

Publication numberOT-2026-000006334 · never reused
Internal UUID01a0a957-632f-7a27-8218-3b1830ea2bd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:31:11.665794Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006334
StatusPUBLIC

Content hashes

Canonical textf2f87e64e2efd2e3c52d11d22c1ea2efa89ca043867b2444096b6bea52cb0463
Markdownb0f869d06edac7bee6a7b3d2bb618c9f8b1d61be7228bc7b9ff5faf85502e35b
PDF
Publication page864e859ce4325538eeabb7a3db57db07826e03ffa4d6fe55b11ae988e256f117
Manifest439dd4c1a55f79de704af2df0456d454ede97dc9b5b91e810da125f2deb9cbed

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
SignatureWSZy4AIOuYZY++lBGLqEkPi3K0Y/Y9/9LrAyGiRyZ3sv63OE+p60UmZmajzku8NKX92yU4ZLlYJCrwUZg9JMDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:30.125554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006334
observed 864e859ce4325538eeabb7a3db57db07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:29.989397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006334/manifest.json
observed 439dd4c1a55f79de704af2df0456d454...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:29.977519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006334/publication.md
observed b0f869d06edac7bee6a7b3d2bb618c9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:29.964999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006334/publication.txt
observed f2f87e64e2efd2e3c52d11d22c1ea2ef...
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.