OpenTechnical

OT-2026-000083778

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000083778) never changes.

Identity and time

Publication numberOT-2026-000083778 · never reused
Internal UUID01a0ae98-0417-7bc6-af96-b85ad2a0b75f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083778
StatusPUBLIC

Content hashes

Canonical text04fe8f3d67aac9885c447373aac392df90dd367fbc603205b73e95d27a1d794a
Markdowne0209380e2a02eb339a8a7f52615c46e4f4e283b3c2c2a783e142e3de3b9e068
PDF
Publication pageb8edc3a3c806a72aefedcfdf111f91104f8749b8a8037789f9a32bae9c7b2282
Manifest67b6c01b0891d128b04f3eab39874c9d89d73636e84f38362e6c967e880b39f0

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
Signature2TRqhK62UH3jloReGEoiYXa1O9BP+2WbjU9LJV14r2NCkL362jfZcnZKBRebiiyQyoLHCAqu2nWNCZQ18YNKAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:57:25.300556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083778
observed b8edc3a3c806a72aefedcfdf111f9110...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:25.282449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083778/manifest.json
observed 67b6c01b0891d128b04f3eab39874c9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:25.266912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083778/publication.md
observed e0209380e2a02eb339a8a7f52615c46e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:25.250210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083778/publication.txt
observed 04fe8f3d67aac9885c447373aac392df...
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.