OpenTechnical

OT-2026-000043383

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000043383) never changes.

Identity and time

Publication numberOT-2026-000043383 · never reused
Internal UUID01a0ae7b-327e-7f3c-a7ea-b80c9cd5fa4c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043383
StatusPUBLIC

Content hashes

Canonical texte1037782ed6280db879d42d6e35b5f845750e1ad20561909fd6ca8cd684dc97a
Markdown0ed2184a21f0438f244e2cc8963dae66f0723e64812dd56256486404c07ca7c8
PDF
Publication page3cf6205119fd0c90a41fe3d5f96e64f2f06ff63f0a20ed30bfdc57f67dc3a9c5
Manifest374981c44159b05d2acb2a3a8481c3df84d5f6639e0f13a801b911a5f81c13b1

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
Signature55EUJJwTzrfvq7cgZjqFu/Ff6v8fV6srJIoj0RwNJ6fAXZMxojIwbIgvJ/DFg/UpzFV9FM4HBCnEy2WQ1N5OBg==
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

2026-09-17T11:13:54.784471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043383
observed 3cf6205119fd0c90a41fe3d5f96e64f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.765643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043383/manifest.json
observed 374981c44159b05d2acb2a3a8481c3df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.747637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043383/publication.md
observed 0ed2184a21f0438f244e2cc8963dae66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:54.728939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043383/publication.txt
observed e1037782ed6280db879d42d6e35b5f84...
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.