OpenTechnical

OT-2026-000050444

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000050444) never changes.

Identity and time

Publication numberOT-2026-000050444 · never reused
Internal UUID01a0ae82-5c48-7777-89ea-f3c6ac2536cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050444
StatusPUBLIC

Content hashes

Canonical textc0deff716caef1e2464097decdd16e04a5455c4ca50b558f62c705e37152cf05
Markdown1664a7f6278c02245fe8c821738e10d4c035f369b7aaf0b266f0e6cc2baf6b21
PDF
Publication page95a6c76fcd7e359a2f2c44e8371ccd802a1dc083a00e80d7b6330b3736cac272
Manifeste0628c18d68eb746840156f93d2ead74c8560be15a51fe808102c5d6b8c36e3f

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
SignaturetWI3GY+0dpEUGI9StVmtlzT3xgPwR5Wa3JK9YowT+F9pl4LCCTQnDEqN2GprrWxUjvcaLyaTFdA2tud0hSyDDQ==
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

2026-09-17T11:01:29.552604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050444
observed 95a6c76fcd7e359a2f2c44e8371ccd80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:29.537574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050444/manifest.json
observed e0628c18d68eb746840156f93d2ead74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:29.521532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050444/publication.md
observed 1664a7f6278c02245fe8c821738e10d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:29.505903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050444/publication.txt
observed c0deff716caef1e2464097decdd16e04...
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.