OpenTechnical

OT-2026-000076556

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented before 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-2026-000076556) never changes.

Identity and time

Publication numberOT-2026-000076556 · never reused
Internal UUID01a0ae94-b06d-75b5-9c26-d2a5b7e7f00f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076556
StatusPUBLIC

Content hashes

Canonical texta3a6d9b0869fb64a80d4abc7c1938de921ecbfaaef8cd967e5d41e9923ed50cc
Markdownc7b544418875257638781839bc1a5bd72f3ad30ff2e782b96e62af4bf47a5656
PDF
Publication page5c5768a7d5acc73b7858f6f35c245a30e6f7cca3e646232e5d0c19e3331fa10e
Manifest8bf8b15620cd0f13d86b8cd4128a0bef0896233241e3d762d76cdbc718ed792b

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
SignaturejHu98y4Sg7qgSqd98OqaueA+yBK6x8q+LTVm3fJrJyxyH1EVQQV8kBJ+09OKZjZLl4Q3k52wwIgLRe5F3ApMDg==
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

2026-09-17T10:09:16.368888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076556
observed 5c5768a7d5acc73b7858f6f35c245a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.352747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076556/manifest.json
observed 8bf8b15620cd0f13d86b8cd4128a0bef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.336078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076556/publication.md
observed c7b544418875257638781839bc1a5bd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:16.316624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076556/publication.txt
observed a3a6d9b0869fb64a80d4abc7c1938de9...
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.