OpenTechnical

OT-2026-000075348

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000075348) never changes.

Identity and time

Publication numberOT-2026-000075348 · never reused
Internal UUID01a0ae93-f201-7f6e-ad7b-85210359d2bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075348
StatusPUBLIC

Content hashes

Canonical textec59afc4c1aba844e68deb45bf0dfcc27230569c263cc1072fc725bbc9ef8da6
Markdown636ec8e06f6eea942e76610ca319c87f8dca02c6eb52427e5568953731bc2922
PDF
Publication pagee8d48d84768340e4a795eebf4269bbdae6d0e2faa1e5f0738d9705f4720f55d9
Manifest7a0defb2c184ca0cb71a6f769b8c336725855c2bb1d797d08da8f1d7e1e2b5e5

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
SignaturewYXFMxrBoTMyhHJxsRBAv1ExXEp1xZBcGgYOwWNh7PeJOR+ypu2pjLRNMJfAqPY98Dk/9B2qmOv3iFd0lLY2DA==
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

2026-09-17T10:17:18.002732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075348
observed e8d48d84768340e4a795eebf4269bbda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:17.973238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075348/manifest.json
observed 7a0defb2c184ca0cb71a6f769b8c3367...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:17.946393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075348/publication.md
observed 636ec8e06f6eea942e76610ca319c87f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:17.789593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075348/publication.txt
observed ec59afc4c1aba844e68deb45bf0dfcc2...
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.