OpenTechnical

OT-2026-000063083

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000063083) never changes.

Identity and time

Publication numberOT-2026-000063083 · never reused
Internal UUID01a0ae8c-94aa-7b25-a327-a618fdc3173f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063083
StatusPUBLIC

Content hashes

Canonical texte0f3878fd8efc6f6b0ecf853547bdfa13d7dd53e6dbf25ace30f937ae7b41c28
Markdown6ba743b197e5d8524e1e97265e3352006f3826d2d7406912645b9e84b6471a66
PDF
Publication pagedb7765e5653e211d1e788b1db6feee199db088d8b6c6cf2b4a55e4e1a47aab52
Manifestc8a5e29b48d25d5bedba324c4bc1ccb23f550e9d5fdf1f38f706c087748a5881

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
Signaturerpo80eRq+UPSpcvQqPAP4e6WHDM34Znjcon1oQFaWiI+skPwf5NLPOe4xP/q7iXOTtKOQcXvjisa5ovS8LawBw==
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

2026-09-17T10:38:51.201102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063083
observed db7765e5653e211d1e788b1db6feee19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:51.183485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063083/manifest.json
observed c8a5e29b48d25d5bedba324c4bc1ccb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:51.166441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063083/publication.md
observed 6ba743b197e5d8524e1e97265e335200...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:51.149626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063083/publication.txt
observed e0f3878fd8efc6f6b0ecf853547bdfa1...
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.