OpenTechnical

OT-2026-000063288

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063288) never changes.

Identity and time

Publication numberOT-2026-000063288 · never reused
Internal UUID01a0ae8c-94ac-7b0d-8e15-6a1cafe63b73 · 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-2026-000063288
StatusPUBLIC

Content hashes

Canonical text034e7d8eae4b2655fe3484cc243e784acde53e81923673bfa95eec47a65f1b79
Markdowncf341eaf43904336e6d1b08841d30d79fe7af27ec2141d56edca2f484622a3fc
PDF
Publication pagebf0ac1ac04cc683168ce095fb728ad82219833ca5fa62b253cd35c7f915dd6e1
Manifestba96129518a475699e4615a0c6434b90683336c8fca11305d97790ccbdb58450

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
Signature2HzdiSpZq/27M/wvlFkLIUushjOArtmEKY2/FT9X+8R3rx0wX5TQScGzDqYkqHdBd7L44mAvKkZSZV9NQ/HbCQ==
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

2026-09-17T10:39:10.909660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063288
observed bf0ac1ac04cc683168ce095fb728ad82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:10.892239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063288/manifest.json
observed ba96129518a475699e4615a0c6434b90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:10.873873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063288/publication.md
observed cf341eaf43904336e6d1b08841d30d79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:10.856712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063288/publication.txt
observed 034e7d8eae4b2655fe3484cc243e784a...
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.