OpenTechnical

OT-2026-000093325

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093325) never changes.

Identity and time

Publication numberOT-2026-000093325 · never reused
Internal UUID01a0ae9e-0912-7b1a-9791-42898ec37c29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093325
StatusPUBLIC

Content hashes

Canonical text6cb4236590f58092ff19069f17c3fd265ec69370b8375dbb343175c7c25723a8
Markdown7e26d74d95aac63bcd13a3405517456f1d2a70a755ab2a45a8cb8c24eb68efeb
PDF
Publication page275cb4311b809620853b68b797ac2cfac628cc4114fd3d31366d50dca27cc430
Manifest0b94ed1e2302a444104d41b12ad3eee23baf17efc6da91e372740b758a88c231

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
SignatureX8ptodstdmGWt3K+VmU+B3ey0XCsjrTu8Lhhg+K9P1TcYrGja2W/eq4jBjLvNeNeRqvPHSTpFuWYWnv4JqOaCA==
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

2026-09-17T09:40:42.633729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093325
observed 275cb4311b809620853b68b797ac2cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:42.614033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093325/manifest.json
observed 0b94ed1e2302a444104d41b12ad3eee2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:42.594473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093325/publication.md
observed 7e26d74d95aac63bcd13a3405517456f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:42.577633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093325/publication.txt
observed 6cb4236590f58092ff19069f17c3fd26...
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.