OpenTechnical

OT-2026-000079592

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000079592) never changes.

Identity and time

Publication numberOT-2026-000079592 · never reused
Internal UUID01a0ae96-0b92-7f2a-996e-45059fce21ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079592
StatusPUBLIC

Content hashes

Canonical text1b37c1f90973e85da982cc33149cfa419256fe7515fd6c4a112b23b24a4e7fa6
Markdown0e6f063feb1a1b637c2740def1bec725c0bd49f4e0efcdead23cf6b3628c4c62
PDF
Publication page47d5d8d434c0391d78bdd316418c14e37b727c0c3af528a462f7c8caefe8f5e9
Manifest78fc9059df690abf3640b166f67a4bd1d05de47adabada9982e4c27a7b8774d7

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
SignatureZKdcEZND6v6bdfxA2OJeZEQkZfKSflDex1NbDxOx+VUs48511JVgMH78yjyvd9zovkGvp60HWIDiVW2kXRrbCQ==
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

2026-09-17T10:05:15.000280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079592
observed 47d5d8d434c0391d78bdd316418c14e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:14.980909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079592/manifest.json
observed 78fc9059df690abf3640b166f67a4bd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:14.960953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079592/publication.md
observed 0e6f063feb1a1b637c2740def1bec725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:14.941779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079592/publication.txt
observed 1b37c1f90973e85da982cc33149cfa41...
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.