OpenTechnical

OT-2026-000080676

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000080676) never changes.

Identity and time

Publication numberOT-2026-000080676 · never reused
Internal UUID01a0ae96-b973-7ba9-8540-e1ce5a0a49c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080676
StatusPUBLIC

Content hashes

Canonical texte9b9a34261ecf2dcf3dd93ebbc8cc5d5e45ece87bddb7edcf5fb7191410bc3d4
Markdown7f19b43796d481a5f93a052a37b939568d938078e6f813f892a16bb674d33fa4
PDF
Publication page1ed152f6c63e5ae75a3342ad2c214b6b8744520b834a78049231f47b021e7160
Manifestda946d47c6546f13edd391f37515b59e4a607708c551b450ff8b21f0a40510d8

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
Signature5G/TzWZY85R3dJxQMU/W2iNEs2VRc4xFPJk3vc/XXlKj0GjRPR6p5mMfknCEo8E3Y6jn1/7qtT2zijWr8nHSDg==
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

2026-09-17T10:01:42.486574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080676
observed 1ed152f6c63e5ae75a3342ad2c214b6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.469116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080676/manifest.json
observed da946d47c6546f13edd391f37515b59e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.450555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080676/publication.md
observed 7f19b43796d481a5f93a052a37b93956...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.434010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080676/publication.txt
observed e9b9a34261ecf2dcf3dd93ebbc8cc5d5...
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.